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+$50 - $99 / hr10 - 49Strumica, North Macedonia
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See all 19 projectsSmartClick - Web and SEO Agency is a reputable firm specializing in Web Development, SEO, and Web Design services. The company garners overwhelmingly positive reviews, with approximately 100% of clients praising their project management skills, responsiveness, and technical expertise. A significant 80% of reviewers highlight their ability to deliver high-quality, reliable web applications and enhanced online presence through strategic SEO efforts, demonstrating their proficiency in Full-Stack Web Development and Custom Website Development.
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$25,000+$25 - $49 / hr50 - 249Kyiv, Ukraine
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See all 40 projectsUptech is a comprehensive web development company offering services in custom web, mobile app development, and UI/UX design. Reviews indicate a varied experience among clients, with approximately 70% conveying positive feedback, highlighting attributes such as reliability, communication, and expertise in technologies like TypeScript and React. However, about 30% of feedback points to challenges in transparency and project management, suggesting room for improvement in certain engagements.
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$10,000+$25 - $49 / hr10 - 49دبي, United Arab Emirates
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See all 19 projectsWebSailors.pro is a prominent web development company specializing in full-stack web development, custom website development, and web application development. Clients frequently commend their adaptability, professionalism, and effective project management, which is evident in 100% positive feedback across reviews. Notably, 83% of reviewers highlight their technical expertise and seamless integration of complex functionalities. The firm demonstrates exceptional flexibility, ensuring timely delivery and high-quality outcomes.
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$5,000+$50 - $99 / hr2 - 9Kyiv, Ukraine
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See all 15 projectsDepo Studio is a web development company specializing in custom website development and web design, delivering meticulous front-end and back-end solutions. The reviews reveal a consistent theme of exceeding client expectations, with 100% positive feedback highlighting their exceptional project management, innovative design approach, and ability to deliver projects on time. Clients commend their expertise in full-stack web development and web application development, reflecting a strong culture of professionalism and creativity.
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$5,000+$50 - $99 / hr2 - 9Burbank, CA
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See all 9 projectsDesignPax is a versatile web development and design company offering services in website and landing page development, digital marketing, and brand consultancy. Their reviews reflect a high level of customer satisfaction, with 100% of clients noting timely delivery and responsiveness. Clients frequently commend DesignPax's ability to understand their vision and goals, mentioning their strong project management skills and effective communication.
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$25,000+$25 - $49 / hr250 - 999
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See all 32 projectsMaruti Techlabs is a versatile web development company specializing in full-stack web development, custom software solutions, and chatbot creation. Reviewers consistently praise their project management skills and technical expertise, with approximately 100% of feedback highlighting their professional approach and timely delivery. Their ability to provide quality talent and maintain strong communication makes them a preferred partner across various industries.
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$50,000+$50 - $99 / hr50 - 249Cluj-Napoca, Romania
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See all 6 projectsCrafting Software Innovation is a full-stack web development company praised for its expertise in both front-end and back-end development. They receive overwhelmingly positive feedback, with over 90% of reviewers highlighting their outstanding project management skills and commitment to understanding client vision. Reviewers frequently commend their ability to deliver accurate solutions promptly and adapt to evolving project needs.
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$25,000+$150 - $199 / hr50 - 249Boston, MA
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See all 8 projectsThird and Grove is a web development company specializing in custom website development, front-end and back-end development, and web application development. They receive overwhelmingly positive feedback, with clients praising their expertise, responsiveness, and project management capabilities. Approximately 90% of reviews highlight their effective communication and ability to meet deadlines, making them a trusted partner for complex web projects.
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$50,000+$25 - $49 / hr50 - 249Lisboa, Portugal
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See all 87 projectsProCoders is a proficient web development company specializing in full-stack web development and custom website development. With an impressive track record, 100% of reviews highlight their timely delivery and excellent project management. Clients commend their efficiency, responsiveness, and technical competence, making them an ideal partner for web programming and online development projects.
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$10,000+$50 - $99 / hr10 - 49Cape Town, South Africa
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See all 7 projectsLiorra Tech is a proficient web development company specializing in full-stack web development and custom website development. With a team of 2-5 employees, they deliver exceptional service, adhering to timelines and maintaining responsive communication, as highlighted by 100% positive feedback from clients. A majority of reviewers, approximately 66%, commend their speed in project execution.
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Undisclosed$150 - $199 / hr10 - 49Durham, NC
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See all 3 projectsCaktus Group is a web development company specializing in custom web application development, particularly using Django and Python. The overall feedback from their clients is overwhelmingly positive, with 100% of reviewers noting their flexibility, expertise, and ability to deliver projects on or ahead of schedule. Clients also appreciate Caktus Group's seamless integration into their teams and their proactive approach to process improvements.
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$5,000+$50 - $99 / hr10 - 49Wrocław, Poland
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See all 15 projectsWebnomads is a full-service web development company specializing in Web Programming, Custom Website Development, and Full-Stack Web Development. With 100% positive feedback, clients consistently praise their responsiveness, attention to detail, and ability to integrate complex solutions beyond typical web development tasks. Approximately 90% of reviews highlight their seamless project management and collaborative nature, emphasizing their role as an extension of client teams rather than a separate agency.
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$25,000+$50 - $99 / hr250 - 999San Francisco, CA
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See all 26 projectsRobosoft Technologies Inc. is a versatile software development company excelling in Web Development, including custom website and web application development. Reviewers consistently praise their technical talent and effective project management, with 100% positive feedback highlighting their commitment to quality and client satisfaction. Their adaptability and user-focused approach are underscored by maintaining high ratings of 4.2 stars or above.
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$10,000+$50 - $99 / hr50 - 249Kolkata, India
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See all 7 projectsLogic Square Technologies is a web development company specializing in backend, frontend, and full-stack web development services. With a high level of technical expertise, they consistently deliver satisfactory results, as noted by all reviewers. Approximately 100% of clients commend their flexibility, effective communication, and proactive approach, while improvements in scheduling and tracking tools were suggested.
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$10,000+$50 - $99 / hr10 - 49Kraków, Poland
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See all 30 projectsUIG Studio is a versatile web development company specializing in custom website development, web application development, and both front-end and back-end development. The reviews consistently highlight their effective project management, rapid communication, and high-quality deliverables. Approximately 90% of the reviews emphasize their professionalism and problem-solving abilities, while around 80% of clients appreciate their design-led approach and innovative solutions.
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$5,000+$50 - $99 / hr10 - 49Podgorica, Montenegro
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See all 30 projectsCodepixel is a web development company specializing in custom website development and full-stack web development, including web application development and web design. Across multiple reviews, they are praised for their technical expertise, timely delivery, and agile project management, with a 100% positive feedback rate on communication and adaptability. Clients commend their professionalism and ability to deliver technically robust and scalable solutions that meet business goals.
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$25,000+$50 - $99 / hr10 - 49Nova Vodolaha, Ukraine
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See all 26 projects7Devs is a web development company specializing in full-stack web development, including frontend and backend development, web design, and web application development. Across multiple reviews, clients consistently praise their project management, technical expertise, and ability to deliver high-quality, scalable, and responsive solutions. Approximately 86% of the reviews highlight their effective communication and professionalism, with only minor areas for improvement noted, such as resource availability.
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$10,000+$150 - $199 / hr10 - 49Ellicott City, MD
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See all 39 projectsUnleashed Technologies is a full-stack web development company specializing in custom website development and web application development. Across their reviews, they are commended for their technical expertise, flexibility, and strong project management skills. Approximately 90% of reviewers highlight their effective communication and ability to tailor solutions to client needs, while around 80% emphasize their proficiency in Drupal and WordPress platforms.
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$10,000+$50 - $99 / hr10 - 49Futog, Serbia
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See all 9 projectsGinger IT Solutions is a comprehensive web development company specializing in full-stack web development, web design, and web programming, with a robust focus on custom website development and online development. They boast a high level of client satisfaction, with over 85% of reviews highlighting their expertise in delivering modern, scalable solutions and effective communication. Their commitment to understanding client needs and maintaining strategic partnerships is highly praised across reviews.
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$10,000+$50 - $99 / hr10 - 49Neuhausen am Rheinfall, Switzerland
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See all 8 projectsLinum Labs is a Full-Stack Web Development company specializing in Web Application Development, Front-End Development, and Back-End Development. The reviews highlight their excellent communication, timely delivery, and high-quality work, with 100% of the feedback being positive, emphasizing their expertise in Web3, Mobile, and overall web programming solutions. Reviewers consistently recommend Linum Labs for their professional service and alignment with client values.
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$25,000+Undisclosed50 - 249Zürich, Switzerland
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See all 7 projectsB-works is a web development company specializing in custom website development, web application development, and full-stack web development. Across their reviews, 100% of clients praised their effective communication, project management, and solution-oriented approach. Notably, clients experienced significant outcomes, such as a 50% increase in direct bookings post-launch and scalable, functional web solutions.
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$5,000+$25 - $49 / hr10 - 49
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See all 20 projectsblackthorn.ai, an AI-focused development company, consistently delivers high-quality web application development and backend solutions, with a 100% satisfaction rate across reviews. Clients praise their expertise in AI and cloud infrastructure, noting their ability to innovate and improve project scalability. Transparency, timely delivery, and proactive communication are frequently highlighted as key strengths.
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$10,000+$50 - $99 / hr50 - 249Sarajevo, Bosnia and Herzegovina
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See all 11 projectsMinistry of Programming is a web development company specializing in Web Application Development and Full-Stack Web Development. Reviews highlight their exceptional project management, strategic partnership approach, and commitment to startups, with 100% positive feedback emphasizing their reliability, proactive communication, and cultural alignment. They have successfully delivered scalable platforms, demonstrating strong technical expertise and a collaborative ethos.
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$5,000+< $25 / hr1,000 - 9,999
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See all 36 projectsCISIN, a web development company, excels in providing a wide array of services including custom website development and web application development. The feedback from clients is largely positive, with 90% highlighting their professionalism, reliability, and cost-effectiveness. A notable strength is their project management skills, praised in 80% of reviews, ensuring timely communication and delivery. However, occasional communication issues have been reported by a minority, underscoring the need for clarity in post-project support agreements.
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$10,000+$25 - $49 / hr10 - 49București, Romania
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See all 13 projectsgenuineq is a web development company specializing in custom website development and application solutions. Their reviews reveal a consistent theme of high-quality deliverables and professional project management, with 100% of clients highlighting their effective communication and adaptability. Moreover, 80% of reviewers noted their impressive ability to understand and fulfill project requirements efficiently. Clients universally recommend genuineq for their excellent service and thoughtful approach.
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$1,000+$25 - $49 / hr250 - 999Delhi, India
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See all 16 projectsNethues Technologies Pvt. Ltd. is a versatile web development company specializing in services such as custom website development, full-stack web development, and web application development. Overall, the feedback is overwhelmingly positive, with nearly all reviewers praising their professional service, efficient communication, and technical proficiency. Approximately 80% of the reviews highlight their reliability and ability to handle complex technical challenges.
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$75,000+$150 - $199 / hr50 - 249Somerville, MA
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See all 1 projectsOHO Interactive is a digital agency specializing in website design and development, particularly using Drupal platforms. Their reviews highlight their dedication, high-quality coding, and effective project management. They have received predominantly positive feedback, with clients appreciating their insightful guidance and long-term partnership, although their smaller team size may limit the speed of larger projects.
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$10,000+$50 - $99 / hr10 - 49Iași, Romania
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See all 18 projectsDigitalya OPS is a versatile Web Development company specializing in Web Application Development, offering services like Front-End and Back-End Development, Web Design, and Full-Stack Web Development. Reviews indicate a high level of customer satisfaction, with 100% of reviewers praising their professionalism, timely delivery, and effective project management. Clients value their user-centric approach and reliable partnership, making them a strong choice for custom website development needs.
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$10,000+$100 - $149 / hr50 - 249
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See all 28 projectsQClay is a versatile web development company excelling in custom website development, front-end development, and web application development. With a 100% positive feedback rate, clients consistently praise their exceptional creativity, fast project delivery, and impressive UX design. Notably, 70% of reviewers mention their outstanding project management and responsiveness, reflecting QClay's commitment to client satisfaction and collaborative engagement.
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$50,000+$25 - $49 / hr250 - 999Ho Chi Minh City, Vietnam
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See all 4 projectsOrient Software Development Corp. is a full-stack web development company renowned for creating scalable online platforms tailored to unique business needs. Their work on a custom web application for CROSSWIM was marked by meticulous execution, efficient project management, and responsive communication, achieving a 100% success rate in user engagement and operational goals. A notable 90% of reviews highlight their adaptability and commitment to client satisfaction.
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$25,000+$50 - $99 / hr10 - 49Martínez, Argentina
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See all 7 projectsABstract Solutions is a web development company specializing in front-end development using React, as evidenced by their work on landing pages for technology startups. Their reviews highlight a 100% success rate in meeting deadlines and praise their exceptional project management and flexibility, although some clients suggest involving customers more in daily project updates.
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$25,000+$50 - $99 / hr250 - 999Pleasanton, CA
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See all 34 projectsAltoros is a versatile web development company specializing in full-stack web development, offering services such as web application development and front-end development. The company is praised for its technical skills, flexibility, and collaborative approach, with over 90% of reviews highlighting their commitment to partnership and problem-solving capabilities. Clients appreciate their ability to integrate seamlessly with internal teams, although time zone differences can pose minor challenges.
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$75,000+$50 - $99 / hr50 - 249L'viv, Ukraine
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See all 46 projectsRalabs is a distinguished full-stack web development company specializing in custom website and web application development, catering to various sectors such as media, wellness, and financial technology. With a 100% positive feedback rate, clients consistently commend their professionalism, attention to detail, and effective project management. Approximately 90% of reviews highlight their ability to deliver projects on time and their commitment to aligning with client business goals.
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$25,000+$100 - $149 / hr10 - 49Theale, England
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See all 10 projectsRouge Media is a versatile web development company specializing in Website Development, Custom Website Development, and Full-Stack Web Development services. The company has received overwhelmingly positive feedback, with clients praising its professionalism, high-quality standards, punctuality, and proactive approach. Approximately 83% of reviewers noted Rouge Media's effective project management, while around 67% highlighted their ability to provide innovative solutions. Although there were minor communication issues, clients appreciated Rouge Media's dedication to understanding and fulfilling their project needs.
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$100,000+$150 - $199 / hr10 - 49Montreal, Canada
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See all 12 projectsSymetris is a web development company specializing in solutions using the Drupal platform, offering services in custom website development, full-stack web development, and web application development. They are praised for their responsiveness and project management skills, with approximately 80% of reviews highlighting their effective communication and flexibility. While they excel in meeting timelines and providing quality deliverables, some clients noted room for improvement in proactive communication regarding project changes.
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$1,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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See all 9 projectsTCO TEAM is a web development company specializing in custom website development, web design, and full-stack web development. Reviews indicate 100% positive feedback, highlighting their professionalism, responsiveness, and ability to deliver projects that meet client needs. Clients appreciate their dedication to ensuring satisfaction and their capability in handling both front-end and back-end development effectively.
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$5,000+$50 - $99 / hr10 - 49Melbourne, Australia
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See all 62 projectsEnterprise Monkey is a versatile web development company specializing in custom website development, web application development, and integrated services. With a 100% positive feedback rate from clients, they are praised for their innovative solutions, transparency, and ability to meet project deadlines. They consistently deliver enhanced user experiences, as evidenced by significant increases in client engagement, sales, and overall satisfaction.
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$1,000+< $25 / hr250 - 999Ballinamore, Ireland
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See all 53 projectsQuantum IT Innovation is a web development company specializing in custom website development, web programming, and enhancing online presence through SEO services. With 100% positive feedback, clients commend their customer-centric approach, communication, and ability to deliver responsive websites that meet client expectations and improve lead generation. Their pricing and detailed project reports are frequently noted as impressive by 50% of reviewers.
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$5,000+$50 - $99 / hr10 - 49Faridabad, India
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See all 13 projectsVOCSO Technologies Pvt Ltd is a web development company offering a comprehensive range of services, including Custom Website Development, SEO, and Web Design. Client reviews highlight their professionalism, timely delivery, and ability to provide impressive solutions, with 80% noting enhanced web presence and increased traffic. Some suggest potential for improved flexibility in accommodating client needs.
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$50,000+$150 - $199 / hr10 - 49Ramat Gan, Israel
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See all 19 projects500Tech — Out of Business was a web development company that specialized in front-end and full-stack web development using technologies like React, AngularJS, and Node.js. Across reviews, 500Tech is praised for its professionalism, technical expertise, and ability to meet deadlines, with 100% of clients highlighting these qualities. Despite being considered expensive, clients valued their high-quality work and adaptability to project changes.
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$10,000+$100 - $149 / hr10 - 49Berlin, Germany
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See all 7 projectseobiont is a versatile agency specializing in custom website development and digital marketing strategies. They have received overwhelmingly positive feedback, with 100% of reviews highlighting their creativity and professionalism. Clients appreciate their personalized service and commitment to deadlines, though some suggest clearer communication on technical timelines.
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$5,000+$100 - $149 / hr10 - 49Frederiksberg, Denmark
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See all 4 projectsKvalifik is a web development company specializing in custom website development and online platforms. Their reviews demonstrate a 100% positive feedback rate, highlighting their excellent project management, timely delivery, and ability to understand and align with client needs. Clients commend Kvalifik's innovative problem-solving and high-quality work, with 75% noting their strong culture fit and value alignment.
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UndisclosedUndisclosed250 - 999Fort Wayne, IN
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See all 42 projectsCODECLOUDS is a web development company highly regarded for its expertise in custom website development, web application development, and full-stack web development. Reviews indicate 89% positive feedback, highlighting their exceptional project management, communication skills, and ability to deliver timely, high-quality results. Clients appreciate their responsiveness and technical proficiency, though one review noted a significant project failure.
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$1,000+< $25 / hr10 - 49Kolkata, India
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See all 33 projectsDesigns.codes is a full-service web development company specializing in custom website development, web design, and web application development. Their reviews on Clutch highlight their professionalism, technical expertise, and effective communication, with 100% of reviewers expressing satisfaction. Clients praise their ability to deliver complex projects, such as e-commerce solutions and SEO-optimized platforms, on time and within budget.
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$10,000+$50 - $99 / hr50 - 249Poznań, Poland
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See all 14 projectsBitnoise is a web development company specializing in custom website development, web application development, and full-stack web development. Reviews indicate a high satisfaction rate, with over 90% of clients praising their effective communication, flexibility, and technical expertise. A notable theme is their ability to seamlessly integrate into clients’ teams, delivering reliable and innovative solutions.
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$10,000+$25 - $49 / hr10 - 49
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See all 14 projectsCubeX LLC is a versatile web development company specializing in Custom Website Development, Full-Stack Web Development, and Web Application Development. With over 90% positive feedback, clients commend their rapid response times, proficiency in front-end and back-end development, and seamless adaptability to project management styles. The most notable aspect is their commitment to delivering high-quality, innovative solutions within strict deadlines.
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$10,000+$100 - $149 / hr10 - 49San Francisco, CA
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See all 27 projectsPLATFORM is a full-stack web development company specializing in custom website and web application development. The reviews highlight impressive design skills, effective communication, and strong project management, with approximately 100% positive feedback regarding their ability to create modern and user-friendly websites. Reviewers frequently commend the team's creativity, responsiveness, and ability to adapt to client needs, although some mention challenges with budget flexibility.
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$25,000+$25 - $49 / hr250 - 999Claymont, DE
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See all 10 projectsBinmile is a web development company known for its expertise in Website Development and Web Application Development. Clients consistently praise their timely delivery and responsiveness, with 100% of reviews highlighting their professional project management and commitment to deliverables. Notably, no areas for improvement were suggested, indicating high client satisfaction.
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$1,000+$25 - $49 / hr10 - 49Boston, MA
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See all 55 projectsSeahawk Media is a web development company known for its custom website design and development services. Their high ratings reflect positive client feedback, with 100% of reviewers noting their responsiveness, professionalism, and ability to deliver projects on time. Seahawk Media consistently impresses clients with their commitment to customer satisfaction and their proficiency in developing user-friendly and engaging websites.
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$25,000+$25 - $49 / hr50 - 249South Jordan, UT
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See all 92 projectsMotomtech is a full-stack web development company specializing in custom website development, web application development, and backend integration. The company is highly rated for its responsive communication and timely project delivery, with 100% of reviews highlighting their ability to meet deadlines and adapt to client needs. Clients appreciate their proactive approach, with over 70% mentioning the team's ability to suggest improvements and tailor solutions effectively.
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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.