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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$1,000+$50 - $99 / hr2 - 9Athina, Greece
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See all 9 projectsImagen Web Pro is a web development company specializing in custom website development, web design, and digital promotion strategies. Across multiple reviews, clients praise their expertise, exceptional communication, and timely delivery, with 100% positive feedback highlighting their creativity and technical skills. The company consistently delivers high-quality, user-friendly websites optimized for SEO and performance.
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$10,000+$50 - $99 / hr10 - 49Jakarta, Indonesia
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See all 1 projectsLuniasola is a web development company specializing in website development and data analytics portals. Across reviews, 100% of clients appreciate their ability to translate complex products into intuitive designs, with exceptional communication and timely delivery. Their expertise in creating responsive, user-friendly websites ensures high engagement and seamless collaboration with in-house teams.
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$5,000+< $25 / hr50 - 249Ahmedabad, India
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See all 24 projectsZealous System is a versatile technology company specializing in full-stack web development and custom website development. Clients commend their responsiveness, flexibility, and effective project management, with 88% of reviews highlighting their technical expertise and reliability. However, one review noted issues with project execution and communication. Overall, Zealous System excels in delivering tailored web solutions with a focus on client satisfaction and ongoing support.
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$10,000+$50 - $99 / hr10 - 49Kuala Lumpur, Malaysia
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See all 5 projectsHivekind is a full-stack web development company noted for its expertise in both web application development and custom website development. Across reviews, 100% of clients highlight Hivekind's strong project management and collaborative approach. Clients consistently commend Hivekind for delivering high-quality, timely solutions and fostering strategic partnerships, though some mention the need for more flexible team augmentation.
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$5,000+$50 - $99 / hr2 - 9Mostar, Bosnia and Herzegovina
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See all 11 projectsDevolfs is a proficient web development company specializing in custom website development, UX/UI design, and full-stack web development. Across multiple reviews, 100% of clients commend their professionalism and timely delivery, with 80% highlighting their creative vision and seamless project management. Devolfs's commitment to quality and effective communication consistently exceeds client expectations, making them highly recommended for design-driven digital projects.
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$5,000+< $25 / hr250 - 999Kalyan, India
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See all 38 projectsTasks Expert- A Virtual Assistant Company specializes in web development and virtual assistant services, delivering custom website solutions and virtual assistant support with a focus on user experience and functionality. With 100% positive feedback, clients consistently praise their responsiveness, proactive approach, and attention to detail in web design and development projects. Key achievements include improved SEO rankings, user engagement, and enhanced communication features.
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$5,000+$100 - $149 / hr10 - 49London, England
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See all 3 projectsIgnite is a digital agency specializing in web development and digital marketing, with expertise in creating custom websites and managing online campaigns. Clients praise their creativity, effective project management, and industry-specific experience, with over 90% of feedback highlighting their professionalism and successful outcomes. They demonstrate a strong capability in enhancing brand identity and driving online sales and engagement.
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$10,000+< $25 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 7 projectsAmeotech Informatics is a full-service web and mobile application development company specializing in Web Application Development and Custom Website Development. Across reviews, 100% of clients commend their timely delivery and project management expertise, with significant praise for their ability to effectively manage resources and personnel, ensuring quality and efficiency.
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$1,000+< $25 / hr50 - 249Delhi, India
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See all 2 projectsTechnoScore is a web development company known for its strong technical skills and flexible, transparent approach. Reviewers consistently praise their agile methodology and friendly environment. Notably, 100% of the feedback highlights their project management style and communication, with no recommendations for improvement mentioned.
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Undisclosed$50 - $99 / hr250 - 999Beograd, Serbia
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See all 15 projectsHolycode is a proficient web development company, specializing in full-stack web development, custom website development, and web application development. They boast a remarkable 100% positive feedback rate, with clients consistently praising their flexibility, professionalism, and robust project management. Approximately 80% of reviewers highlighted their effective communication and project management capabilities, while 90% commended their ability to deliver innovative and high-quality web solutions.
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$10,000+$50 - $99 / hr10 - 49
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See all 25 projectsGOZAWI is a web development company specializing in custom website development and UX/UI design. Highly praised for their project management and communication skills, 100% of reviewers highlight their responsiveness and ability to deliver projects on time and within budget. Clients consistently commend their creative approach and alignment with company values, resulting in strong, ongoing partnerships.
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$1,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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See all 3 projectsForrentech is a versatile technology company offering services in both software development and e-commerce solutions. Their clients consistently praise their professionalism, responsiveness, and technical expertise, with 100% positive feedback. Approximately 90% of reviews highlight their ability to deliver projects on time and adapt to client needs, ensuring seamless collaboration and successful project outcomes.
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$10,000+$50 - $99 / hr2 - 9Warszawa, Poland
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See all 2 projectsKosmosKod is a web development company specializing in creating customized online booking systems. Reviews highlight their exceptional project management, clear communication, and ability to deliver high-quality, feature-rich software. Approximately 100% of the feedback is positive, with a focus on their efficiency and direct communication. The main area for improvement noted is their capacity to handle more projects due to their small team size.
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$5,000+$100 - $149 / hr2 - 9Kharian, Pakistan
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See all 2 projectsNinja Softs (Private) Limited is a web development company specializing in Website Design and Development, CMS Integration, and SEO Optimization. They have received overwhelmingly positive feedback, with 100% of reviewers praising their responsiveness and attention to detail. Clients commend their ability to deliver user-friendly, visually appealing, and effective web solutions that exceed expectations.
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$5,000+$100 - $149 / hr2 - 9Washington, DC
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See all 3 projectsTHOR Design Studio, Inc. is a web development company specializing in custom website development and web design. They have demonstrated exceptional project management skills and personalized service, with 100% positive feedback from reviewers who appreciate their problem-solving capabilities. Clients particularly value their ability to create user-friendly WordPress sites and engaging page designs.
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$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 11 projectsAmilek Consultancy Solution is a versatile company specializing in Web Development, including Front-End and Full-Stack Web Development. They consistently receive high praise for their rapid delivery and technical expertise, with 100% of reviewers highlighting their responsiveness and ability to transform complex requirements into scalable solutions. However, 40% of reviewers noted a need for more comprehensive documentation.
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$5,000+$50 - $99 / hr10 - 49
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See all 3 projects11 Seas Consultants Pvt.Ltd is a software development and design company specializing in creating platforms using low-code and no-code solutions, including Bubble, JavaScript, and Python. The overall feedback is overwhelmingly positive, with 100% of reviewers praising their excellent communication, responsiveness, and ability to deliver high-quality, on-time solutions. Their expertise in handling complex requirements and maintaining collaborative environments is frequently highlighted.
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$1,000+$25 - $49 / hr10 - 49
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See all 11 projectsArham Web Works is a web development company specializing in Custom Website Development and Web Application Development. With a 100% positive feedback rate, clients consistently praise their responsiveness, thorough project management, and technical proficiency. Notably, 80% of reviewers commend their ability to deliver user-friendly and professional websites. Their expertise extends across Front-End and Back-End Development, ensuring comprehensive service delivery.
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$75,000+$50 - $99 / hr50 - 249Rio Branco, Brazil
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See all 6 projectsWhite Prompt is a software development company that specializes in building web and mobile applications, often using technologies such as React, React Native, and Node.js. The reviews highlight their strong communication skills and professionalism, with clients praising their ability to understand and execute complex projects. Approximately 90% of the reviews are positive, with clients frequently commending their project management capabilities and technical expertise. However, there are occasional suggestions for faster resolution of issues and enhancements in UX/UI expertise. Overall, White Prompt is regarded as a reliable partner for software development needs.
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$1,000+< $25 / hr50 - 249Ahmedabad, India
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See all 7 projectsTOPS Infosolutions Pvt. Ltd. is a web development company specializing in full-stack and custom website development. The firm is praised for its exceptional project management and dedication, with 100% of reviewers highlighting their integrity and personal commitment to delivering high-quality results. Clients appreciate their ability to handle complex projects with a user-friendly approach.
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$1,000+$25 - $49 / hr10 - 49Ho Chi Minh, Vietnam
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See all 3 projectsOrthian is a web development company specializing in Website Development, Web Design, and Online Development. With 100% of reviewers praising their technical expertise and consultative approach, clients appreciate their ability to act as a reliable extension of internal teams. While their execution is highly effective, 33% suggest a desire for more strategic input during project discovery phases.
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$10,000+$25 - $49 / hr50 - 249Indore, India
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See all 9 projectsSofmen is a web development company offering comprehensive services including web programming, custom website development, and web application development. Reviews reflect a high satisfaction rate, with clients praising their technical expertise, project management, and ability to meet budget constraints. Approximately 90% of feedback highlights their effective communication and problem-solving skills, though initial project detail communication was noted as an area for improvement.
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$10,000+$100 - $149 / hr10 - 49Calgary, Canada
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See all 7 projectsParadem Consulting is a web development company specializing in custom website development, front-end and back-end development, and web design. Clients consistently praise the firm for its exceptional project management, responsiveness, and collaborative approach, with 100% of reviewers highlighting these aspects. Paradem Consulting’s ability to align with client values and produce high-quality, visually appealing, and functional websites contributes significantly to its positive reception.
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$5,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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See all 5 projectsMettleSol offers services in website development, web design, and overall web programming. However, the feedback from clients suggests a significant lack of professionalism, skills, and project management. The firm is criticized for outsourcing tasks to freelancers, resulting in severe delays and incomplete projects, indicating a pattern of unreliability and ethical concerns.
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$5,000+$50 - $99 / hr50 - 249Kraków, Poland
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See all 18 projectsFrom Poland with Dev is a proficient web development company specializing in custom website development, web design, and full-stack web development. With positive feedback from all clients, they excel in project management, delivering on time and within budget, while demonstrating strong communication skills and adaptability. A significant 90% of reviewers commend their professionalism and ability to exceed expectations.
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$5,000+$25 - $49 / hr10 - 49
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See all 3 projectsCorectIT is a versatile IT services provider specializing in outsourcing and outstaffing, offering expertise in software development and web solutions. The company receives overwhelmingly positive feedback, with approximately 99% of projects continuing long-term. Clients commend their professionalism, strong project management, and seamless communication, with no significant areas for improvement noted across reviews.
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$5,000+< $25 / hr50 - 249Surat, India
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See all 38 projectsTagline Infotech LLP is a versatile web development company specializing in Custom Website Development, Front-End Development, and Back-End Development. The firm has garnered overwhelmingly positive feedback for its high-quality deliverables and responsive communication, with 100% of reviewers highlighting their professionalism and customer-centric approach. Additionally, reviewers commend their timely project delivery and ability to adapt to client needs effectively.
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$1,000+$25 - $49 / hr2 - 9Johannesburg, South Africa
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See all 4 projectsBluShift Consulting is a web development company specializing in Custom Website Development and Web Application Development. With a 100% positive feedback rate, clients praise their timely delivery, technical expertise, and flexibility in adapting to specific project needs. Their proactive project management and high responsiveness to client requests are consistently highlighted in reviews.
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 10 projectsNettyfy Technologies is a web development company specializing in Front-End Development, Back-End Development, and Custom Website Development. Reviews highlight their exceptional communication, timely project delivery, and value for money, with over 90% of feedback being positive. Clients frequently commend their responsiveness and technical expertise, although some suggest minor improvements in code quality.
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$5,000+$100 - $149 / hr10 - 49Austin, TX
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See all 3 projectsCaffeine Interactive Technologies is a web development company specializing in website development, web application development, and front-end and back-end development. Reviews highlight a consistent theme of professionalism, timely delivery, and effective communication, with 100% positive feedback on their ability to meet project requirements. Reviewers commend their project management and transparency, with specific mentions of their adaptability to clients' needs and budget constraints.
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$1,000+$25 - $49 / hr2 - 9Nairobi, Kenya
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See all 18 projectsDesignekta Enterprises is a web development company specializing in custom website development, web design, and full-stack web development services. Their reviews on Clutch.co reflect a highly positive reputation, with 100% of the feedback highlighting impressive project management, excellent customer service, and timely delivery. Clients consistently praise their creativity and responsiveness, noting significant improvements in online presence and business performance.
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$10,000+< $25 / hr50 - 249Udaipur, India
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See all 5 projectsMedRec Technologies specializes in Web Development, particularly for interactive and contemporary web portals. Clients consistently appreciate their innovative thinking, effective project management, and dedicated team, noting that their expertise significantly enhances business competitiveness and user engagement. Overall feedback highlights MedRec Technologies' commitment to delivering user-friendly and well-designed solutions.
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$5,000+$25 - $49 / hr10 - 49Jerusalem, Israel
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See all 3 projectsfatFish is a proficient Web Development company specializing in Custom Website Development and Web Programming. Based on the reviews, 100% of reviewers highlight their effective project management and responsiveness to client needs. They are praised for translating complex designs into functional websites while maintaining flexibility and attentiveness, suggesting a client-centric approach to Full-Stack Web Development.
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$1,000+$50 - $99 / hr10 - 49
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See all 4 projectsDaynt, a web development company specializing in custom website development and full-stack web development, receives consistently positive feedback from clients. With 100% of reviewers praising their professionalism, timely delivery, and effective communication, Daynt is recognized for its ability to design and maintain complex online systems, such as the video consultation platform and prescription management system for Eirdoc.
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$10,000+$25 - $49 / hr10 - 49
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See all 7 projectsCeyentra Technologies is a web development company specializing in Web Design and Online Development, known for exceptional communication and attention to detail. Clients appreciate their professionalism, with 100% of reviewers highlighting their effective communication and technical expertise. The firm is praised for delivering projects swiftly and accommodating client needs, ensuring high satisfaction and repeat engagements.
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$5,000+$50 - $99 / hr10 - 49
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See all 4 projectsFROGRIOT - digital studio is a web development company specializing in custom website development, web design, and web application development. Reviews highlight their professionalism and creativity, with 100% positive feedback about their project management and UX/UI design skills. Clients commend their ability to create detailed, functional designs and their supportive, individualized approach.
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$10,000+$25 - $49 / hr50 - 249Kyiv, Ukraine
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See all 21 projectsThe APP Solutions is a web application development company that excels in providing custom website development and full-stack web development services. With 100% positive feedback, clients commend their superior project management, responsiveness, and ability to deliver high-quality solutions within tight timelines. Customers highlight the team's transparency, clear communication, and flexibility in adapting to changes throughout the development process.
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$10,000+$150 - $199 / hr2 - 9Austin, TX
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See all 5 projectsFrank & Victor Design is a custom website development company known for their expertise in web design and full-stack web development. With 100% positive feedback, clients commend their responsive project management and ability to meet deadlines. Approximately 67% of reviews emphasize their strong cultural fit and alignment with company values, while all reviews highlight their collaborative approach and commitment to client satisfaction.
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$25,000+$25 - $49 / hr250 - 999
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See all 3 projectsOffshore Development Center (ODC) is a web development company specializing in full-stack web development and web application development. The reviews are overwhelmingly positive, with 100% praising their ability to deliver scalable and secure platforms on time. Clients consistently commend their effective collaboration and customized solutions.
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$10,000+$25 - $49 / hr10 - 49
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See all 3 projectsCodein Software is a web development company specializing in custom website development, web programming, and full-stack web development. Reviewers consistently highlight the company's ability to deliver complex projects, such as a cryptocurrency trading platform, on tight deadlines. Clients commend the dedicated team's project management skills and flexibility, with 100% positive feedback on their ability to meet specific project needs efficiently.
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$25,000+$25 - $49 / hr10 - 49Chennai, India
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See all 4 projectsNativewit Technologies is a web development company specializing in custom website development, web application development, and full-stack web development. Based on their reviews, 100% of clients praised their high ratings, communication skills, and adaptability, noting their ability to meet project milestones and effectively collaborate. Clients were impressed by their technical expertise and proactive communication, suggesting potential improvement in earlier delay notifications.
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$10,000+$50 - $99 / hr10 - 49Manchester, England
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See all 14 projectsForesight Mobile is a web development company specializing in app and web application development, offering expertise in custom website development and full-stack web development. Reviews highlight their excellent communication, timely delivery, and client-focused approach, with 100% positive feedback on their ability to deliver projects on time and within budget while aligning with client goals.
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$10,000+$25 - $49 / hr10 - 49Kolkata, India
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See all 18 projectsCodebuddy Pvt. Ltd. is a versatile web development company providing services including full-stack web development, custom website development, and UI/UX design. The company has received overwhelmingly positive feedback, with 100% of reviews highlighting their professionalism, timely delivery, and quality of work. Clients frequently praise their exceptional project management skills and ability to transform concepts into successful platforms.
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$1,000+Undisclosed10 - 49Hoboken, NJ
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See all 11 projectsLiqui-Site is a web development company recognized for its expertise in creating custom website solutions. The reviews indicate a 100% positive feedback rate, highlighting Liqui-Site's ability to intuitively transform client visions into robust, media-rich online platforms. Their effective project management and user-friendly designs are frequently praised, demonstrating their commitment to client satisfaction and technical leadership.
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$50,000+$150 - $199 / hr10 - 49Montréal, Canada
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See all 9 projectsLocomotive is a distinguished web development company known for its expertise in custom website development and full-stack web development. With a 100% positive feedback rate across reviews, clients consistently praise their professionalism, innovative ideas, and effective project management. Locomotive's commitment to delivering tailored solutions has significantly enhanced clients' digital presence, as noted by improved website traffic and user engagement.
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$10,000+$150 - $199 / hr10 - 49Anoka, MN
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See all 1 projectsIceberg Web Design is a web development company specializing in custom website development within the WordPress ecosystem. Reviewers emphasize their exceptional customer service, with 100% of the feedback highlighting this as a key strength. While results include an improved marketing-first website, some reviewers noted issues with mobile design and page loading times.
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$50,000+$100 - $149 / hr50 - 249Prague, Czech Republic
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See all 12 projectsSalsita Software is a full-stack web development company that specializes in web application development and custom solutions. Reviews reveal a consistent theme of exceptional project management and technical expertise, with 100% positive feedback on their dedication and communication. Clients frequently praise their flexibility and innovative problem-solving abilities, with 80% specifically highlighting their contributions to both front-end and back-end development.
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$1,000+$25 - $49 / hr10 - 49Toronto, Canada
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See all 2 projectsCursor is a web development company specializing in WordPress website development and custom website solutions. The reviews indicate a 100% satisfaction rate, highlighting their timely delivery, effective communication, and ability to propose solutions for complex issues. Clients appreciate their alignment with company values and commitment to project requirements.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
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See all 9 projectsInfynno Solutions LLP is a web development company specializing in custom website and web application development, including front-end and back-end services. With a 100% positive feedback rate, the company is praised for their technical expertise, timely delivery, and strong project management skills. Approximately 80% of reviewers highlight their responsiveness and flexibility, making them an ideal partner for diverse digital projects.
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$25,000+$50 - $99 / hr10 - 49Dnipropetrovs'k, Ukraine
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See all 5 projectsSpaceBus is a web development company specializing in both front-end and full-stack web development services. Reviewers consistently highlight the team's strong technical skills, flexibility, and result-oriented approach. With positive feedback regarding their responsiveness and efficiency, 100% of clients acknowledge their technical aptitude and project management abilities.
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List of the Top 15 JavaScript Development Companies
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$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
39.3/40.019.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.3/40.019.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% 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
38.5/40.019.2/20 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+$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 -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.3/40.017.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
Ability to deliver
39.5/40.019.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% 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 - 249Newark, DE
Ability to deliver
39.6/40.019.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.6/40.016.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% 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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37/40.018/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
38.3/40.018.4/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% 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 -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.5/40.018.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.5/40.016.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% 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 -
$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 -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.5/40.015.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+$50 - $99 / hr50 - 249Maribor, Slovenia
Ability to deliver
36.1/40.020/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
40% Web Development100% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$50 - $99 / hr50 - 249Poznań, Poland
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Web Development10% JavaScript50% 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.