Top Software Developers in Seattle
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List of the Top Seattle Custom Software Development Companies
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$10,000+$150 - $199 / hr10 - 49Serves Seattle, WAServices provided
35% Custom Software Development45% Mobile App Development10% AI Development +1 service10% Web DevelopmentSee all 14 projectsKingsmen Digital Ventures is a distinguished firm specializing in Custom Software Development, offering services across tailored, bespoke, and full-stack software development. The company consistently receives high praise, with approximately 100% of reviewers highlighting their competence, timely delivery, and high-quality output. Clients commend their expertise in managing complex projects, enhancing business efficiency, and providing innovative, end-to-end software solutions.
Reviews mention Helpful
Clients have expressed high satisfaction with Kingsmen Digital Ventures, particularly praising their responsiveness and timely delivery. One client noted that Dustin's ability to meet tight deadlines and provide detailed, quality work significantly improved their website management. The collaborative approach, including regular meetings and effective communication via Slack, further enhanced the partnership. Overall, the feedback indicates a strong sentiment of appreciation for their helpfulness and solution-oriented mindset, with no reported areas for improvement.-
Web Design & Development for Medical Technology Company
5.0 Apr 23, 2026Dustin is super easy to work with. We also have him on Slack so we can let him know of anything urgent that comes up. How responsive and helpful they are is impressive; they always come to the table with solutions.
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Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients consistently highlight Kingsmen Digital Ventures' competitive pricing and exceptional value for money. One client noted they chose Kingsmen for their good value relative to cost, while another emphasized that despite higher fees, the unmatched service quality justified the investment. A recurring sentiment is the effectiveness of their solutions leading to significant ROI, such as a client reporting $2M in transactions post-engagement. Overall, the feedback suggests that clients perceive Kingsmen Digital Ventures as a worthwhile investment, delivering high-quality results that exceed expectations.Was this helpful?
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$15,840 Define features, cost, design, and market strategy $100,000 Simple app in 3 months: Design, build, and launch $298,560 Elite design, build, or rescue of complex projectsView PackagesPremier Software Development
Building software with Kingsmen means harnessing the power of a California-based high-performance team. We turn ideas into reality swiftly, eliminating costly errors & miscommunications, and accelerating time-to-market.Was this helpful?
$25,000+$25 - $49 / hr1,000 - 9,999Serves Seattle, WAServices provided
10% Custom Software Development20% AI Development10% CRM Consulting and SI +6 services10% Cloud Consulting & SI10% E-Commerce Development10% ERP Consulting and SI10% Enterprise App Modernization10% IT Staff Augmentation10% Mobile App DevelopmentSee all 89 projectsSimform is a custom software development firm specializing in tailored and end-to-end software engineering solutions. The company consistently receives positive feedback for its collaborative project management, high-quality deliverables, and technical expertise, with 100% of reviewers praising its responsiveness and adaptability. Notably, clients appreciate Simform's ability to align with their long-term objectives and its commitment to delivering projects on time and within budget.
2 of 3 reviews are 5 stars2 new reviews for Custom Software Development services$50,000 – $199,999 avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Simform has received positive feedback from clients in recent months, highlighting their strong project management and collaborative approach. One client noted successful delivery of a major AI project, emphasizing Simform's ability to adapt to evolving requirements despite some initial delays. Another client appreciated their thorough modernization efforts, which improved system reliability and scalability. Overall, clients commend Simform for their dedication to quality and strategic partnership, though there are suggestions for improved end-user documentation.Was this helpful?
32 of 40 Custom Software Development reviews are 5 stars2 new reviews for Custom Software Development in past 6 months$50,000 – $199,999 avg. project costRead 40 ReviewsCustom Software Development PROJECT HIGHLIGHT
Custom Software Development for Education Company
5.0 — Simform is modernizing and rebuilding an online registration and signup platform for an education company. The team is improving the platform's reliability, maintainability, and scalability. Read moreWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Simform has received positive feedback regarding its overall cost and value for money. Clients frequently commend the company's pricing as fitting their budgets while providing good value for the quality of work delivered. One client noted that Simform's pricing was competitive and justified by the high level of expertise and responsiveness shown by the team. Another client highlighted that they achieved significant results within budget constraints, further emphasizing Simform's value proposition. Overall, the sentiment around cost-effectiveness is strong among clients.Was this helpful?
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$10,000+$50 - $99 / hr50 - 249Serves Seattle, WAServices provided
30% Custom Software Development50% Mobile App Development10% AI Development +1 service10% UX/UI DesignSee all 83 projectsDesignli is a custom software development company specializing in bespoke software creation and full-stack software development. The majority of reviews, approximately 98%, highlight their exceptional communication skills, proactive project management, and ability to transform ideas into tangible, functioning prototypes. Clients frequently commend their ability to deliver solutions on time and within budget, emphasizing their responsiveness and commitment to client satisfaction.
Reviews mention Exceptional performance
Designli has consistently received exceptional feedback from clients, highlighting their impressive adaptability and commitment to understanding complex project visions. One CEO noted that Designli exceeded expectations by quickly addressing bugs and delivering a product that met all requirements. Another client praised their clear communication and project management, stating that Designli's team made them feel comfortable and confident in their investment. Overall, clients commend Designli for their high-quality work and dedication to client satisfaction.-
Mobile App Development for Entertainment Company
5.0 May 11, 2022Overall the Designli team as a whole stands out to us. The team meshes very well together and working with them has been very easy. Everyone on the team takes pride in their work and is great at what they do. I would also say that Designli's designer Daniel is definitely a great asset to the Designli team. During the graphic design phase, he was able to visualize everything that we were wanting in an app and has helped make the platform user friendly and easy to use.
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MVP Development for OSHA Compliance Training Company
5.0 May 8, 2026Moreover, the worker wallets' ability to build from the worker or the GCs is successful. The ability to mass load workers with Excel sheets provided from a GC is also working well. Overall, the MVP is performing very well.
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5 of 5 reviews are 5 stars4 new reviews for Custom Software Development services$50,000 – $199,999 avg. project costRead 5 Recent ReviewsReviewed 5 times in the past 6 months
Designli has received positive feedback from clients over the past six months, highlighting their effective communication, adaptability, and commitment to understanding client needs. Clients praised their project management, noting that Designli promptly addresses issues and facilitates ongoing improvements. One client specifically appreciated the thoroughness of their initial discovery process, while another highlighted a significant increase in feature enhancements due to Designli's involvement. Overall, clients expressed satisfaction with the results and emphasized Designli's dedication to long-term partnerships.Was this helpful?
More responsive than most other service providers
Get in TouchDesignli is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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$25,000+$150 - $199 / hr10 - 49Serves Seattle, WAServices provided
10% Custom Software Development10% AI Development10% API Development +7 services10% Application Management & Support10% E-Commerce Development10% Enterprise App Modernization10% IoT Development10% Mobile App Development10% UX/UI Design10% Web DevelopmentSee all 22 projectsTwin Sun is a Custom Software Creation company specializing in bespoke and full-stack software development services. Known for exceptional project management and communication, 100% of reviewers expressed satisfaction with their timelines and transparency. Impressively, 95% of clients highlighted successful project outcomes, emphasizing the company's technical expertise and ability to deliver high ROI solutions within budget.
2 of 2 reviews are 5 starsLess than $10,000 avg. project costRead 2 Recent ReviewsReviewed 2 times in the past 6 months
Twin Sun has received highly positive feedback in recent reviews, with clients praising their exceptional project execution and communication. One client highlighted the transformation of a complex business into a professional online presence, emphasizing the impressive lead generation platform created. Another client noted Twin Sun's responsiveness and ability to meet tight deadlines while delivering high-quality work. Overall, clients appreciate Twin Sun's alignment with their values and the collaborative spirit exhibited throughout their projects.Was this helpful?
Industry Experience
Twin Sun has demonstrated strong expertise across various industries, including Advertising & Marketing, Healthcare, Construction, Arts & Entertainment, Financial Services, and Information Technology. Clients commend their ability to deliver high-quality web and app development solutions, emphasizing their responsiveness, project management skills, and alignment with client values. Overall sentiment is highly positive, showcasing Twin Sun as a reliable partner for businesses seeking innovative digital solutions across diverse sectors.
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Software Construction Other industries Social Networking Pharmaceuticals Nonprofit IT Services Retail Transportation Information technology Arts, entertainment & music Other Industry Financial servicesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Twin Sun is frequently praised for offering good value for money, with clients noting that their pricing fits within budgets without compromising quality. One client highlighted that despite being more expensive than other options, the quality of work justified the cost. Another client emphasized that Twin Sun's transparency and integrity ensured they received a solid product without unnecessary upsells. Overall, the sentiment is that Twin Sun delivers high-quality work that aligns with clients' financial expectations.Was this helpful?
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$100,000+Undisclosed50 - 249Seattle, WA
Services provided
25% Custom Software Development25% Mobile App Development25% Web Development +2 services20% Web Design5% BrandingLaunched in 2000, Carbon Five is a custom software development company. Their team specializes in Custom Software Development and Mobile App Development.
Read moreSee All Locations (5)Seattle, WA
100 South King Street, Ste 570B
Seattle, WA 981042 - 5
1-206-889-6608
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$10,000+$150 - $199 / hr50 - 249Seattle, WA
Services provided
40% Custom Software Development10% Application Testing10% CRM Consulting and SI +6 services10% Unified Communications Consulting & SI10% Web Development5% BI & Big Data Consulting & SI5% Cloud Consulting & SI5% IoT Development5% Mobile App DevelopmentDMC, Inc., a custom software development firm, is based in Chicago, Illinois and Somerville, Massachusetts. The team provides Custom Software Development and CRM consulting and SI.
Read moreSee All Locations (8)Seattle, WA
506 2nd Ave, Suite 910
Seattle, WA 9810410 - 15
2063885186
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Featured
What are Featured Providers?
$50,000+$50 - $99 / hr1,000 - 9,999Serves Seattle, WAServices provided
15% Custom Software Development20% AI Development15% Enterprise App Modernization +5 services10% Cloud Consulting & SI10% DevOps Managed Services10% IT Staff Augmentation10% Mobile App Development10% Web DevelopmentSee all 103 projectsVention is a custom software development company specializing in bespoke software creation and end-to-end software development solutions. The company receives highly positive feedback, with over 95% of reviews highlighting their excellent project management, communication, and ability to integrate seamlessly with client teams. Reviewers frequently mention Vention's impressive talent pool and their responsiveness to evolving project needs.
Reviews mention Exceptional performance
Vention has consistently received exceptional feedback from clients, highlighting their impressive team quality, responsiveness, and ability to deliver outstanding results. One client noted that Vention's developers exceeded expectations and were instrumental in achieving remarkable project outcomes. Another client praised their agile approach and creativity in addressing new requirements, while a third emphasized the team's attention to detail and dedication. Overall, clients regard Vention as a top-tier partner that significantly contributes to their growth and project success.-
Custom Software Development for Software Startup
5.0 Aug 24, 2022The level of technical talent is generally very high, however the higher-level client engagement function is exceptional. There are regular team performance reviews which includes the account manager as well as the local engineering manager. Problem areas are immediately acted upon, and the vendor team is very good at maintaining a very high level of team performance. The flexibility and ability to staff unique needs on a very tight timeline were world-class.
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Staff Augmentation for Open Banking Company
5.0 Jun 6, 2022The flexibility and willingness to help. They solved problems in a quick and efficient way.
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Frontend & Backend CSS Web Dev Augmentation Team
5.0 Jan 22, 2018The project management was impeccable; we are super happy. They took great initiative, and delivered everything on time and within budget.
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Refactoring of Medical Messaging & Staff Augmentation
5.0 Sep 1, 2017The ability to reverse-engineer and figure things out blew me away. I was worried that there would be a lot of handholding and downtime, but iTechArt took on tasks with very little description of what was needed.
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Python Marketplace Platform Dev for Trading Platform
5.0 Jul 6, 2017We continually receive complements about our current application and how easy it is to use, which is as much a testament to iTechArt’s work as it is to our internal design work. We recently had to create a 1-off version of our app on a standalone device for a tradeshow but with a ton of added features while keeping it securely connected to our backend. iTechArt was able to turn around the additional build, and the only issues we had were related to the spotty internet. The application worked perfectly throughout the event, and we were able to increase our user base 3x over the course of 10 days.
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3 of 3 reviews are 5 stars1 new review for Custom Software Development servicesUnknown avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Vention has received consistently positive feedback over the last six months, highlighting their strong engineering talent and effective project management. Clients appreciate Vention's ability to quickly integrate resources, meet deadlines, and enhance project outcomes. Notably, one client reported a revenue increase from $2,000 to over $20,000 monthly due to Vention's contributions. Overall, clients express high satisfaction with Vention's responsiveness and partnership approach, indicating a strong fit for ongoing collaborations.Was this helpful?
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2 of 2 Seattle-based reviews are 5 stars$200,000 – $999,999 avg. project cost for Custom Software Development services in SeattleRead Similar ReviewsSeattle-based Custom Software Development project highlight
Supplementary Software Development for Development Studio
5.0 — Vention (formerly iTechArt Group) provided supplemental organization and R&D resources for AI and VR projects. Cutting-edge research on voice agent products and expected 10x ROI for start-up Read moreWas this helpful?
$50,000+$25 - $49 / hr250 - 999Serves Seattle, WAServices provided
25% Custom Software Development20% IT Staff Augmentation15% Web Development +4 services10% AI Development10% IT Managed Services10% IT Strategy Consulting10% Mobile App DevelopmentSee all 38 projectsDreamix specializes in tailored software development, offering bespoke software creation and managed software development services. With 100% positive feedback, clients frequently praise their professionalism, on-time delivery, and ability to exceed expectations. Approximately 90% of reviewers highlight Dreamix's strong cultural fit and exceptional communication, making them a reliable partner for end-to-end software development projects.
Reviews mention Reliable
Dreamix has received consistent feedback highlighting their reliability across multiple projects. Clients have noted their responsiveness and efficiency, with one stating they are 'very responsive, reliable, and efficient.' Another client emphasized that Dreamix fulfills requirements directly and on time, fostering a trustworthy partnership. The overall sentiment reflects a strong sense of trust and dependability, with clients appreciating the company's ability to adapt and deliver high-quality results within deadlines and budgets.-
AI & Custom Software Dev for Drone Inspection Company
5.0 May 8, 2024All project items have been handled and delivered on time and according to the project specifications. The communication flow with all Dreamix members ran smoothly and at the expected professional level. The Dreamix team was always responsive and available for all our requests and needs.
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IT Staff Augmentation for Financial Solutions Company
5.0 Nov 18, 2022Dreamix is a reliable partner with high skilled resources. The deliverables were complex, but we jointly achieved our goals of delivering required functionality within due dates and budgets. They are very reliable partners with outstanding senior skills, which makes the partnership good.
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App Dev & UI/UX Design for IT Services Company
5.0 Sep 14, 2023Our collaboration is characterized by trust, reliability, transparency, and flexibility. The management of Dreamix is communicative and reliable and they always strive to find a quick solution in the sense of me and/or our common clients. The developers have a broad technical and professional knowledge.
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3 of 3 reviews are 5 stars3 new reviews for Custom Software Development servicesUnknown avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Dreamix has received positive feedback from clients over the past six months, highlighting its timely delivery and high-quality work. Clients appreciated Dreamix's adaptability and strong communication, noting that the team consistently met deadlines and was responsive to project needs. One client reported significant improvements in client satisfaction and document processing times due to Dreamix's solutions. Overall, there are no significant areas for improvement mentioned, indicating strong client satisfaction with Dreamix's services.Was this helpful?
25 of 26 Custom Software Development reviews are 5 stars3 new reviews for Custom Software Development in past 6 months$200,000 – $999,999 avg. project costRead 26 ReviewsCustom Software Development PROJECT HIGHLIGHT
Custom Software Development for Digital Health Platform
5.0 — Dreamix has developed a web application and CMS for a digital health platform. The goal is to create an integrated platform that provides an ecosystem to track and support the user's health journey. Read moreWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Dreamix is frequently recognized for its competitive pricing and overall value for money. Clients have noted that Dreamix offers 'good value for cost' and that their pricing fits within budget constraints, contributing to a positive perception of affordability. For instance, a CTO mentioned selecting Dreamix specifically due to their 'great culture fit' and 'good value for the cost.' Overall, the sentiment among clients indicates that Dreamix delivers high-quality services at reasonable prices, enhancing their attractiveness as a partner.Was this helpful?
$10,000+$25 - $49 / hr250 - 999Serves Seattle, WAServices provided
35% Custom Software Development40% Mobile App Development20% AI Development +1 service5% Web DevelopmentSee all 152 projectsEmpat is a software development company specializing in tailored software development, with a focus on custom software creation and managed software development. Reviews indicate positive feedback, with clients praising their technical expertise, project management, and the ability to deliver scalable, high-quality solutions on time. Approximately 90% of reviews highlight Empat's strong communication and proactive problem-solving approach.
Reviews mention Timely
Empat has received positive feedback regarding their timeliness in project delivery across various engagements. Clients consistently noted that milestones were met on schedule, with one client stating, 'Deliverables arrived on schedule.' Regular communication through virtual meetings and messaging platforms facilitated effective collaboration, ensuring that any evolving requirements were addressed promptly. For instance, when new requests were added, Empat's project management team provided upfront clarity on the impact to timelines and budgets, showcasing their adaptability and commitment to meeting client needs.-
Mobile App Dev & UI Design for Online Dating Company
4.5 May 2, 2024Worked closely with the team, timely delivering on our end (as the client) needs, updates, clarifications, etc. Yes, production was delivered on time. We were impressed with their dedication, diverse expertise, passion, lateral thinking, and ability to deliver on time.
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Web Development for Sales Company
5.0 Dec 13, 2023Simple, job done as requested and on time. They delivered on time, went above and beyond, and were helpful at every step.
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iOS & Android App Dev for Developer Marketplace
5.0 Nov 22, 2023The tasks were performed on time, and their communication was very smooth and proactive. Management communication style and developers' expertise were impressive.
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Platform Design, Dev & QA for Virtual Partying Platform
5.0 Nov 2, 2023The team consistently delivered everything on time, except when we introduced additional features during the sprint. However, this highlights their flexibility rather than indicating issues with meeting strict deadlines.
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Mobile App Development for Generative AI Company
5.0 Oct 27, 2023Yes, they were very communicative and delivered the items on time. They provided very dedicated and highly skilled developers.
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Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Empat has received positive feedback regarding its overall cost and value for money. Clients frequently noted the company's competitive pricing and high-quality deliverables. For instance, one client highlighted that Empat's services provided excellent value, particularly in comparison to other agencies. Many reviews emphasized that Empat's flexibility and responsiveness contributed to a strong return on investment, with one client reporting a 74% increase in conversion rates post-project. Overall, the sentiment reflects satisfaction with the balance of cost and quality in the services provided by Empat.Was this helpful?
View PackagesTechnical feasibility audit for financing
Startups often ship MVPs fast using AI/no-code tools, hiding deep technical debt. Post-funding, this leads to unscalable, insecure codebases and costly rewrites—burning up to 40% of seed capital. We offer pre-investment tech audits so VCs can de-risk deals with clear insights into code quality, scalability, and team readiness.Was this helpful?
1 of 1 Seattle-based review is 5 stars$50,000 – $199,999 avg. project cost for Custom Software Development services in SeattleRead Similar ReviewsSeattle-based Custom Software Development project highlight
Custom Digital Health Platform for HealthTech Consultancy
5.0 — Empat developed a secure, scalable digital health platform for a healthtech consultancy company. The team's goal was to deliver a web app with a robust backend, frontend, and HIPAA compliance. Read moreWas this helpful?
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$10,000+$100 - $149 / hr250 - 999Bellevue, WA
Services provided
50% Custom Software Development40% Cloud Consulting & SI5% BI & Big Data Consulting & SI +1 service5% CybersecuritySOUTHWORKS is a midsize custom software development firm. They offer Custom Software Development and cloud consulting & SI and were launched in 2004.
Read moreSee All Locations (3)Bellevue, WA
10900 NE 4th St
Bellevue, WA 980046 - 9
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UndisclosedUndisclosed250 - 999Kirkland, WA
Services provided
40% Custom Software Development25% Cloud Consulting & SI20% BI & Big Data Consulting & SI +1 service15% AI DevelopmentKopius, Inc. Is a custom software development firm. The midsize Kirkland, Washington-based team provides Custom Software Development and cloud consulting & SI. The agency was launched in 2017.
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Undisclosed$200 - $300 / hr250 - 999Bellevue, WA
Services provided
25% Custom Software Development20% UX/UI Design10% AR/VR Development +7 services10% Digital Engineering10% Mobile App Development5% AI Development5% Branding5% Enterprise App Modernization5% IoT Development5% Wearable App DevelopmentFresh Consulting is a custom software development firm established in 2007. The midsize team provides Custom Software Development and UX/UI Design.
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UndisclosedUndisclosed50 - 249Lynnwood, WA
Services provided
45% Custom Software Development30% Translation15% Mobile App Development +1 service10% Low/No Code DevelopmentEstablished in 1994, TransAct Communications, LLC is a custom software development company. The agency focuses on Custom Software Development and Translation.
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$10,000+$100 - $149 / hr10 - 49Seattle, WA
Services provided
20% Custom Software Development20% Enterprise App Modernization20% UX/UI Design +3 services20% Web Development10% Application Management & Support10% Mobile App DevelopmentPalador is a small custom software development firm headquartered in Seattle, Washington and Yogyakarta, Indonesia. Their services include Custom Software Development and Enterprise App
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Featured
What are Featured Providers?
$25,000+$150 - $199 / hr10 - 49Serves Seattle, WAServices provided
20% Custom Software Development10% AI Development10% Blockchain +6 services10% ERP Consulting and SI10% Enterprise App Modernization10% IT Strategy Consulting10% Mobile App Development10% UX/UI Design10% Web DevelopmentSee all 23 projectsIron Forge Development is a custom software creation company specializing in tailored software development and full stack software engineering. Reviews indicate a high level of satisfaction with over 85% of feedback being positive, highlighting their flexible project management, ability to deliver complex solutions, and strong communication. A recurring theme is their adaptability and strategic thinking, though some feedback noted areas for improvement in timeline management.
2 of 2 reviews are 5 stars1 new review for Custom Software Development services$200,000 – $999,999 avg. project costRead 2 Recent ReviewsReviewed 2 times in the past 6 months
Iron Forge Development has received positive feedback in recent reviews, highlighting their effective communication and project management skills. Clients noted their ability to deliver projects on time and accommodate changes, with one reviewer emphasizing impressive transparency throughout the development process. Specific successes include the deployment of scalable applications and significant time savings for users. Overall, clients appreciate the company's culture fit and value for cost, indicating a strong likelihood of recommending their services.Was this helpful?
7 of 8 Custom Software Development reviews are 5 stars1 new review for Custom Software Development in past 6 months$200,000 – $999,999 avg. project costRead 8 ReviewsCustom Software Development PROJECT HIGHLIGHT
UI/UX Design & Web Development for Crypto Casino Company
5.0 — Iron Forge Development has designed and developed websites and landing pages for a crypto casino company. The team has run UI/UX audits, created designs, and built custom React applications for the Read moreWas this helpful?
Industry Experience
Iron Forge Development has received positive feedback across various industries, including Energy & Natural Resources, Advertising & Marketing, Gambling, Real Estate, and Financial Services. Clients praised their expertise in app development, user-friendly design, and effective project management. Notably, they are recognized for delivering timely results and accommodating evolving project requirements. Overall, clients express high satisfaction with Iron Forge Development's ability to enhance operational efficiencies and improve user experiences, making them a strong fit for projects in technology-driven sectors.
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Financial services Other Industry Gambling Engineering Real estate Software Healthcare Consulting Sports Food & Beverages Beauty & Cosmetics Advertising & marketing Energy & natural resourcesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Iron Forge Development is recognized for providing good value for money, with multiple clients highlighting their pricing as fitting within budget constraints. Clients appreciated the balance of cost and quality, often noting that Iron Forge's services allowed them to avoid hiring in-house teams. For instance, one client remarked on their predictable costs and access to top talent, while another emphasized the impressive outcomes achieved relative to their investment. Overall, the sentiment regarding cost and value is overwhelmingly positive.Was this helpful?
$50,000+$25 - $49 / hr50 - 249Serves Seattle, WAServices provided
30% Custom Software Development30% Mobile App Development30% Web Development +1 service10% UX/UI DesignSee all 16 projectsMetaProject is a custom software development company specializing in tailored and bespoke software solutions, with a strong focus on full-cycle and end-to-end software development. Across reviews, 100% of clients praised their technical expertise and business-first mindset. The company consistently delivers projects on time, with 100% of reviews highlighting their excellent project management and responsiveness, making them a reliable partner for complex software projects.
Reviews mention Patient
Clients have highlighted MetaProject's notable patience throughout the development process. One client emphasized their willingness to listen and suggest better options, demonstrating a genuine care for the product. However, there were concerns regarding delays in meeting deadlines and initial QA work, which left several bugs in the MVP. Despite this, the overall sentiment is positive, with clients appreciating the team's involvement and expertise in delivering complex solutions.-
Web & Mobile App Dev for ERP Provider
5.0 Apr 26, 2022Involvement, expertise and patience. Really liked their design. And overall approach of creating non-standard solution. I've heard 'it's impossible to implement' from other companies, but in the end MetaProject made it.
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Industry Experience
MetaProject has demonstrated expertise across various industries including Information Technology, Business Services, Healthcare, and Legal. Clients praised their strengths in delivering high-quality, user-friendly applications with robust backend systems and seamless integration of AI technologies. The overall sentiment is highly positive, reflecting their commitment to project management, responsiveness, and business acumen. Organizations seeking to enhance their digital presence or develop complex applications, especially in healthcare and IT, would find a valuable partner in MetaProject.
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Financial services IT Services Software Legal Advertising & marketing Design Business services Information technologyWas this helpful?
More responsive than most other service providers
Get in TouchMetaProject is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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$5,000+$25 - $49 / hr250 - 999Serves Seattle, WAServices provided
20% Custom Software Development20% IT Managed Services15% CRM Consulting and SI +4 services15% Cybersecurity10% AI Development10% Cloud Consulting & SI10% Generative AISee all 6 projectsAress Software is a Custom Software Creation company specializing in tailored software development and end-to-end solutions. Reviews highlight their expertise in software engineering, with 100% positive feedback commending their agile project management, strategic partnership approach, and technical acumen. Notably, 75% of reviews emphasized their proactive and communicative team culture, contributing to significant performance improvements for clients.
Reviews mention Communicative
Clients have expressed a highly positive sentiment regarding Aress Software's communication skills. One reviewer noted that the team was 'very professional' and highlighted their 'great communication.' Additionally, they appreciated the timely delivery of project items and the responsive nature of the team during virtual meetings, indicating a strong commitment to client engagement and satisfaction.-
Custom Software Development for Software Solutions Company
5.0 Feb 28, 2025They're very professional, and their communication is great. What was your primary form of communication with Aress Software? Virtual Meeting.
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1 of 1 Custom Software Development reviews are 5 starsLess than $10,000 avg. project costRead 1 ReviewCustom Software Development PROJECT HIGHLIGHT
CI/CD Setup, Front- & Backend Rebuild for Consulting Company
5.0 — A technology and consulting company hired Aress Software for development services. The team redesigned the client's solution frontend using ReactJS, optimized the backend using Python, and Read moreWas this helpful?
Industry Experience
Aress Software has demonstrated expertise in various industries, including media and other sectors such as SAP software. Clients appreciate their professional communication, timely project delivery, and speed of development. In the media sector, they significantly improved website functionality and development speed. Overall, feedback indicates Aress Software is well-suited for projects requiring custom software solutions, web development, and integration services, with a strong emphasis on customer service and responsiveness.
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IT Services MediaWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients have expressed satisfaction with Aress Software's cost-effectiveness and value for money. One reviewer highlighted that transitioning to a full-time developer from Aress significantly improved the speed and scope of website developments compared to previous vendors with support-based pricing. Another client noted that Aress delivered services on time and maintained a high level of professionalism, indicating a strong return on investment. Overall, the sentiment reflects a positive perception of the company's pricing relative to the quality of service provided.Was this helpful?
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$5,000+Undisclosed10 - 49Seattle, WA
Services provided
10% Custom Software Development60% Mobile App Development30% Web DevelopmentLaunched in 2017, Fenyx Studio is a mobile app development company. The small team specializes in Mobile App Development and Web Development.
Read moreSee All Locations (2)Seattle, WA
1201 3rd Avenue
Seattle, WA 981016 - 9
3102708327
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UndisclosedUndisclosed2 - 9Kirkland, WA
Services provided
100% Custom Software DevelopmentEstablished in 2016, PiorSoft, a small software development company, is located in Kirkland, Washington. Their team offers Custom Software Development.
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What are Featured Providers?
$25,000+$50 - $99 / hr250 - 999Serves Seattle, WAServices provided
25% Custom Software Development25% Cloud Consulting & SI10% AI Consulting +4 services10% AI Development10% BI & Big Data Consulting & SI10% Cybersecurity10% Web DevelopmentSee all 51 projectsFuture Processing is a custom software development company specializing in bespoke software creation and full-stack software development. Reviews highlight their exceptional adaptability to clients’ needs, proactive project management, and high-quality deliverables, with approximately 85% of feedback being positive. Clients consistently praise their technical proficiency, cultural fit, and ability to integrate seamlessly with internal teams.
Reviews mention Timely
Future Processing consistently receives positive feedback regarding their timeliness in project delivery. Clients commend their ability to meet deadlines effectively, with one stating, "Future Processing delivered on time and adapted to changing boundaries," while another noted, "They exceeded our expectations on project delivery and were able to deliver on-time and on-spec." Overall, the sentiment reflects a strong reliability in adhering to schedules, contributing to a positive client experience.-
Legacy Software Cloudification for Automotive Software Co
5.0 Jul 5, 2024Product delivery on time. Sprint velocity. QA. Rapidly, thoroughly, expertly. Proactively managed: Teams, Budgets, Deliverables, Roadmaps, Planning.
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Penetration Testing for Financial Services Company
5.0 Jul 2, 2024The project was delivered on time and it met our needs. Future Processing provides us with detailed, actionable insights that went beyond merely listing vulnerabilities. Their comprehensive reports included clear risk ratings, practical remediation recommendations, and a thorough impact analysis.
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Software Dev & QA Testing for Financial Services Co
5.0 Dec 15, 2023Features with good quality delivered on time and aligned with our roadmap. The developers, DevOps, and QA were technically exceptional and the following up from Account Management was very thorough and professional always seeking ways to improve our collaboration.
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Data Visualization Dev for SaaS Advertising Platform
5.0 Nov 11, 2021Future Processing exceeded our expectations on project delivery and were able to deliver on-time and on-spec in a manner I'd typically only expect from an in-house team. FP's project management was well executed and well structured.
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Custom Software Dev for Community Management Platform
4.5 Sep 20, 2021Together, we managed to turn things around and deliver a fully functioning Communities module within the agreed timescale. The project management communication was open, transparent and timely.
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Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Future Processing is frequently praised for its excellent value for money, with clients noting competitive pricing and high-quality deliverables. For instance, a Technology Director highlighted their 'good value for cost,' while a senior manager from Viking Cruises mentioned they were 'offered good value for the cost.' Overall, clients express satisfaction with the balance of cost and quality, emphasizing that while they might not be the cheapest option, the quality of service justifies the investment.Was this helpful?
More responsive than most other service providers
Get in TouchFuture Processing is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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$10,000+$50 - $99 / hr50 - 249Serves Seattle, WAServices provided
25% Custom Software Development20% AI Development20% Web Development +3 services15% Mobile App Development10% IT Staff Augmentation10% UX/UI DesignSee all 57 projectsRubyroid Labs is a bespoke software development company that excels in customized software creation, particularly using Ruby on Rails. With a 100% positive feedback rate across client reviews, they are praised for their technical expertise, proactive communication, and reliable project management. Approximately 80% of reviewers highlight their ability to deliver tailored solutions on time and within budget.
More responsive than most other service providers
Get in TouchRubyroid Labs is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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1 of 1 Seattle-based review is 5 starsUnknown avg. project cost for Custom Software Development services in SeattleRead Similar ReviewsSeattle-based Custom Software Development project highlight
Mobile Application Dev for Health & Performance Wearable Co
5.0 — Rubyroid Labs has designed and developed an application for a health and performance wearable company. The app allows athletes and trainers to visualize and analyze their performance metrics. Read moreWas this helpful?
$10,000+$25 - $49 / hr10 - 49Serves Seattle, WAServices provided
20% Custom Software Development40% Mobile App Development30% UX/UI Design +1 service10% Web DevelopmentSee all 34 projectsOlearis is a Custom Software Development company specializing in tailored software solutions, including full stack and mobile application development across various platforms. With approximately 83% of reviews highlighting their professionalism, timely delivery, and strong technical skills, clients appreciate their proactive communication and partnership approach. However, a minority of feedback (17%) points to challenges in design adherence and project management.
Reviews mention Timely
Olearis has consistently demonstrated a strong commitment to timely project delivery, as highlighted by multiple clients who praised their punctuality and effective communication. One client noted, 'Olearis has delivered on time,' while another emphasized, 'They were responsive, communicated clearly, and were always available when we needed support.' Overall, the sentiment surrounding Olearis's adherence to deadlines is overwhelmingly positive, with clients expressing satisfaction regarding the timely completion of milestones and deliverables.-
Mobile App, Backend & API Dev for Air Purifier Manufacturer
5.0 Sep 16, 2024They’re pretty good at meeting deadlines. If we have a hard deadline, they strive extremely hard to reach it. It varies depending on the project, but Olearis is always working extremely hard. With the few teammates we have assigned to the project, they’re able to consistently meet our deadlines and timelines. I have no concerns there.
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UX/UI Design & Software Development for Cleaning Services Platform
5.0 Sep 10, 2024Yes, they did an incredible job at communicating and meeting deadlines as well as tracking over a thousand requests, notes, and needed changes. Their communication, tracking, and delivery is unmatched.
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Mobile App & Custom Software Development for Software Co
5.0 Aug 19, 2024Everything has been delivered on time and with incredibly high quality. The team has been responsive to both project needs in terms of development, as well as, from a leadership perspective at Olearis, understanding what I'm trying to accomplish and working with me as a true partner to achieve it.
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Mobile App Dev for Fitness Social Networking Platform
5.0 Jul 15, 2024Project management was phenomenal. Whereas previous development teams I've worked with would rush through without considering the details, Olearis made sure the entire app structure was perfectly thought out before proceeding and did everything cleanly and perfectly on time.
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Web & Mobile App Dev for Mixed Reality & Metaverse Company
5.0 Dec 1, 2023During the development phase, everything was delivered on time and done well, with attention to detail and focus on the final result. Improvements and all edits were also done quickly.
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5 of 6 Custom Software Development reviews are 5 stars$50,000 – $199,999 avg. project costRead 6 ReviewsCustom Software Development PROJECT HIGHLIGHT
Frontend Development Staff Augmentation for Marketing Co
5.0 — Olearis offered staff augmentation for a marketing company's frontend development. The team helped build two web apps: an AI assistant for setting up influencer marketing campaigns and the main Read moreWas this helpful?
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$10,000 Best for small startups, PoCs, MVPs $30,000 Best for funded startups and turnkey solutions $60,000 Best for large enterprises and R&DView PackagesCustom Software Development Package
Tailored solutions to optimize your business performance and drive growth. Mobile, web, desktop, and embedded development. High scale performance systemsWas this helpful?
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$250,000+Undisclosed2 - 9Renton, WA
Services provided
60% Custom Software Development20% UX/UI Design10% AI Development +1 service10% Mobile App DevelopmentCoreUs is a software development firm. The Renton, Washington-based company provides Custom Software Development and UX/UI Design.
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$5,000+Undisclosed10 - 49Seattle, WA
Services provided
40% Custom Software Development25% Mobile App Development20% UX/UI Design +1 service15% Web DevelopmentCaravel Labs is a software development firm. The Seattle, Washington-based firm specializes in Custom Software Development and Mobile App Development.
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Featured
What are Featured Providers?
$25,000+$50 - $99 / hr10 - 49Serves Seattle, WAServices provided
15% Custom Software Development30% Mobile App Development30% Web Development +2 services15% UX/UI Design10% AI ConsultingSee all 41 projectsCalibrate Software is a Custom Software Development company known for its end-to-end software development services, including tailored software development and custom software creation. Across various reviews, clients consistently praise Calibrate Software for their professionalism, responsiveness, and ability to meet timelines, with approximately 100% of reviewers highlighting their strong project management and excellent communication.
3 of 3 reviews are 5 stars2 new reviews for Custom Software Development services$50,000 – $199,999 avg. project costRead 3 Recent ReviewsReviewed 3 times in the past 6 months
Calibrate Software has received positive feedback in recent reviews, highlighting their professionalism, effective communication, and ability to meet project deadlines. Clients noted their responsiveness and the successful delivery of tailored solutions, such as modernized websites and applications. One client emphasized the company's technical expertise and problem-solving skills, which greatly benefited their healthcare business. Overall, the sentiment is highly favorable, with no significant areas for improvement identified by clients.Was this helpful?
Industry Experience
Calibrate Software has demonstrated robust expertise across various industries, including non-profit, consumer products, automotive, medical, and education. Clients consistently commend their strong project management, effective communication, and ability to deliver on time and within budget. Overall sentiment indicates high satisfaction, particularly in their technical proficiency and capacity to understand complex industry needs, making them a suitable partner for organizations seeking software development, UI/UX design, and website solutions.
Read All ReviewsSelect Industry to see insights
Software Medical Automotive IT Services Social Networking Information technology Business services Retail Gaming eCommerce Wellness & Fitness Financial services Construction Nonprofit Human Resources Consumer Products Sports Healthcare Arts, entertainment & music Government Consumer products & services EducationWas this helpful?
More responsive than most other service providers
Get in TouchCalibrate Software is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
Unknown avg. project cost for Custom Software Development services in SeattleRead Similar ReviewsSeattle-based Custom Software Development project highlight
Data Validation Tool Design & Dev for E-Commerce Company
4.5 — Calibrate Software has designed and built a web-based data validation tool. The team has worked on features such as data extraction, REST APIs, data filtering, error management, and an admin Read moreWas this helpful?
$25,000+$25 - $49 / hr10 - 49Serves Seattle, WAServices provided
25% Custom Software Development20% AI Development15% IoT Development +3 services15% Mobile App Development15% Web Development10% AI AgentsSee all 11 projectsCodeBranch is a custom software development company specializing in bespoke software development, full-stack solutions, and project management. They consistently receive positive feedback for their responsiveness, effective communication, and alignment with client values. Approximately 90% of reviews highlight their ability to deliver projects on time and tailor solutions to specific client needs. Clients commend their proactive approach and integration as true business partners rather than just service providers.
Reviews mention Timely
CodeBranch has received consistently positive feedback regarding their timeliness in project delivery. Clients have noted that CodeBranch delivers on time and takes full ownership of any delays, demonstrating a commitment to effective project management. One reviewer highlighted that the team is well-organized and professional, while another emphasized their successful delivery of all project milestones. Overall, clients appreciate CodeBranch's reliability and responsiveness to their needs.-
App Management, Support & UI/UX Design for Cybersecurity Co
5.0 Jul 17, 2023The project management was completely successful and the deliverables were delivered on time. They responded to all our needs.
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Full Stack AI Development & Design for Partner AI Company
5.0 Aug 8, 2025The project is ongoing, and we have a very successful solution with extremely positive feedback from every level of our client's organization. CodeBranch delivers on time. The team is well-organized, thoughtful, and professional.
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AI-Powered Design & Dev for Property Mgmt Company
5.0 Mar 11, 2026CodeBranch delivers on time and takes full ownership of delays or setbacks. The team has even eaten the cost of a replacement. We communicate via virtual meetings, emails, and messaging apps.
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More responsive than most other service providers
Get in TouchCodeBranch is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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Less than $10,000 avg. project cost for Custom Software Development services in SeattleRead Similar ReviewsCustom Software Development project highlight
Full Stack AI Development & Design for Partner AI Company
5.0 — CodeBranch provides a full stack AI solution development for a partner AI company's end customer. The team is responsible for creating a LLM-native UI, reporting, scenario analysis, security, and Read moreWas this helpful?
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$1,000+$50 - $99 / hr250 - 999Redmond, WA
Services provided
20% Custom Software Development25% AI Development10% AI Consulting +6 services10% Digital Engineering10% Generative AI10% IT Managed Services5% DevOps Managed Services5% Product Design5% Web DevelopmentHarbinger Group is an AI company. The Redmond, Washington-based team specializes in Artificial Intelligence and Custom Software Development.
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$5,000+$50 - $99 / hr2 - 9Federal Way, WA
Services provided
50% Custom Software Development25% IoT Development25% Web DevelopmentBeamshift is a software development firm. Their small team is in Federal Way, Washington and specializes in Custom Software Development and Web Development. The agency was founded in 2024.
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UndisclosedUndisclosed50 - 249Issaquah, WA
Services provided
25% Custom Software Development25% BI & Big Data Consulting & SI25% IT Managed Services +1 service25% IT Strategy ConsultingIn Issaquah, Washington, FluentPro Software Corporation is an IT strategy consulting company. The team specializes in IT strategy consulting and BI & big data consulting & SI.
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$5,000+$50 - $99 / hr2 - 9Kirkland, WA
Services provided
10% Custom Software Development30% Web Design25% Search Engine Optimization +3 services15% Web Development10% Conversion Optimization10% UX/UI DesignSee all 14 projectsSerbyte Web Design & Development is a web development and digital marketing company offering comprehensive services, including website design, SEO, and digital strategy. The company consistently receives positive feedback, with approximately 100% of reviewers highlighting their effective project management and responsiveness. Clients commend their ability to integrate technical and marketing strategies, leading to significant increases in online visibility and lead generation.
1 of 1 reviews is 5 stars$10,000 – $49,000 avg. project costRead 1 Recent ReviewReviewed 1 time in the past 6 months
Recent reviews indicate that Serbyte Web Design & Development delivers exceptional results in web design and digital marketing. Clients commend the company for its comprehensive approach, combining website development with ongoing SEO and marketing support. One client noted a tenfold increase in website traffic and significant lead generation, attributing this success to Serbyte's effective strategies. Feedback highlights the responsiveness and clarity of communication from the team, fostering a collaborative partnership. While noted as a premium service, clients feel the investment yields substantial returns.Was this helpful?
Industry Experience
Serbyte Development has demonstrated strong expertise across various industries, notably in Advertising & Marketing, Automotive, Business Services, and Healthcare. Clients praised their comprehensive web design and SEO strategies, leading to increased site performance, user engagement, and lead generation. The overall sentiment is positive, highlighting their responsiveness, project management, and ability to deliver measurable results. Potential clients in these sectors can expect a collaborative partnership focused on achieving business growth and enhancing online presence.
Read All ReviewsSelect Industry to see insights
Advertising & marketing Construction Healthcare Business services AutomotiveWas this helpful?
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Review Rating from Clients
5.0/5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0
Reviewers in Bellevue highlight Serbyte Web Design & Development’s ability to connect web design, development, branding, SEO, paid advertising, analytics, and AI search visibility into a measurable growth strategy. One local business saw traffic increase more than tenfold after launch and later reached its highest-ever monthly customer count.Read Local ReviewsWas this helpful?
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$25,000+$100 - $149 / hr250 - 999Redmond, WA
Services provided
15% Custom Software Development20% AI Development20% BI & Big Data Consulting & SI +8 services10% UX/UI Design10% Web Development8% AR/VR Development5% IoT Development5% Mobile App Development3% Video Production2% Blockchain2% Graphic DesignBased in Redmond, Washington and Virgin Islands (U.S.), Plain Concepts is an AI firm. They focus on Artificial Intelligence and BI & big data consulting & SI and were established in 2006.
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$10,000+$100 - $149 / hr50 - 249Seattle, WA
Services provided
25% Custom Software Development25% Web Development10% E-Commerce Development +4 services10% Mobile App Development10% Product Design10% UX/UI Design10% Web DesignSoftware development firm White Rabbit Group Inc was established in 2016. The company provides Custom Software Development and Web Development.
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$10,000+$150 - $199 / hr2 - 9Clyde Hill, WA
Services provided
40% Custom Software Development30% AI Consulting30% AI DevelopmentJustInternetAI is a software development company headquartered in Clyde Hill, Washington. They provide Custom Software Development and Artificial Intelligence and were established in 2025.
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$5,000+Undisclosed10 - 49Seattle, WA
Services provided
15% Custom Software Development40% Corporate Training & Coaching20% Video Production +2 services15% AR/VR Development10% Web DesignAMP Creative is a Corporate Training & Coaching company. The Dallas, Texas-based company was launched in 2002. Their services include Corporate Training & Coaching and Video Production.
Read moreSee All Locations (2)Seattle, WA
4626 43rd Ave S
Seattle, WA 981182 - 5
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$5,000+$100 - $149 / hr2 - 9Seattle, WA
Services provided
10% Custom Software Development55% Web Development15% Web Design +3 services10% Mobile App Development5% Digital Strategy5% E-Commerce DevelopmentSee all 2 projectsSWECKER is a versatile digital solutions company specializing in web development and digital marketing, including e-document delivery and interactive web tools. Reviews highlight their punctuality, budget adherence, and effective communication, with 100% of clients praising their flexibility and partnership. Only one minor critique was noted regarding the tone of a social media campaign, indicating a generally high level of client satisfaction.
Reviews mention Exceptional performance
SWECKER has received exceptional feedback for their outstanding project management and strong partnership approach. A client from Farmers Life Insurance highlighted their timely delivery and budget adherence, noting that SWECKER's flexibility and communication were superior compared to larger agencies. The client expressed appreciation for SWECKER's integration into their processes and their commitment to helping the business grow. Overall, the sentiment reflects a high level of satisfaction with SWECKER's performance and collaboration.-
Online Distribution Tools for Farmers Life
5.0 Nov 18, 2016In terms of the interaction with SWECKER and from a project management perspective, they have been 100% on time and on budget. They have great communication and flexibility, especially with regard to legal and regulatory compliance delays on our side. The level of partnership and desire to really help us out is probably the biggest thing. I haven’t really seen that level of integration with some of the other agencies I’ve worked with in past roles.
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Industry Experience
SWECKER has demonstrated expertise primarily in the Advertising & Marketing and Other Industries sectors. In the wine industry, they significantly improved web presence for Precept Wine, showcasing strengths in responsive communication and tailored web solutions. In the insurance sector, SWECKER successfully developed digital tools for Farmers Life Insurance, emphasizing their commitment to partnership and flexibility. Overall, SWECKER is well-suited for clients in both the wine and insurance industries, delivering impactful digital solutions and enhancing user experiences.
Read All ReviewsSelect Industry to see insights
Advertising & marketing Food & BeveragesWas this helpful?
Average Project Cost Breakdown
Read All ReviewsWhat Clients Have Said
Clients express a positive sentiment regarding SWECKER's cost and value for money, highlighting their competitive pricing and adherence to budget. For instance, Precept Wine noted an investment of approximately $15,000 for multiple website developments, praising SWECKER's quick response times and effective communication. Similarly, Farmers Life Insurance emphasized SWECKER's consistent delivery on time and budget, contrasting their flexibility with that of larger agencies. Overall, SWECKER is regarded as a valuable partner, providing significant return on investment.Was this helpful?
Review Rating from Clients
5.0/5.0
Quality
5.0
Schedule
5.0
Cost
4.8
Willing to Refer
4.5
Local businesses commend SWECKER for turning concepts into practical digital experiences, including insurance resources and a rapid rollout of six to eight websites. Seattle clients emphasize user-friendly site administration, professional design, dependable communication, and flexibility when projects encounter internal delays.Read Local ReviewsWas this helpful?
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$75,000+Undisclosed50 - 249Seattle, WA
Services provided
25% Custom Software Development30% Mobile App Development30% Web Development +1 service15% Other Application DevelopmentTangoTeams, a midsize website development company, is in Seattle, Washington. Their services include Web Development and Mobile App Development.
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$10,000+Undisclosed50 - 249Seattle, WA
Services provided
20% Custom Software Development20% Cloud Consulting & SI15% IT Managed Services +9 services5% Application Management & Support5% Application Testing5% BI & Big Data Consulting & SI5% Cybersecurity5% Enterprise App Modernization5% Mobile App Development5% Other Application Development5% Other IT Consulting and SI5% Web DevelopmentLunavi, a custom software development company, offers Custom Software Development and cloud consulting & SI. The agency is located in Cheyenne, Wyoming and Omaha, Nebraska.
Read moreSee All Locations (4)Seattle, WA
2001 6th Avenue, Suite 1919
Seattle, WA 981212 - 5
8669953282
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$25,000+Undisclosed50 - 249Bellevue, WA
Services provided
20% Custom Software Development10% AI Development10% Application Management & Support +6 services10% Enterprise App Modernization10% IoT Development10% Mobile App Development10% UX/UI Design10% Web Design10% Web DevelopmentProvoke Solutions, a software development firm, offers Custom Software Development and Enterprise App Modernization. The firm is in Bellevue, Washington and Wellington, New Zealand.
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UndisclosedUndisclosed50 - 249Bellevue, WA
Services provided
20% Custom Software Development20% Cybersecurity20% DevOps Managed Services +2 services20% IoT Development20% UX/UI DesignLaunched in 2009, Witekio, a midsize user experience design agency, is in Lyon, France and Bellevue, Washington. Their services include UX/UI Design and Cybersecurity.
Read moreSee All Locations (4)Bellevue, WA
3150 Richards Road
Bellevue, WA 9800521 - 30
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$5,000+$50 - $99 / hr10 - 49Seattle, WA
Services provided
70% Custom Software Development30% IT Staff AugmentationLocated in Seattle, Washington, Rooster Park Consulting is a software development firm. They focus on Custom Software Development and IT staff augmentation and were founded in 2008.
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$5,000+$50 - $99 / hr10 - 49Seattle, WA
Services provided
70% Custom Software Development30% Cloud Consulting & SILabKey is a small software development company located in Seattle, Washington and San Diego, California. The team offers Custom Software Development and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49Kirkland, WA
Services provided
80% Custom Software Development10% AR/VR Development10% Web DesignJetstream Software, Inc., a software development company, provides Custom Software Development and AR/VR development. The agency is located in Kirkland, Washington.
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UndisclosedUndisclosed50 - 249Kirkland, WA
Services provided
90% Custom Software Development10% IT Managed ServicesDev9 is a custom software development company. The team is headquartered in Kirkland, Washington, and their services include Custom Software Development and IT managed services.
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$25,000+$150 - $199 / hr50 - 249Seattle, WA
Services provided
20% Custom Software Development35% E-Commerce Development10% Business Consulting +5 services10% Cloud Consulting & SI10% ERP Consulting and SI5% CRM Consulting and SI5% Mobile App Development5% Web DevelopmentAssemble is a midsize e-commerce development company based in Seattle, Washington. Their services include E-Commerce Development and Custom Software Development.
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UndisclosedUndisclosed1,000 - 9,999Seattle, WA
Services provided
20% Custom Software Development20% AI Development20% Cloud Consulting & SI +4 services10% Digital Strategy10% ECM Consulting and SI10% IT Managed Services10% Public RelationsCloud consulting & SI company F5 was established in 1996. The team specializes in cloud consulting & SI and Custom Software Development and is in Seattle, Washington and Billerica, Massachusetts.
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UndisclosedUndisclosed10 - 49Seattle, WA
Services provided
20% Custom Software Development40% Graphic Design20% Branding +1 service20% LogoIn Seattle, Washington, Schema Design is a small graphic design company. Their services include Graphic Design and Custom Software Development.
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$10,000+$150 - $199 / hr2 - 9Kent, WA
Services provided
25% Custom Software Development25% Web Development15% Public Relations +3 services15% Social Media Marketing10% Mobile App Development10% Web DesignWinnComm, LLC is a software development company. They provide Custom Software Development and Web Development and are based in Jaipur, India and Kent, Washington.
Read moreSee All Locations (2)Kent, WA
1048 West James Street, Suite 103
Kent, WA 980322 - 5
253.293.9551
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$1,000+$100 - $149 / hr2 - 9Seattle, WA
Services provided
25% Custom Software Development50% AI Development25% AI AgentsLLM.co is an AI firm. They were established in 2025 and offer Artificial Intelligence and AI Agents.
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$10,000+$25 - $49 / hr250 - 999Bellevue, WA
Services provided
10% Custom Software Development15% ERP Consulting and SI10% BI & Big Data Consulting & SI +8 services10% CRM Consulting and SI10% Cloud Consulting & SI10% IT Staff Augmentation10% Low/No Code Development10% Web Design5% AI Consulting5% AI Development5% IT Managed ServicesConfiz, an IT staff augmentation company, is in Bellevue, Washington and Dubai, United Arab Emirates. Launched in 2005, the team offers IT staff augmentation and ERP consulting and SI.
Read moreMore responsive than most other service providers
Get in TouchConfiz is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
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UndisclosedUndisclosed10 - 49Seattle, WA
Services provided
20% Custom Software Development20% Cloud Consulting & SI20% IT Managed Services +3 services20% IT Strategy Consulting10% Low/No Code Development10% Web DesignLaunched in 2013, iTrellis is a small Seattle, Washington-based cloud consulting & SI company. Their team provides cloud consulting & SI and Custom Software Development.
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$10,000+$25 - $49 / hr250 - 999Bellevue, WA
Services provided
10% Custom Software Development10% AI Development10% Blockchain +7 services10% Cybersecurity10% Digital Engineering10% IT Managed Services10% IT Strategy Consulting10% IoT Development10% Robotics Process Automation10% UX/UI DesignSee all 1 projectsFuturism Technologies offers digital marketing enhancements, eCommerce optimization, and IoT cybersecurity services. Client reviews highlight their effective solutions in increasing website traffic and sales, combined with robust security measures. Futurism Technologies is noted for their expertise, proactive communication, and timely project management, ensuring smooth and productive collaborations.
See All Locations (3)Bellevue, WA
1400 112th Avenue Southeast
Bellevue, WA 98004201 - 250
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UndisclosedUndisclosed10 - 49Lynnwood, WA
Services provided
20% Custom Software Development20% Mobile App Development20% Search Engine Optimization +2 services20% Web Design20% Web DevelopmentSee all 1 projectsInfogentech specializes in digital solutions, including website design, SEO, and PPC campaigns, aimed at enhancing businesses' online presence. Reviews indicate that clients appreciate their transparent communication, effective project management, and significant improvements in lead generation and search rankings. However, more frequent analytics updates could benefit ongoing campaign adjustments.
See All Locations (2)Lynnwood, WA
6124 200th Street Southwest
Lynnwood, WA 9803610 - 15
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UndisclosedUndisclosed2 - 9Seattle, WA
Services provided
50% Custom Software Development50% CRM Consulting and SIActus Consulting Group is a small Seattle, Washington-based CRM consulting and SI and custom software development company. Their services include CRM consulting and SI and Custom Software
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$10,000+$100 - $149 / hr250 - 999Redmond, WA
Services provided
10% Custom Software Development45% IT Strategy Consulting25% IT Managed Services +1 service20% Cloud Consulting & SIQuadrant Resource LLC is an IT strategy consulting company. Established in 2004, the team focuses on IT strategy consulting and IT managed services. The agency is located in Redmond, Washington.
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$10,000+$100 - $149 / hr2 - 9Seattle, WA
Services provided
25% Custom Software Development25% UX/UI Design15% Business Consulting +6 services10% Financial Consulting5% AR/VR Development5% Enterprise App Modernization5% Other Application Development5% Web Design5% Web DevelopmentNull Unit, a custom software development firm, was established in 2017. The agency specializes in Custom Software Development and UX/UI Design, and is small.
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$10,000+$100 - $149 / hr250 - 999Seattle, WA
Services provided
10% Custom Software Development5% AI Agents5% AI Consulting +16 services5% AI Development5% API Development5% Compliance Consulting5% Computer Engineering5% Conversion Optimization5% Cybersecurity5% DevOps Managed Services5% Digital Strategy5% E-Commerce Development5% Engineering5% Enterprise App Modernization5% Mobile App Development5% Search Engine Optimization5% UX/UI Design5% Web Design5% Web DevelopmentMidsize software development company 8 West Consulting, is based in Cork, Ireland and Seattle, Washington. The team provides Custom Software Development and AI Agents.
Read moreSee All Locations (4)Seattle, WA
400 Fairview Ave. N., Suite 800, Seattle, WA 98109, USA
Seattle, WA 981092 - 5
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$100,000+Undisclosed10 - 49Seattle, WA
Services provided
20% Custom Software Development20% AI Development20% AR/VR Development +3 services15% Product Design15% UX/UI Design10% IoT DevelopmentChaos Theory Studios is a digital solutions agency that failed to meet the project needs of a ticketing company. A review highlights significant dissatisfaction, with 100% of the feedback being negative, emphasizing poor project management and lack of impressive qualities. The reviewer would not recommend working with Chaos Theory Studios.
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$25,000+$25 - $49 / hr10 - 49Seattle, WA
Services provided
20% Custom Software Development20% BI & Big Data Consulting & SI20% Digital Strategy +2 services20% Social Media Marketing20% Web DevelopmentOctoon Technologies is a Seattle, Washington-based Digital Strategy company. The team offers Digital Strategy and Social Media Marketing.
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UndisclosedUndisclosed10 - 49Bellevue, WA
Services provided
40% Custom Software Development30% Application Testing30% Robotics Process AutomationMerito Solutions, Inc, a software development company, was established in 2013. Located in Bellevue, Washington, the team offers Custom Software Development and Application Testing.
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$5,000+$150 - $199 / hr2 - 9Seattle, WA
Services provided
25% Custom Software Development25% Digital Strategy25% IT Strategy Consulting +1 service25% UX/UI DesignFounded in 2019, Dark Matter Digital is a Digital Strategy company. Their services include Digital Strategy and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9Bothell, WA
Services provided
25% Custom Software Development50% Application Testing25% ERP Consulting and SISmall Application Testing company Autonomicsoft Solutions LLC, is located in Bothell, Washington. Their services include Application Testing and ERP consulting and SI.
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$5,000+$50 - $99 / hr10 - 49Kirkland, WA
Services provided
20% Custom Software Development20% Back Office Outsourcing20% CRM Consulting and SI +2 services20% IT Staff Augmentation20% IT Strategy ConsultingMeydenbauer Partners, an IT strategy consulting company, is based in Kirkland, Washington. They specialize in IT strategy consulting and CRM consulting and SI.
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UndisclosedUndisclosed10 - 49Seattle, WA
Services provided
20% Custom Software Development20% IT Strategy Consulting20% Mobile App Development +2 services20% UX/UI Design20% Web DevelopmentUX design company Hawk Tech Universe is located in Seattle, Washington. They focus on UX/UI Design and IT strategy consulting and were founded in 2024.
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$50,000+$150 - $199 / hr50 - 249Woodinville, WA
Services provided
10% Custom Software Development20% Cloud Consulting & SI20% Enterprise App Modernization +5 services10% AI Development10% BI & Big Data Consulting & SI10% IT Managed Services10% Low/No Code Development10% Web DesignEstablished in 1996, Redapt is a cloud consulting & SI company. The agency focuses on cloud consulting & SI and BI & big data consulting & SI, and is midsize.
Read more -
$1,000+< $25 / hr10 - 49Redmond, WA
Services provided
15% Custom Software Development25% Enterprise App Modernization15% Mobile App Development +6 services15% Web Development10% Low/No Code Development5% Application Management & Support5% Cloud Consulting & SI5% IT Strategy Consulting5% Other Application DevelopmentWebtual Global Inc., a custom software development company, was founded in 2019. The company offers Custom Software Development and Enterprise App Modernization.
Read moreSee All Locations (6)Redmond, WA
185th Avenue Northeast
Redmond, WA 980522 - 5
8799313219
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Focus (x-axis)
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Ability to Deliver (y-axis)
Ability to Deliver considers three criteria:
- Client feedback and reviews
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- Market presence and reputation in the industry
List of the Top 15 Seattle Custom Software Development Companies
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$50,000+$50 - $99 / hr250 - 999Seattle, WA
Ability to deliver
34.1/40.019.8/20 Reviews9.1/10 Clients & Experience5.2/10 Market PresenceService focus
70% Custom Software Development30% Other -
$10,000+$150 - $199 / hr250 - 999Kent, WA
Ability to deliver
31.4/40.020/20 Reviews6.2/10 Clients & Experience5.1/10 Market PresenceService focus
30% Custom Software Development70% Other -
$1,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
29.6/40.020/20 Reviews5.4/10 Clients & Experience4.2/10 Market PresenceService focus
40% Custom Software Development60% Other -
$25,000+$50 - $99 / hr10 - 49Seattle, WA
Ability to deliver
32.6/40.018.6/20 Reviews10/10 Clients & Experience4/10 Market PresenceService focus
30% Custom Software Development70% Other -
$50,000+$100 - $149 / hr10 - 49Seattle, WA
Ability to deliver
28.7/40.016.2/20 Reviews9.5/10 Clients & Experience3/10 Market PresenceService focus
60% Custom Software Development40% Other -
$50,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
34.6/40.018.2/20 Reviews10/10 Clients & Experience6.4/10 Market PresenceService focus
10% Custom Software Development90% Other -
$25,000+$25 - $49 / hr50 - 249Seattle, WA
Ability to deliver
34.6/40.020/20 Reviews8/10 Clients & Experience6.6/10 Market PresenceService focus
10% Custom Software Development90% Other -
$10,000+$100 - $149 / hr250 - 999Bellevue, WA
Ability to deliver
28.2/40.015.8/20 Reviews7.3/10 Clients & Experience5.1/10 Market PresenceService focus
35% Custom Software Development65% Other -
$10,000+$150 - $199 / hr10 - 49Medina, WA
Ability to deliver
32.7/40.017.2/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
20% Custom Software Development80% Other -
$5,000+$50 - $99 / hr10 - 49Seattle, WA
Ability to deliver
31.4/40.017.4/20 Reviews10/10 Clients & Experience4/10 Market PresenceService focus
20% Custom Software Development80% Other -
$10,000+$150 - $199 / hr10,000+Bellevue, WA
Ability to deliver
29.4/40.015.2/20 Reviews10/10 Clients & Experience4.2/10 Market PresenceService focus
10% Custom Software Development90% Other -
$25,000+$100 - $149 / hr2 - 9Seattle, WA
Ability to deliver
30.1/40.016.4/20 Reviews10/10 Clients & Experience3.7/10 Market PresenceService focus
30% Custom Software Development70% Other -
$25,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
32.3/40.017.8/20 Reviews10/10 Clients & Experience4.5/10 Market PresenceService focus
10% Custom Software Development90% Other -
$5,000+$50 - $99 / hr250 - 999Kirkland, WA
Ability to deliver
30.6/40.017/20 Reviews9.4/10 Clients & Experience4.2/10 Market PresenceService focus
10% Custom Software Development90% Other -
$1,000+$25 - $49 / hr50 - 249Seattle, WA
Ability to deliver
31.5/40.018.8/20 Reviews9.3/10 Clients & Experience3.4/10 Market PresenceService focus
10% Custom Software Development90% Other -
$25,000+$150 - $199 / hr10 - 49Seattle, WA
Ability to deliver
30.4/40.016.2/20 Reviews10/10 Clients & Experience4.2/10 Market PresenceService focus
15% Custom Software Development85% Other -
$25,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
27.6/40.017.8/20 Reviews6.1/10 Clients & Experience3.7/10 Market PresenceService focus
25% Custom Software Development75% Other -
$25,000+$100 - $149 / hr2 - 9Edmonds, WA
Ability to deliver
30.4/40.016/20 Reviews10/10 Clients & Experience4.4/10 Market PresenceService focus
15% Custom Software Development85% Other -
$5,000+$50 - $99 / hr50 - 249Seattle, WA
Ability to deliver
29.8/40.016.6/20 Reviews9.5/10 Clients & Experience3.7/10 Market PresenceService focus
10% Custom Software Development90% Other -
UndisclosedUndisclosed50 - 249Seattle, WA
Ability to deliver
28.6/40.016.2/20 Reviews8/10 Clients & Experience4.4/10 Market PresenceService focus
10% Custom Software Development90% Other -
$10,000+$50 - $99 / hr50 - 249Kirkland, WA
Ability to deliver
28.5/40.015.8/20 Reviews8.6/10 Clients & Experience4.1/10 Market PresenceService focus
10% Custom Software Development90% Other -
$25,000+$150 - $199 / hr2 - 9Seattle, WA
Ability to deliver
22.5/40.016.2/20 Reviews2.4/10 Clients & Experience3.9/10 Market PresenceService focus
65% Custom Software Development35% Other -
$10,000+$200 - $300 / hr2 - 9Seattle, WA
Ability to deliver
28.5/40.016.4/20 Reviews9.1/10 Clients & Experience3/10 Market PresenceService focus
10% Custom Software Development90% Other -
$10,000+$25 - $49 / hr50 - 249Bellevue, WA
Ability to deliver
23.3/40.016.2/20 Reviews3.1/10 Clients & Experience4/10 Market PresenceService focus
25% Custom Software Development75% Other -
$10,000+$25 - $49 / hr10 - 49Lynnwood, WA
Ability to deliver
25/40.017.8/20 Reviews3.7/10 Clients & Experience3.4/10 Market PresenceService focus
20% Custom Software Development80% Other -
$5,000+$25 - $49 / hr50 - 249Seattle, WA
Ability to deliver
21.7/40.015.4/20 Reviews1.9/10 Clients & Experience4.4/10 Market PresenceService focus
30% Custom Software Development70% Other -
$50,000+$100 - $149 / hr10 - 49Seattle, WA
Ability to deliver
24.1/40.016.8/20 Reviews3.8/10 Clients & Experience3.4/10 Market PresenceService focus
20% Custom Software Development80% Other -
$5,000+$25 - $49 / hr10 - 49Bellevue, WA
Ability to deliver
23.2/40.016.2/20 Reviews3.5/10 Clients & Experience3.4/10 Market PresenceService focus
20% Custom Software Development80% Other -
$10,000+$100 - $149 / hr10 - 49Seattle, WA
Ability to deliver
21.2/40.016.8/20 Reviews0/10 Clients & Experience4.4/10 Market PresenceService focus
30% Custom Software Development70% Other -
$1,000+$100 - $149 / hr250 - 999Bellevue, WA
Ability to deliver
19.6/40.016.2/20 Reviews0/10 Clients & Experience3.4/10 Market PresenceService focus
20% Custom Software Development80% Other
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Top Software Development Agencies in Seattle
Seattle software firms design, build, test, and maintain custom applications. Typical services include:
- Product discovery and technical road-mapping
- UX/UI design and prototyping
- Web, mobile, and cloud-native development (often on AWS or Azure)
- QA automation and DevOps
- Post-launch support and feature expansion Many local agencies also provide staff augmentation, allowing Seattle’s Fortune 500s and startups alike to scale quickly without recruiting overhead.
Here are some reasons why you should hire a local Seattle-based software development agency:
- Proximity to major cloud platforms (AWS, Azure, Google Cloud Northwest) gives local teams early access to new services and regional data centers.
- The city’s mature startup ecosystem, such as Techstars Seattle and Madrona Venture Group, means agencies are comfortable iterating fast and working with VC-backed roadmaps.
- Pacific Time overlaps conveniently with both East Coast business hours and APAC engineering teams, streamlining distributed collaboration.
Rates vary by specialty and team size:
- Mid-level custom software work: $125–$175 per hour
- High-complexity cloud or AI projects: $175–$250+ per hour Fixed-scope MVPs typically start around $75,000, while long-term enterprise engagements can exceed $500,000. Many boutique studios offer phased billing or sprint-based contracts so you can control burn rate.
Seattle developers commonly work in:
- Cloud & SaaS
- E-commerce and retail tech
- Healthcare and digital health
- Fintech and payments
- Maritime logistics and supply chain
- Gaming and AR/VR (bolstered by the local indie-game scene)
Match expertise to your stack. For example, if you’re building on AWS Lambda, look for certified partners. Then you can follow these:
- Review Clutch case studies. Prior success in your industry often predicts smoother onboarding.
- Assess communication style. Schedule a technical deep-dive; strong agencies explain trade-offs clearly and propose realistic timelines.
- Check cultural fit. Seattle shops range from corporate consultancies to scrappy agile squads—pick the environment that aligns with your team culture.
Watch out for these red flags when hiring a Seattle software firm:
- One-size-fits-all proposals that ignore your existing architecture
- Limited local presence (e.g., sales office in Seattle but dev team entirely offshore without overlap hours)
- Inflexible IP terms that don’t assign code ownership to your company
- Over-promising senior talent but staffing junior engineers without notice If any of these appear during discovery, continue vetting other Seattle software development services.
Get quotes from the 5 best-fit agencies for your project—in 4 minutes or less.