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 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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UndisclosedUndisclosed2 - 9Yerevan, Armenia
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Launched in 2012, Dunice LLC is a small web design company. Their services include Web Design and UX/UI Design.
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UndisclosedUndisclosed2 - 9Houston, TX
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Mec Designs, a branding company, is headquartered in Houston, Texas. Their services include Branding and Search Engine Optimization.
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$1,000+$100 - $149 / hr10 - 49Nashville, TN
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See all 12 projectsSocial Link is a comprehensive web development and marketing company specializing in creating and managing online platforms to enhance client engagement and lead generation. With 100% positive feedback from customers, they are praised for their expertise, communication skills, and ability to deliver projects on time. Their services include custom website development, social media management, and content creation, ensuring an impactful online presence for their clients.
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$5,000+$50 - $99 / hr10 - 49Mississauga, Canada
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See all 18 projectsWeb4You Inc is a web development company that specializes in Website Development, Web Application Development, and Custom Website Development. With a consistent track record of meeting deadlines, maintaining clear communication, and delivering high-quality results, the company has received overwhelmingly positive feedback from its clients. Approximately 90% of reviewers highlight Web4You's technical expertise and collaborative approach, while 70% emphasize their excellent problem-solving skills and flexibility.
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$1,000+$25 - $49 / hr10 - 49
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See all 11 projectsTentackles is a UI/UX design agency specializing in Website Development and Web Application Development, offering services like Full-Stack Web Development and Custom Website Development. With a 100% positive feedback rate from clients, reviewers consistently praise their professionalism, adaptability, and excellent communication skills, making Tentackles a reliable partner for complex web development projects.
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$5,000+$50 - $99 / hr10 - 49Marysville, WA
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See all 6 projectsHybrid Mediaworks is a web development company specializing in web app design and development. The feedback highlights their effective communication, timely delivery, and adherence to budget, with 100% of reviewers noting the positive impact of their services and strategy. Their expertise in using Figma and AWS is also valued by clients, such as the CEO of Stickety Cricket LLC.
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$25,000+$50 - $99 / hr10 - 49Cluj-Napoca, Romania
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See all 5 projectsOAK3 is a web development company specializing in Magento platform solutions. They are praised for their expertise, responsive communication, and ability to deliver high-quality projects swiftly. Approximately 75% of reviews highlight their strength in problem-solving and project management. While most clients express satisfaction, 25% noted challenges with Magento 2 migrations, suggesting room for improvement in this area. Overall, OAK3 is commended for their dedication and commitment to client success.
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$25,000+$25 - $49 / hr10 - 49Bengaluru, India
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See all 2 projectsPhone X App Solutions provides comprehensive Web Development services, including Web Design, robust search functionalities, SEO, and social media integration. Reviews highlight their reliable project management, timely delivery, and exceptional customer service. Clients particularly appreciate their innovative approach and strong communication.
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$10,000+$100 - $149 / hr10 - 49Portland, OR
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Harlo Agency is a small branding agency. Established in 2004, the team provides Branding and Marketing Strategy.
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$5,000+$100 - $149 / hr10 - 49Des Moines, IA
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Flying hippo is an Advertising company. They offer Advertising and Branding and were established in 2003. The firm is located in Des Moines, Iowa.
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$25,000+$25 - $49 / hr10 - 49San Clemente, CA
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Adapt360, a software development company, offers Custom Software Development and Web Development. The company is in San Clemente, California.
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UndisclosedUndisclosed10 - 49Shenzhen Shi, China
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Somos Digital is a software development firm. Located in Shenzhen Shi, China, the firm was launched in 2016. Their services include Custom Software Development and Web Design.
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UndisclosedUndisclosed10 - 49Torino, Italy
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Karma Communication is a small web design company. Launched in 2007, the team focuses on Web Design and Advertising.
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UndisclosedUndisclosed10 - 49Cluj-Napoca, Romania
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Located in Cluj-Napoca, Romania, Libero Media is an Advertising company. They specialize in Advertising and Email Marketing.
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UndisclosedUndisclosed10 - 49Tijuana, Mexico
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SoftKitect, a software development firm, was established in 2015. They specializes in Custom Software Development and Mobile App Development.
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UndisclosedUndisclosed10 - 49Rosario, Argentina
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Custom software development company Fantommers is located in Rosario, Argentina. Their services include Custom Software Development and IT strategy consulting.
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UndisclosedUndisclosed10 - 49Wayville, Australia
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Alltraders, a software development company, was established in 2006. They focuses on Custom Software Development and Graphic Design.
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UndisclosedUndisclosed10 - 49Alexandria, VA
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SimonComputing, Inc. Is a software development company. Located in Alexandria, Virginia, the team offers Custom Software Development and Cybersecurity.
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UndisclosedUndisclosed10 - 49Louisville, KY
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QtheAgency is a small Advertising company. Founded in 1994, the team provides Advertising and Branding.
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UndisclosedUndisclosed10 - 49San Mateo, CA
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Established in 2010, Hi Dev is a software development company. The team specializes in Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49
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RVA Fintech Solutions is a software development company in Kyiv, Ukraine. They focus on Custom Software Development and Blockchain.
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UndisclosedUndisclosed10 - 49Ternopil, Ukraine
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Future Processing Ukraine is an user experience agency established in 2017. The team offers UX/UI Design and BI & big data consulting & SI.
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UndisclosedUndisclosed10 - 49Fort Myers, FL
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Digital Marketing Concepts is a small social media marketing firm. They specialize in Social Media Marketing and Content Marketing and were established in 2015.
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UndisclosedUndisclosed10 - 49Toronto, Canada
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Creative Faze Inc is a web design company located in Toronto, Canada. The team provides Web Design and Graphic Design.
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UndisclosedUndisclosed10 - 49Surat, India
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EFSOULS is a small web design agency. They provide Web Design and Custom Software Development and were launched in 2012.
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UndisclosedUndisclosed10 - 49Tucson, AZ
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Founded in 1996, Ephibian, Inc. Is an UX agency. The company specializes in UX/UI Design and IT managed services, and is small.
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UndisclosedUndisclosed10 - 49San Francisco, CA
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729 Solutions is a branding company. Based in San Francisco, California, the firm was established in 2003. Their services include Branding and IT managed services.
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$5,000+< $25 / hr50 - 249
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See all 30 projectsAuxesis Infotech Pvt. Ltd. is a distinguished company specializing in web design, custom website development, and full-stack web development services. The feedback from clients is predominantly positive, with approximately 90% appreciating their professionalism, project management, and adherence to standards. Several reviewers commend their expertise in WordPress, Drupal, and eCommerce development, although one client reported communication issues in a complex eCommerce project.
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$1,000+$25 - $49 / hr50 - 249Knoxville, TN
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In Knoxville, Tennessee and Kyiv, Ukraine, Outsoft is a software development firm. The team focuses on Custom Software Development and AR/VR development.
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UndisclosedUndisclosedFreelancerCharlottetown, Canada
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In Charlottetown, Canada, CodeYoddha IT Consulting is a small software development company. Their services include Custom Software Development and Artificial Intelligence.
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UndisclosedUndisclosedFreelancerStillwater, MN
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PXL Technologies LLC, a SEO company, was established in 2009. They offers Search Engine Optimization and Web Design.
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UndisclosedUndisclosedFreelancer
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UX design agency Turnwall Design was established in 2007. The firm provides UX/UI Design and Graphic Design.
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UndisclosedUndisclosedFreelancer
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Luca Moreno is a website development company. They are located in Rome, Italy and have small team. Their services include Web Development and Graphic Design.
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UndisclosedUndisclosedFreelancer
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WebDesignerPlano is a web design agency. Their small team is headquartered in Allen, Texas. Their services include Web Design and Web Development.
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UndisclosedUndisclosedFreelancerIași, Romania
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Web Design IASI is an e-commerce development firm. The small Iași, Romania-based team provides E-Commerce Development and Search Engine Optimization. The firm was founded in 2011.
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UndisclosedUndisclosedFreelancerPort Chester, NY
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Codeaustic is a small Port Chester, New York-based web design company. The team specializes in Web Design and Web Development.
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UndisclosedUndisclosedFreelancer
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In Mijas, Spain, Bas Buur Development is a small CRM consulting and SI company. Their services include CRM consulting and SI and Web Development.
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UndisclosedUndisclosed50 - 249Dublin, OH
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Techno Facts Solutions Pvt Ltd is a software development firm based in Dublin, Ohio and Hyderabad, India. They focus on Custom Software Development and Staffing.
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UndisclosedUndisclosed50 - 249Newton, MA
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Logic Way Inc. Is a custom software development firm. Founded in 2004, the team offers Custom Software Development and UX/UI Design. The firm is headquartered in Newton, Massachusetts.
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UndisclosedUndisclosed50 - 249Newton, MA
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REDLINE IT, INC. Is an app development company. Based in Newton, Massachusetts, the company focuses on Mobile App Development and E-Commerce Development.
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UndisclosedUndisclosedFreelancerPhoenix, AZ
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Established in 2016, DevOps Global Solutions, LLC is a small DevOps Managed Services company. Their team focuses on DevOps Managed Services and Digital Strategy.
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UndisclosedUndisclosedFreelancerPhoenix, AZ
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ZoneRise is a cloud consulting & SI company. The team is located in Phoenix, Arizona, and their services include cloud consulting & SI and Web Development.
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UndisclosedUndisclosedFreelancerCity of London, England
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Amato Capital Limited is a custom software development firm based in City of London, England. They offer Custom Software Development and Web Development.
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UndisclosedUndisclosed50 - 249Rochester, NY
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Data Brilliance Software is a social media marketing agency. The firm is headquartered in Rochester, New York. Their services include Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosedFreelancer
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Daniel Sarkwa is a web design company headquartered in Turku, Finland. Their services include Web Design and UX/UI Design.
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UndisclosedUndisclosedFreelancerTrani, Italy
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Small user experience design agency Gianluca Rinaldi, is located in Trani, Italy. Their services include UX/UI Design and Web Design.
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UndisclosedUndisclosedFreelancerLondon, England
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TangerineSEO is a SEO services firm. Their small team of employees is located in London, England. Their team focuses on Search Engine Optimization and Content Marketing.
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$5,000+$50 - $99 / hr50 - 249London, England
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See all 1 projectsAeliusventures offers Web Development, Web Design, and Online Development services, focusing on enhancing website functionality, aesthetics, and user experience. Feedback highlights their exceptional project management, timely delivery, technical expertise, and creative approach, leading to significant improvements in performance, user engagement, and customer satisfaction. Clients commend their responsiveness, attention to detail, and alignment with company values.
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UndisclosedUndisclosed2 - 9Salmiya, Kuwait
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DATA (Dar Al Tasmeem Advertising and Publicity Co.) is a Hawally, Kuwait-based Content Marketing company. They specialize in Content Marketing and Search Engine Optimization.
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$10,000+$50 - $99 / hr10 - 49New Barnet, England
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See all 3 projectsWorkSpin Ltd. is a web development company specializing in Website Development and Web Design. With a 100% positive feedback rate, clients praise their alignment with company values, artistic vision, and ease of collaboration. While they deliver high-quality projects, minor improvements in pre-launch testing could enhance their service delivery.
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Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
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We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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List of the Top 15 JavaScript Development Companies
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$25,000+$50 - $99 / hr50 - 249Kraków, Poland
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39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
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39/40.019.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
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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
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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
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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
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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
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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
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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
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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
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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
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36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
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36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$1,000+< $25 / hr250 - 999Boston, MA
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% 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
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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
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36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
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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 -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
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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
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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
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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
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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
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36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$25,000+$100 - $149 / hr50 - 249Cypress, 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.