Top JavaScript Developers
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Featured
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 89 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in Web Development, providing comprehensive services such as Front-End Development, Back-End Development, and Custom Website Development. Their reviews indicate a 100% satisfaction rate, highlighting their strong project management, technical expertise, and clear communication. Approximately 70% of reviewers emphasize their seamless integration into teams and high-quality deliverables.
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UndisclosedUndisclosed2 - 9Pflugerville, TX
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See all 2 projects&Pixels is a web development company recognized for delivering seamless website updates and maintaining high maintenance standards. They are praised for their quick response times, impressive relationship-building, and delivering projects ahead of schedule. Approximately 100% of reviewers highlight their top-notch service and alignment with company values.
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$25,000+$25 - $49 / hr50 - 249Nashik, India
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See all 2 projectsPointMatrix IT Services is a technology solutions provider specializing in software development, particularly for industries like legal tech and online ordering platforms. Reviews highlight their transparency, technical expertise, and strong project management skills, with 100% positive feedback on their adaptability and support. Clients commend their ability to handle complex problems and maintain minimal downtime, underscoring their reliability and professionalism.
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$5,000+$50 - $99 / hrFreelancerEdmonton, Canada
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See all 7 projectsNew Local Media is a web development company specializing in custom website development, web programming, and online development. Across their reviews, clients consistently commend their strategic approach, responsiveness, and attention to detail, resulting in enhanced site functionality and user engagement. Approximately 80% of reviewers highlight their effective project management and successful outcomes, while minor feedback suggests clearer communication with non-technical clients.
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$25,000+Undisclosed10 - 49São Paulo, Brazil
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See all 7 projectsUnvoid is a web development company specializing in custom website development and offering full-stack web development services. Their reviews highlight a 100% positive feedback rate, showcasing their expertise in seamless team integration and responsiveness. Clients commend their ability to quickly enhance engineering capacity, maintain high-quality standards, and implement an efficient task-based pricing model that aligns with client needs.
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$10,000+$50 - $99 / hr2 - 9Dubai, United Arab Emirates
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See all 5 projectsQuadratic Digital is a web development company specializing in custom website development and full-stack web development services. They consistently receive positive feedback, with 100% of reviewers highlighting their exceptional project management skills, responsiveness, and ability to handle complex tasks efficiently. Their work often exceeds expectations, with significant mentions of their proactive approach and alignment with client values.
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$10,000+$25 - $49 / hr50 - 249
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See all 35 projectsA-dev is a web development company that specializes in custom website development, including full-stack web development and web application development. Their reviews indicate high client satisfaction, with 100% positive feedback, emphasizing their exceptional project management, timely delivery, and remarkable ability to tailor solutions to specific business needs. Clients highlight their expertise in frontend and backend development and commend their responsiveness and efficient communication.
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$5,000+$25 - $49 / hr10 - 49Rawalpindi, Pakistan
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See all 3 projectsdbqp is a full-service web development company specializing in custom website development, web application development, and front-end and back-end development. The company receives overwhelmingly positive feedback, with clients praising their communication and quality of work, and approximately 75% of reviewers highlighting their responsiveness and adaptability to client needs. However, some clients suggest potential improvements in pricing and project estimation methods.
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$1,000+< $25 / hr10 - 49Surat, India
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See all 11 projectsIdea2Code Infotech LLP is a web development company specializing in web design and development, including custom website and web application development. Reviews highlight their exceptional project management, fast-paced delivery, and strong communication skills, with 100% positive feedback and no reported areas for improvement. Clients commend their professionalism and ability to adapt quickly to changes, ensuring seamless project execution and stakeholder satisfaction.
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$1,000+< $25 / hr10 - 49Surat, India
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See all 10 projectsWeapplinse Technologies LLP is an app development company specializing in mobile applications and content management systems. The company receives overwhelmingly positive feedback, with clients praising their responsiveness, transparency, and proactive project management. Approximately 90% of reviewers commend their dedication to quality and timeliness, while others highlight their exceptional value for cost and alignment with client values.
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$10,000+$100 - $149 / hr2 - 9
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See all 1 projectsWaypoint is a web development company specializing in custom website development and online development solutions. The feedback from their clients is overwhelmingly positive, with notable praise for their excellent project management and user-friendly designs. Impressively, Waypoint's platform delivered zero bugs post-launch, highlighting their technical proficiency and thorough testing processes.
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$5,000+$50 - $99 / hr10 - 49San Mateo, CA
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See all 2 projectsAction Engine is a versatile development company specializing in building cloud-based platforms and applications. The reviews highlight their strong project management skills, flexibility, and ability to adapt to changing requirements. Notably, 100% of reviewers express satisfaction with their communication and professionalism. Clients appreciate their creativity in UI/UX design and timely delivery of projects, with no areas for improvement identified.
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$5,000+$100 - $149 / hr10 - 49Stuttgart, Germany
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See all 1 projectsTEQneers GmbH & Co. KG is a technology solutions provider specializing in developing and modernizing technical infrastructure, particularly focusing on budget planning and tracking systems. Clients praise their agile development process and effective communication, with 100% positive feedback highlighting their understanding of client needs and rapid implementation. The company is noted for delivering projects efficiently, exceeding client expectations in usability and system acceptance.
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$1,000+$25 - $49 / hr10 - 49Jaipur, India
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See all 5 projectsHJ Infotech is a proficient IT services provider specializing in DevOps consulting, cloud infrastructure setup, and secure environment development. The company has received overwhelmingly positive feedback, with 100% of reviewers noting timely deliverables, transparent communication, and exceptional technical expertise. Clients particularly appreciate their ability to align with company values and budget requirements, with no reported areas for improvement.
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$25,000+$50 - $99 / hr10 - 49Edmonton, Canada
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See all 9 projectsTechCare Inc. is a web development company specializing in full-stack web development, UI/UX design, and mobile application development. The company receives overwhelmingly positive feedback, with clients praising their adherence to budgets and timelines, high-quality code, and responsive communication. Approximately 90% of reviewers commend TechCare Inc. for their project management and ability to translate ideas into functional code, highlighting their quick turnarounds and technical expertise.
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$1,000+< $25 / hr10 - 49Surat, India
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See all 2 projectsDurvasa Infotech specializes in Website Development, web design, and digital marketing services, including SEO and social media marketing. Clients consistently praise the company for delivering visually appealing and functional websites, innovative digital marketing strategies, and maintaining a responsive and collaborative approach. Durvasa Infotech is noted for meeting timelines efficiently while understanding and fulfilling unique client needs.
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Undisclosed$50 - $99 / hr10 - 49Baden-Baden, Germany
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See all 1 projectsInitlab is a web development company specializing in Drupal, offering services such as website development, web design, and SEO optimization. Their professional team received 100% positive feedback, with clients praising their proficiency and commitment to agreements. A notable 90% of reviewers highlighted their effective project management and communication.
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$5,000+$50 - $99 / hr50 - 249Chandigarh, India
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See all 11 projectsNETGAINS is a comprehensive web development company that excels in custom website development, web design, and online development services. The company consistently receives high praise for its project management, timely delivery, and exceptional client responsiveness, with 100% of reviews highlighting its professionalism and technical expertise. Clients commend NETGAINS for its ability to effectively handle diverse projects, including web programming and full-stack web development, ensuring successful outcomes and ongoing client satisfaction.
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$10,000+$50 - $99 / hr10 - 49Kaunas, Lithuania
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See all 3 projectsIndeform Ltd. is a software development company specializing in Web Development and Web Application Development, noted for its expertise in JavaScript and WebGL. Across reviews, 100% of clients commend their problem-solving capabilities and communication, with 67% highlighting Indeform's ability to meet deadlines and provide reliable project management. Clients appreciate Indeform’s commitment to understanding requirements and delivering quality code.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 9 projectsHupp Technologies Pvt. Ltd. is a versatile company specializing in web development and web application development. They have garnered positive feedback from 100% of reviewers, who commend their creativity, timely project delivery, and ethical business practices. Reviewers frequently highlight their ability to meet budget expectations and provide excellent value for cost.
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$1,000+< $25 / hr10 - 49Taguig, Philippines
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See all 3 projectsDigital Marketing Manila is a web development company specializing in website development and web design, with expertise in WordPress technology and SEO optimization. They received positive feedback for their reliability, affordability, and in-depth SEO knowledge, with 100% of reviewers highlighting their excellent design skills and dedication to projects.
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$10,000+$50 - $99 / hr10 - 49
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See all 2 projectsDevMagic is a custom development company specializing in building high-quality applications, as demonstrated by their successful completion of a scoring app for live sports stats. With 100% positive feedback, clients praise their exceptional communication and project management skills, as well as their ability to deliver superior code quality and meet project deadlines efficiently.
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$1,000+$25 - $49 / hr10 - 49Odesa, Ukraine
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See all 1 projectsSkilum is a web development company specializing in custom website development and full-stack web development. The reviews emphasize their professional project execution, effective communication, and ability to enhance initial project ideas. Nearly 100% of the feedback highlights their responsiveness and commitment to customer satisfaction, although there's a suggestion for more proactive issue discussions.
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$25,000+$50 - $99 / hr10 - 49Marina del Rey, CA
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See all 10 projectsCoreware Group is a web development company specializing in custom website development, web design, and full-stack web development. Across reviews, 100% of clients praised their professionalism, efficiency, and ability to enhance client ideas. Additionally, 88% reported increased website traffic and improved lead conversion rates. Clients appreciated their hands-on approach and detailed communication throughout projects.
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$50,000+$100 - $149 / hr2 - 9Lytchett Matravers, England
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See all 6 projectsJupiter and the Giraffe is a web development company specializing in full-stack web development and custom website development. The company consistently receives positive feedback, with reviewers highlighting their professional approach, effective project management, and ability to generate significant ROI and user growth. Approximately 100% of reviewers commend their creativity and communication, though some suggest smoother integration of content could enhance their service further.
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Undisclosed$50 - $99 / hr50 - 249Raleigh, NC
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See all 3 projectsGehtsoft USA is a software development company known for its expertise in creating complex, scalable platforms across mobile, desktop, and web environments. The company has received overwhelmingly positive reviews, with 100% of reviewers highlighting their exceptional project management, technical acumen, and ability to deliver tailored solutions that exceed expectations. Clients appreciate Gehtsoft's seamless integration, innovative approach, and dedication to forming lasting partnerships.
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$75,000+$150 - $199 / hr10 - 49
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See all 9 projectsR&Y Labs is a versatile technology and development consultancy specializing in user experience design, mobile and web app development, and digital media streaming solutions. The reviews reveal a highly positive client experience, with 100% of feedback highlighting their professionalism, cost-effectiveness, and commitment to project success. Clients commend their ability to meet deadlines and their collaborative approach, with many appreciating their alignment with client objectives and effective project management.
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$25,000+$50 - $99 / hr10 - 49Houston, TX
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See all 4 projectsMulti Tech Solutions is a web development company specializing in custom website development and online development services. The company has received overwhelmingly positive feedback, with 100% of reviews highlighting their timely delivery and effective project management. Reviewers noted increased website traffic and leads, praising their user-friendly designs and web programming expertise. Some suggest potential improvements in communication speed, though satisfaction remains high.
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$5,000+$25 - $49 / hr10 - 49
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See all 3 projectsMy Infinity Games Ltd. is a web development company specializing in custom website development and web application development. The reviews highlight that 100% of clients are satisfied with their timely delivery and quality of work, while 50% mention the need for improved written communication. Clients appreciate their professional demeanor and project management skills.
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UndisclosedUndisclosed50 - 249Tallahassee, FL
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See all 3 projectsMunicode is a web development company specializing in custom website development for municipal clients, with a key focus on upgrading and redesigning websites to improve usability and accessibility. Feedback highlights exceptional customer service and responsiveness, with 100% of respondents noting prompt issue resolution and effective project management. However, 50% mention the need for clearer communication on technical requirements during the initial stages.
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$1,000+< $25 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 10 projectsZoptal Solutions Pvt. Ltd. provides comprehensive Website Development, Web Design, and Web Programming services. Reviews highlight their exceptional project management, timely delivery, and flexibility. Clients consistently praise the quality and functionality of their work, their effective communication, and customer-centric approach, making them a reliable partner for online development projects.
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$5,000+$100 - $149 / hr2 - 9Santa Monica, CA
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See all 5 projectsPhoenix Road Creative is a web development company specializing in custom website development and web design. Their reviews reflect a strong "can do" attitude, with 100% positive feedback highlighting their efficiency, timeliness, and added value through personalized solutions. Clients appreciate their flexibility, easy maintenance solutions, and the ability to deliver high-quality outcomes that meet specific client needs.
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UndisclosedUndisclosed50 - 249New York, NY
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See all 1 projectsHappy Cog, a comprehensive development and design company, excels in providing full-service development, including front-end, back-end, and mobile solutions alongside graphic design. Their clients consistently praise their scalability and attention to detail, with 100% positive feedback highlighting their adaptability to new technologies and their seamless management of complex projects.
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$1,000+$50 - $99 / hrFreelancer
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See all 3 projectsZedPro Development is a professional web development company specializing in web design and full-stack web development. They have received overwhelmingly positive feedback, with 100% of reviewers highlighting their creativity, timely delivery, and professional execution. Clients are particularly impressed with their ability to enhance online presence and deliver beyond expectations without needing significant client input.
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$1,000+$50 - $99 / hr2 - 9London, England
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See all 1 projectsMarucci Consulting LTD is a specialized cloud computing consultancy with a focus on AWS infrastructure and security advisory services. Reviews highlight the company's responsiveness and client-focused approach, with 100% positive feedback emphasizing their capability to reduce operational contact by 50% through automation and their commitment to building strong client relationships.
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$5,000+$25 - $49 / hr2 - 9Ahmedabad, India
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See all 1 projectsTrivians - Web Development and Custom Software Development company in India is renowned for its expertise in troubleshooting complex algorithmic issues and providing tailored technology stack recommendations. With 100% positive feedback, their diligent work ethic and transparent approach are frequently highlighted, underscoring their reliability and effectiveness in delivering project goals.
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Undisclosed$25 - $49 / hr50 - 249Ahmedabad, India
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See all 3 projectsPerigeon Software Private Limited is a software development company specializing in scalable solutions, including Salesforce and .NET-based projects. Their overall feedback is highly positive, with clients reporting significant improvements in operational efficiency, such as a 70–80% faster document turnaround and a 60% reduction in manual processing. Clients emphasize their attentive and responsive service, with no areas for improvement noted.
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$1,000+< $25 / hr10 - 49Jaipur, India
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See all 1 projectsBalaji Websoft Technology Pvt. Ltd. is a web development and digital marketing company that excels in developing e-commerce websites and providing marketing and Google Analytics services. The company is praised for its systematic approach, on-time delivery, and effective communication, with 100% positive feedback highlighting their precision and ability to exceed expectations.
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$50,000+Undisclosed250 - 999
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See all 1 projectsTriSeed is a software development company specializing in IT software solutions, security training, and cloud services. Reviewers consistently praise TriSeed for their technical expertise, senior engineering team, and timely project delivery, with 100% of feedback highlighting effective communication and successful project outcomes. There are no reported areas for improvement, indicating high client satisfaction.
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 8 projectsYoungBrainz Infotech is a Web Development company specializing in custom Website Development and Full-Stack Web Development. Reviews indicate 100% satisfaction with their quality, reliability, and timely delivery, with clients praising their technical proficiency, project management, and alignment with client values. Notably, 50% of reviewers highlight their professional and collaborative approach.
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$5,000+$50 - $99 / hr10 - 49Beograd, Serbia
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See all 12 projectsRagebite is a proficient web development company excelling in custom website development and full-stack web development services. Garnering positive feedback in 100% of reviews, clients commend their problem-solving capabilities and design coherence, although improvements in client guidance are suggested. Their adaptability and successful project management, even in complex environments, highlight their dedication to quality and timely delivery.
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$5,000+$50 - $99 / hr10 - 49
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See all 1 projectsProducters (Out of Business) was a development company specializing in enhancing mobile and web applications. While 100% of their reviews highlighted their understanding of business needs, 100% also mentioned the presence of bugs in deliverables. Despite the need for extensive testing, they maintained budgets effectively, with a project cost range of $20,000 to $30,000.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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See all 1 projectsBEAR MY BRAND, LLC is a comprehensive brand identity development agency specializing in web development and digital marketing. They have received overwhelmingly positive feedback, with 100% of reviewers highlighting their professionalism and promising results. Many clients commend their effective communication and impressive project management skills.
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$25,000+< $25 / hr50 - 249Ha Noi, Vietnam
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See all 6 projectsAgileTech Viet Nam is a technology development company offering services in mobile app and software development. Positive feedback highlights their strong technical expertise, adaptability, and effective communication, as noted by 75% of reviewers. However, 25% of reviewers experienced significant issues, including misrepresentation of credentials. Overall, AgileTech Viet Nam demonstrates a commitment to meeting project objectives and maintaining high client satisfaction.
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UndisclosedUndisclosed2 - 9Bollington, England
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See all 1 projectsACS is a web development company specializing in custom website development and CRM integration. The feedback for ACS is overwhelmingly positive, with reviewers highlighting their high-quality tech development, expertise in front-end and back-end development, and reliable communication. While time management could occasionally improve, the overall experience with ACS is marked by trust and effective collaboration.
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$10,000+< $25 / hr50 - 249Coimbatore, India
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See all 1 projectsSparkout Tech Solutions is a web development company praised for its efficiency in Custom Website Development and Full-Stack Web Development. Reviewers highlight their quick response time and effective communication, with 100% noting successful project launches, though 20% mentioned initial bug issues that were promptly resolved.
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$5,000+$25 - $49 / hr2 - 9Mumbai, India
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See all 1 projectsMetaRizz Technologies is an e-commerce development and digital marketing company. They received a 100% positive feedback rate, with clients praising their project management, 24/7 availability, and effective communication. They delivered a high-converting website, significantly increasing sales and reaching a global customer base.
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$1,000+$100 - $149 / hr2 - 9Miami, FL
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See all 2 projectsFinal Exchange LLC is a web development company known for its strong work ethic and budget-friendly services. The reviews highlight a 100% positive feedback rate, with clients praising their responsiveness and ability to significantly increase website inquiries. Notably, 100% of reviewers mention their attentiveness and commitment to client satisfaction.
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$10,000+$25 - $49 / hr2 - 9
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See all 2 projectsSuperlative is a mobile app development company recognized for its expertise in developing MVPs for startups, with a focus on iOS and Android platforms. The reviews highlight their flexibility and effective project management, with 100% of feedback attesting to on-time delivery despite changing requirements. Additionally, their transparency and honest communication are repeatedly praised by clients.
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$1,000+$100 - $149 / hr2 - 9Seven Hills, Australia
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See all 1 projectsWeb Doodle is a web development company praised for its Web Design and Custom Website Development services. With 100% positive feedback, clients appreciate their easy collaboration and impressive results, highlighting their effectiveness in delivering successful projects.
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$1,000+$100 - $149 / hr10 - 49
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See all 3 projectsGrow&Pitch is a web development company excelling in custom website development, web design, and web application development. With a strong focus on user experience and efficient project management, 100% of reviews highlight their ability to deliver projects on time and their exceptional communication and collaboration skills. Clients appreciate their strategic approach and commitment to elevating project ideas.
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List of the Top 15 JavaScript Development Companies
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$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.5/40.019.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Web Development60% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.7/40.019.4/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.5/40.017.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.6/40.018.6/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
38.7/40.018.8/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.3/40.016.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
38.7/40.019.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
28% Web Development15% JavaScript72% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
37.8/40.018/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.3/40.018.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$10,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
Ability to deliver
38.3/40.019.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.