Top JavaScript Developers
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 88 projectsDigis, a Fiverr company (NYSE: FVRR), excels in providing comprehensive web development and staff augmentation services. With a focus on custom website development, front-end and back-end development, they consistently deliver high-quality projects, demonstrating 100% positive feedback for their technical expertise and effective project management. Clients frequently highlight their reliability and seamless integration into existing teams, with 80% mentioning their exceptional communication skills and adaptability.
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$5,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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See all 6 projectsUkrosoft is a web development company specializing in WordPress solutions and custom web development. Across their reviews, 100% of clients praised their project management skills, communication, and flexibility, with highlights on their ability to handle tight timelines and enhance e-commerce functionality. Clients consistently noted Ukrosoft's professionalism and commitment to delivering on project specifications efficiently.
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$25,000+$25 - $49 / hr50 - 249Zaporizhzhia, Ukraine
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See all 3 projectsFaceIT is a web development company specializing in Full-Stack Web Development, including PHP and Ruby on Rails. The company is praised for its high development speed, diverse skill set, and effective communication, with 100% positive feedback on performance and adaptability. Reviewers commend their project management capabilities, emphasizing their ability to integrate seamlessly with client teams.
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$10,000+$25 - $49 / hr10 - 49
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See all 8 projectsPerspecta Ltd is a distinguished web development company excelling in custom website development, full-stack web development, and web application development. The firm is consistently praised for its strategic partnership approach, delivering projects on time with seamless integration and communication. Impressively, 100% of reviews highlight their technical expertise and innovative solutions, with notable outcomes such as a 40% increase in online sales and a 60% reduction in page load times.
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$5,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
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See all 19 projectsFgfactory is a mobile game development company that has demonstrated its capabilities in full-cycle game development, including backend, frontend, and design UX/UI services. Reviews indicate a mixed performance, with 50% reporting significant communication and project management issues, while the other half praise their project management skills and ability to significantly increase user engagement on websites.
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$5,000+$25 - $49 / hr50 - 249Faridabad, India
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See all 14 projectsDean Infotech Pvt. Ltd. is a full-service web development company specializing in Website Development, Web Design, and digital marketing services. Reviewers consistently praise their tailored solutions and responsive project management, with a 100% satisfaction rate highlighting increased website traffic and improved SEO rankings. Notably, 50% of clients commend their understanding of specific business needs and collaborative communication.
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$10,000+$50 - $99 / hr50 - 249Kyiv, Ukraine
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See all 5 projectsAccellabs is a versatile software development company offering comprehensive services in areas like SaaS software, IoT systems, and custom application development. Reviews indicate a strong emphasis on quality and efficiency, with approximately 100% of clients praising their technical expertise and reliability. The company is noted for its strategic insights and strong project management, maintaining long-term partnerships due to high client satisfaction.
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$10,000+$150 - $199 / hr10 - 49
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See all 29 projectsWebXd is a web development and design company specializing in comprehensive website solutions, including custom website development, SEO optimization, and user-friendly design. With a 100% positive feedback rate, clients commend their deep industry knowledge, exceptional project management, and excellent communication skills. Approximately 75% of reviews highlight their responsiveness and ability to meet deadlines, while 50% note their expertise in translating complex client visions into modern, functional websites.
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$10,000+$50 - $99 / hr10 - 49Beograd, Serbia
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See all 9 projectsMakalu is a distinguished web development company, renowned for its expertise in custom website development and full-stack web development. Across various reviews, 100% of clients commend their project management and communication skills, with 95% highlighting their exceptional attention to detail and ability to deliver on time. The company consistently receives praise for their technical prowess in web programming and their responsiveness to client needs.
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$5,000+$100 - $149 / hr10 - 49Lincolnshire, IL
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See all 13 projectsMore Local Clients LLC is a web development company that specializes in creating custom websites and enhancing online presence through advanced SEO and web design. With a 100% positive feedback rate, clients consistently praise their timely delivery, professionalism, and in-depth knowledge of digital marketing. Approximately 80% of reviewers specifically highlight their expertise in SEO and web development as key strengths.
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$25,000+$100 - $149 / hr10 - 49Bristol, England
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See all 7 projectsPlume.co.uk LMS is an LMS-focused development company known for creating bespoke learning management systems. Overall, 80% of reviewers express satisfaction with their services, praising their project management, technical expertise, and transformative solutions. However, 20% report dissatisfaction, citing issues with budget management and communication. Many clients highlight Plume's proactive approach and specialized LMS knowledge, while a few emphasize concerns about project execution and cost overruns.
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$10,000+$25 - $49 / hr10 - 49Noida, India
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See all 13 projectsDreamer Technoland is a versatile web development company specializing in custom software and web application development. With a high level of professionalism and a hands-on approach, they have received positive feedback for their expertise and commitment. Clients appreciate their rapid response, effective communication, and ability to deliver projects on time, with 100% of reviews highlighting their understanding of industry-specific needs and excellent project management skills.
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$25,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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See all 13 projectsA2SEVEN is a web development company specializing in front-end and full-stack web development. Reviews highlight their exceptional project management, speed, and accuracy in understanding and implementing requirements. The company receives overwhelmingly positive feedback, with 100% of reviewers noting their effective communication and flexibility in adapting to changing project needs.
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$1,000+< $25 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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See all 42 projectsWillShall Consulting is a web development company specializing in website design, SEO, and comprehensive online development services including Shopify and WordPress platforms. With a 100% positive feedback rate, clients appreciate their exceptional communication, timely deliveries, and innovative solutions. Notably, 100% of reviewers highlighted their ability to deliver projects on schedule and with high quality, emphasizing their strong project management and customer service skills.
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$10,000+$25 - $49 / hr10 - 49Jaipur, India
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See all 11 projectsBetter Software is a full-stack web development company specializing in custom web application development, front-end and back-end programming. Their clients consistently praise their excellent communication, project management, and the quality of their developers. Approximately 90% of reviewers commend their ability to meet project deadlines and understand client needs, highlighting their professionalism and technical expertise.
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$10,000+< $25 / hr50 - 249Ciudad de México, Mexico
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See all 4 projectsRocket Code, a technology development company, specializes in creating customized software platforms, employing state-of-the-art technologies for fintech solutions. Reviews highlight their exceptional project management and a client-centric approach, with a 95% satisfaction rate among clients appreciating their cybersecurity expertise and agile methodologies. Notably, 85% of reviewers commend their ability to translate complex ideas into user-friendly solutions, ensuring projects meet both technical and market needs efficiently.
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$10,000+$100 - $149 / hr10 - 49Austin, TX
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See all 5 projectsTouch To is a web development company specializing in custom website development, full-stack web development, and web application development. With an impressive 100% positive feedback from clients, reviewers consistently praise their excellent communication, project management, and ability to deliver creative solutions that align with clients' needs. Their expertise in platforms like HubSpot and AWS, along with strong problem-solving skills, make them a valued partner in digital projects.
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$5,000+$50 - $99 / hr50 - 249Quezon City, Philippines
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See all 10 projectsThinkBIT Solutions is a versatile technology partner specializing in Website Development, Web Programming, and Web Application Development. Their exceptional project management and customer-focused approach consistently receive high praise, with 100% of reviews highlighting timely delivery and responsiveness. Clients commend their ability to blend creativity with technical expertise, often surpassing expectations in custom website and online development projects.
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$25,000+$150 - $199 / hr10 - 49Denver, CO
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See all 20 projectsCuttlesoft is a full-stack web development company specializing in custom web design and development services. Reviewers consistently praise their excellent communication and project management skills, with 100% of clients highlighting their impressive engineering and commitment to understanding client needs. Overall, Cuttlesoft is commended for delivering high-quality web programming solutions and project ownership.
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$25,000+$50 - $99 / hr10 - 49Tallinn, Estonia
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See all 13 projectsUmber.Tech — Full Cycle Product Solutions is a comprehensive web development firm excelling in front-end and back-end development, prototyping, and design. With a 100% positive feedback rate, clients consistently praise their project management, communication, and collaborative culture, often highlighting their ability to integrate seamlessly into existing teams and deliver high-quality, user-friendly solutions.
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$1,000+$25 - $49 / hr2 - 9Tallinn, Estonia
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See all 12 projectsStreet 17 is a web development company specializing in website development and custom web development services. Across multiple reviews, clients highlight their ability to transform complex ideas into functional and visually appealing websites, with 100% of reviews noting their strong alignment with client values and a high level of care and dedication. Despite some comments about premium pricing, clients emphasize the value provided, citing increased brand presence and improved user engagement as key outcomes.
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$5,000+$100 - $149 / hr50 - 249Pasadena, CA
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See all 14 projectsArt+Logic is a full-stack web development company providing services such as custom web application development and mobile app integration. Their reviews are overwhelmingly positive, with clients praising their project management skills, timely delivery, and alignment with company values. Approximately 80% of reviews highlight their ability to adapt to evolving project needs and deliver complex technical solutions effectively.
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$10,000+$100 - $149 / hr10 - 49Washington, DC
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See all 6 projectsNotionTheory is a web development company specializing in building custom web applications and minimal viable products. Across their reviews, they are praised for their exceptional customer service, with 100% of feedback highlighting their responsiveness and intuitive understanding of client needs. Clients commend their project management skills and clean design, emphasizing the company's commitment and expertise in online development.
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$5,000+$100 - $149 / hr10 - 49Kraków, Poland
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See all 2 projectsWeb Falcon is a web development company that specializes in complex website development and design. They are highly praised for their innovative project execution and excellent communication, with 100% of reviewers noting satisfaction with their service, management, and direct developer contact. No areas for improvement were identified by clients.
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$5,000+$25 - $49 / hr50 - 249Fukuoka, Japan
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See all 5 projectsVauldex is a web development company specializing in consultancy and application management to enhance productivity. The feedback for Vauldex is unanimously positive, highlighting a 30% increase in productivity and their effective project management. Impressively, 100% of reviewers note their responsiveness and helpfulness, with no suggested areas for improvement.
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$5,000+$50 - $99 / hr10 - 49Ljubljana, Slovenia
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See all 5 projectsPositiva is a web development company specializing in custom website development and B2B platform solutions, as evidenced by their successful integration with Navision ERP for Salus, a major wholesaler. Reviews highlight their constructive and agile approach, resulting in 90-95% order support and enhancing both customer and working time efficiency.
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$100,000+$150 - $199 / hr10 - 49San Francisco, CA
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See all 29 projectsImpekable is a full-stack web development company specializing in web application development, front-end, and back-end solutions. Across their reviews, 100% of clients commend their responsiveness, quick turnaround times, and high-quality deliverables. Approximately 80% of reviewers highlight Impekable's ability to enhance UI/UX design and its collaborative approach to project management, making them a reliable partner for custom website development.
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$10,000+$150 - $199 / hr10 - 49Minneapolis, MN
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See all 15 projectsCompoze Labs is a custom website development company specializing in full-stack web development, including web application development and support. The feedback highlights their strong project management skills, adaptability, and commitment to clients’ missions, with 100% of reviewers praising their engagement and support, and no negative feedback reported.
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$5,000+$25 - $49 / hr50 - 249
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See all 13 projectsDinamicka Development is a web development company specializing in custom website and web application development, showcasing expertise in both front-end and back-end solutions. The company has received overwhelmingly positive feedback, with 100% of reviewers praising their communication, project management, and technical proficiency. Notably, clients appreciate their responsiveness, ability to adapt to changing requirements, and effective use of Agile methodologies.
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$1,000+< $25 / hr50 - 249Jaipur, India
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See all 12 projectsAmbient Infotech is a web development company specializing in custom website development and eCommerce solutions. The overall feedback is overwhelmingly positive, with 95% of deliverables completed on time and user satisfaction reaching 90%. Clients commend their technical precision, project management, and ability to align with brand identity, though some suggest more documentation for post-launch training.
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$1,000+$25 - $49 / hr10 - 49Kozhikode, India
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See all 4 projectsWeMakeIoT is a specialized IoT and software development company that excels in creating cloud-based solutions, firmware enhancements, and user interfaces. The reviews highlight a 100% positive feedback rate, emphasizing their professionalism, strong project management, and effective communication. Clients consistently praise their ability to deliver complex projects on time and their proficiency in IoT-related technologies.
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$1,000+$100 - $149 / hr2 - 9Irvine, CA
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See all 2 projectsPacific Codeline LLC is a web development company specializing in custom website development and front-end development. Their reviews are overwhelmingly positive, with 100% of clients praising their effective communication, timely delivery, and flexibility in adapting to project changes. Clients commend their use of advanced technologies such as Laravel and vue.js, indicating their expertise in full-stack web development.
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$25,000+$150 - $199 / hr10 - 49Alcester, England
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See all 5 projectsCab Engine | Digital Agency specializes in Website Development, offering comprehensive solutions such as Web Design and Front-End Development. The agency receives overwhelmingly positive feedback, with 100% of reviewers praising their web development expertise and project management skills. Clients commend their ability to integrate specific management systems and maintain consistent communication, although some note room for growth in SEO and paid advertising support.
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$25,000+$100 - $149 / hr10 - 49Hopewell, NJ
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See all 15 projectsTechNeed is a versatile web development company specializing in custom website development, web design, and full-stack development services. With a client satisfaction rate approaching 100%, TechNeed is praised for its strategic insights, responsive communication, and ability to deliver tailored solutions. Over 80% of clients highlight their professionalism and on-time project completion, demonstrating their capacity to build scalable and user-friendly web applications.
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$5,000+$50 - $99 / hr50 - 249Indore, India
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See all 23 projectsVKAPS IT Solutions Pvt. Ltd. is a web development company specializing in custom web and application development services, such as full-stack web development and front-end and back-end development. With 100% positive feedback, clients consistently praise their technical expertise, excellent communication, and timely delivery. Notably, 100% of reviewers highlight their professionalism and commitment to customer satisfaction, ensuring a seamless and efficient project execution.
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$10,000+$50 - $99 / hr10 - 49Singapore
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See all 10 projectsHoodies is a web development company excelling in custom website development, full-stack web development, and web application development. Reviews highlight their high responsiveness, effective communication, and strong project management skills. Clients appreciate their ability to handle complex projects and deliver quality code, with positive feedback comprising approximately 95% of all reviews.
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$1,000+$25 - $49 / hr10 - 49Budapest, Hungary
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See all 17 projectsWebOrigo is a versatile web development company specializing in custom website development, web design, and full-stack web development. With a 100% positive feedback rate, clients commend their responsive communication, timely delivery, and ability to tailor solutions to specific needs. Approximately 80% of reviews highlight WebOrigo's capability to enhance user engagement and deliver high-quality, scalable web solutions that align with client goals.
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$50,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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See all 3 projectsRemi Soft LLC specializes in Website Development, offering comprehensive solutions including web design and programming. The reviews highlight the company's ability to understand and implement complex ideas, delivering efficient and user-friendly applications. Clients appreciate their professional and collaborative approach, emphasizing Remi Soft's strong project management and communication skills.
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$5,000+$50 - $99 / hr10 - 49Prague, Czech Republic
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See all 21 projectsPixelmate is a full-stack web development company specializing in web and mobile application development. The majority of their clients praise their technical expertise and project management skills, noting a 100% satisfaction rate in terms of deliverables and communication. Pixelmate is recognized for creating user-friendly and visually appealing web applications with a solution-oriented approach.
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$1,000+$50 - $99 / hr10 - 49
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See all 6 projectsPerfect Web Solutions Inc. is a web development company specializing in Website Development, Web Design, and Custom Website Development. Reviews indicate a 100% positive experience, highlighting their responsiveness, excellent project management, and ability to meet diverse client needs. Approximately 75% of reviewers emphasize their competence and speed, while 50% praise their proactive communication and customer-first approach.
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$1,000+$25 - $49 / hr10 - 49Kharkiv, Ukraine
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See all 20 projectsmkey media is a dynamic web development company specializing in website development, design, and technical concept execution. With high ratings and a strong culture fit, they are praised for their rapid delivery, creativity, and effective communication. Approximately 90% of reviews highlight their quick execution and professional approach, emphasizing minimal revisions and unique, out-of-the-box solutions.
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$50,000+$50 - $99 / hr50 - 249Varna, Bulgaria
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See all 3 projectsQuanterall is a software development company specializing in blockchain, smart contracts, and financial transaction systems. They are praised for their technical expertise, effective communication, and professionalism, with 100% of reviews mentioning high-quality deliverables and strong project management. Clients value Quanterall's flexibility and ability to integrate advanced technologies into complex projects efficiently.
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$1,000+$50 - $99 / hr10 - 49
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See all 1 projectsOrbiqon Solutions is a development company specializing in backend and frontend services, as demonstrated by their successful delivery of creator platforms. Known for their commitment to timelines and vision alignment, they received 100% positive feedback for their project execution and collaboration. Clients commend their dedication and effective project management, though documentation could be improved.
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$5,000+$50 - $99 / hr10 - 49San Francisco, CA
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See all 19 projectsApex Lab is a web development company specializing in web application development, full-stack web development, and custom website development. The reviews indicate a high level of satisfaction, with 100% of reviewers praising their ability to deliver stable and user-friendly web applications. Additionally, 80% of the feedback highlights their effective project management and clear communication, contributing to the success and timely completion of projects.
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$5,000+$25 - $49 / hr50 - 249Delhi, India
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See all 23 projectsIOGOOS Solution Pvt Ltd is a web development company specializing in Website Development, Web Design, and Web Application Development. Reviews indicate strong project management, timely delivery, and client satisfaction, with over 60% of clients experiencing increased sales or business engagement. Common praises highlight their expertise, particularly with eCommerce solutions and customer-centric services, although some clients suggest improvements in communication during different time zones.
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UndisclosedUndisclosed10 - 49Roanoke, VA
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See all 14 projectsFirefli is a comprehensive web development company that excels in custom website development and online solutions. With a focus on client collaboration and innovative digital transformations, Firefli consistently receives praise for their methodical project management and exceptional client engagement. Approximately 90% of reviewers highlight their professionalism, team commitment, and ability to deliver user-friendly, SEO-optimized web designs that meet diverse project requirements.
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$5,000+$25 - $49 / hr2 - 9
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See all 7 projectsMinistry Design Agency is a web development company specializing in custom website development and web application development. The agency consistently receives positive feedback, with 100% of reviews highlighting their timely delivery and exceptional project management. Clients commend their modern, creative approach and ability to align with company values, while also appreciating their focus on user engagement and design innovation.
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$25,000+$150 - $199 / hr10 - 49El Segundo, CA
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See all 5 projectsThinklogic is a web development company specializing in custom website development and web application development. Across their reviews, clients consistently praise their expertise, professionalism, and ability to meet expectations, with 100% of reviewers highlighting their strong project management and communication skills. Furthermore, Thinklogic is recognized for their innovative solutions and commitment to customer success.
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$10,000+$25 - $49 / hr10 - 49
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See all 2 projectsIntelliCEL is a versatile business solutions provider specializing in CRM systems, social media platforms, and app development. Over 90% of reviewers highlighted their timely delivery, responsiveness, and excellent value for cost. Clients appreciated their first-class team and effective project management, with notable mentions of their dedication to meeting all KPIs and maintaining a strong working relationship.
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$5,000+$25 - $49 / hr2 - 9Wrocław, Poland
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See all 7 projectsFlipico Agency is a distinguished Web Development company specializing in Website Development, Web Design, and Web Programming. Notably, their clients commend their rapid response to needs and adaptability, with over 90% of reviews highlighting effective communication and timely delivery. A recurring theme is their dedication to client satisfaction, as reflected in 100% of reviews mentioning their ability to tailor solutions efficiently.
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$10,000+$50 - $99 / hr10 - 49București, Romania
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See all 2 projectsKrypton Labs offers services in Website Development, Web Design, and Web Programming, specializing in DeFi protocol development. Reviews highlight their exceptional project management, adherence to timelines, and solution-driven approach. Clients commend their proficiency, transparency, and ongoing support, making Krypton Labs a reliable strategic partner for web development projects.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development75% JavaScript50% 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 -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
39.1/40.019.8/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% 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 -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% 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 -
$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 -
$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 -
$1,000+< $25 / hr250 - 999Boston, 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 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$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 Development33% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$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 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development25% JavaScript80% 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 -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.5/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249Chelsea, Australia
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
36.5/40.019.2/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% 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 -
$25,000+$100 - $149 / hr50 - 249Long Beach, CA
Ability to deliver
36.2/40.018.2/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
100% Web Development40% JavaScript
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.