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 87 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.
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$250,000+Undisclosed50 - 249Lakewood, CO
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Briebug, an Enterprise App Modernization company, was launched in 2009. The team specializes in Enterprise App Modernization and Custom Software Development and is based in Lakewood, Colorado.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Betasource.tech is a small IT staff augmentation company launched in 2018. Their team provides IT staff augmentation and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Pereira, Colombia
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See all 1 projectsPanthera is a tech innovation hub that creates customized digital and marketing solutions to help businesses grow and optimize their processes. We specialize in software development, e-commerce, web
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$1,000+< $25 / hr10 - 49Gurugram, India
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See all 1 projectsDigital Hive is a Web Technology firm specializing in the design and development of digital products like CRMs, custom web applications, and websites. Our latest launch, SalesHive CRM, is a
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$10,000+$100 - $149 / hr2 - 9Stevenage, England
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Website development company Climbing Turn Ltd was founded in 2009. The small team focuses on Web Development and Web Design.
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$10,000+$100 - $149 / hr10 - 49
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Bons is a small web design agency based in Halstenbek, Germany. Their services include Web Design and UX/UI Design.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Located in Ahmedabad, India, Success Infotech is a web development company. They provide Web Development and E-Commerce Development.
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$10,000+$25 - $49 / hr1,000 - 9,999Kyiv, Ukraine
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Launched in 2019, IOT WEB LAB, LLC is an application development company. The team specializes in Mobile App Development and Web Development and is in Kyiv, Ukraine and Dnipropetrovs'k, Ukraine.
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$1,000+< $25 / hr50 - 249
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Infinite MLM Software is a midsize website development company. Founded in 2009, the team focuses on Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49Cleveland, OH
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Small social media marketing company Shift Refresh, is headquartered in Cleveland, Ohio. Their services include Social Media Marketing and Search Engine Optimization.
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$1,000+Undisclosed2 - 9Rio de Janeiro, Brazil
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Web design company Pura Comunicação is headquartered in Rio de Janeiro, Brazil. They focus on Web Design and Web Development.
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$10,000+$50 - $99 / hr10 - 49Weston, FL
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Established in 2006, TakeFortyTwo is an e-commerce development company. The company provides E-Commerce Development and Email Marketing.
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$1,000+$25 - $49 / hr250 - 999
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See all 2 projectsKoding Web offers e-commerce website development and mobile application development services. Their reviews highlight a professional and timely approach, increased website traffic, and effective communication throughout project stages. Clients consistently praise their professionalism, understanding of requirements, and positive project outcomes, with no significant areas for improvement noted.
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$1,000+< $25 / hr2 - 9Mumbai, India
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OrderStack is a software development company. The team offers Custom Software Development and Web Development, and the firm is based in Mumbai, India.
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$1,000+< $25 / hr10 - 49Kyiv, Ukraine
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Website development firm Express-Wordpress was founded in 2020. The team offers Web Development and Social Media Marketing and is in Kyiv, Ukraine.
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Undisclosed$25 - $49 / hr10 - 49
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See all 1 projectsDat-studio is a web development company specializing in website development, web design, and application development. With 100% positive feedback, clients commend their creative flair, technical expertise, and user-centered design approach. Reviewers frequently highlight their effective project management, timely delivery, and responsive communication. However, some suggest enhancements in communication and testing phases.
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$10,000+$25 - $49 / hr50 - 249Raipur, India
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Geeks Invention LLC is a midsize New York, New York-based custom software development firm. Their services include Custom Software Development and Artificial Intelligence.
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$5,000+$25 - $49 / hr50 - 249Davie, FL
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Alt Digital Technologies, a Microservices Architecture Services company, was launched in 2015. The agency focuses on Microservices Architecture Services and IT managed services.
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$50,000+$25 - $49 / hr50 - 249Kaunas, Lithuania
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Headquartered in Delft, Netherlands and Kaunas, Lithuania, Present Connection is a website development firm. They offer Web Development and Custom Software Development and were established in 2012.
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$5,000+$25 - $49 / hr50 - 249Sofia, Bulgaria
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CodeValue Bulgaria is an IT staff augmentation company. The midsize Sofia, Bulgaria-based team offers IT staff augmentation and Custom Software Development. The firm was founded in 2014.
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$1,000+$25 - $49 / hr10 - 49Dnipro, Ukraine
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See all 1 projectsRoom15 specializes in Website Development, offering services such as web design, web programming, and systems integration. Their reviews highlight a strong commitment to quality and innovative solutions, with particular emphasis on meeting client needs within budget constraints. Clients praise their effective project management, timely delivery, and exceptional communication skills.
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$1,000+$50 - $99 / hr10 - 49Bengaluru, India
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Founded in 2014, Visibla Solutions, a small website development company, is headquartered in Bengaluru, India. Their team provides Web Development and Mobile App Development.
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$10,000+< $25 / hr50 - 249Tirana, Albania
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Solverix is a software development company. Based in Tirana, Albania and Shkodër, Albania, their midsize team offers Custom Software Development and Web Development. The agency was launched in
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$1,000+$50 - $99 / hr2 - 9Los Angeles, CA
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Launched in 2019, MSDN Solutions, Inc. Is a small web design company. Their services include Web Design and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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See all 1 projectsFoefox Design Studio specializes in custom software development and IoT configuration, offering cost-effective solutions tailored to client needs. Reviews highlight their timely project delivery, effective project management, and robust infrastructure, with commendations for their quick product updates and clean user interface. Minor initial confusion on last-minute additions was resolved without significant concerns.
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$5,000+$25 - $49 / hr10 - 49
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MR LAB is a website development firm established in 2016. The team offers Web Development and IT staff augmentation and is in Ajman, United Arab Emirates.
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$1,000+$50 - $99 / hr10 - 49Dhaka, Bangladesh
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Digital Strategy company Bug Finder was founded in 2022. The team provides Digital Strategy and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49
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Blockchain company Blockbit.es is headquartered in Poznań, Poland. They provide Blockchain and Web Development and were established in 2020.
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$1,000+$25 - $49 / hr10 - 49London, England
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Crisp Studio is a web development firm launched in 2008. The small team offers Web Development and Branding.
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$1,000+$25 - $49 / hr2 - 9Astana, Kazakhstan
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See all 4 projectsThirteen Lab specializes in Website Development, Web Design, and Online Development services, effectively handling backend and frontend projects from scratch and updating platforms like WordPress. Reviews highlight the company's fast responsiveness, proactive approach, and commitment to efficiency, with clients praising their timely delivery and innovative solutions that enhance business processes and growth.
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$5,000+$50 - $99 / hr10 - 49Amsterdam, Netherlands
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Hive Ive Solutions, a Blockchain company, was established in 2021. Located in Amsterdam, Netherlands and Rijen, Netherlands, the team focuses on Blockchain and Custom Software Development.
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$5,000+$100 - $149 / hr2 - 9Lawrence, MA
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Muse Intermedia is a website development company launched in 2010. Their team specializes in Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49
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Functionary Labs is an user experience company. The team offers UX/UI Design and Web Development and is headquartered in Bengaluru, India and Kozhikode, India.
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$1,000+$25 - $49 / hr2 - 9Bratislava, Slovakia
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Stark Codes is a website development company. The agency is based in Bratislava, Slovakia. Their services include Web Development and Mobile App Development.
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$5,000+$100 - $149 / hr10 - 49Bristol, England
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ComputerMinds is a web development company. They are based in Bristol, England and Coventry, England and have small team. They specialize in Web Development and E-Commerce Development.
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$10,000+$25 - $49 / hr10 - 49Prague, Czech Republic
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Website development company inCUBE interactive is in Prague, Czech Republic and Náchod, Czech Republic. They offer Web Development and Video Production and were launched in 2008.
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$250,000+< $25 / hr10 - 49Nairobi, Kenya
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Small web development firm WYMORE IT SOLUTIONS LTD, is in Nairobi, Kenya. The team focuses on Web Development and E-Commerce Development.
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$1,000+$50 - $99 / hr10 - 49Sfax, Tunisia
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Flexible Soft is a website development firm established in 2019. The small team specializes in Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49
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Based in Kyiv, Ukraine and Warszawa, Poland, Volkorn is an e-commerce development company. The team specializes in E-Commerce Development and Web Development.
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$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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No Input Signal is a Warszawa, Poland-based website development company. They provide Web Development and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Daqeeq is a website development company launched in 2011. Headquartered in Lahore, Pakistan and Lahore, Pakistan, the team focuses on Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr50 - 249Ho Chi Minh, Vietnam
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Website development firm gumi Vietnam was launched in 2012. The team provides Web Development and Mobile App Development and is based in Ho Chi Minh, Vietnam.
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$1,000+$50 - $99 / hr10 - 49Quezon City, Philippines
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Established in 2006, Sytian Productions is a web design company. The agency provides Web Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Forenax Technologies is a cloud consulting & SI company. They were founded in 2019 and focus on cloud consulting & SI and Custom Software Development.
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$10,000+$50 - $99 / hr50 - 249Carbondale, IL
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See all 1 projectsOptimusFox provides innovative blockchain solutions, including Dapp development on the Solana Blockchain. Their projects often involve integrating blockchain technology with platforms like Telegram. Reviews highlight their professional communication, technical skills, and ability to deliver projects on time, underscoring their strong alignment with client values and budget considerations.
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$5,000+$50 - $99 / hr10 - 49Harrow, England
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Founded in 2018, Renav Technologies is an e-commerce development company. Their team offers E-Commerce Development and IT managed services.
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UndisclosedUndisclosed10,000+Toronto, Canada
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Mehar is a web development company located in Toronto, Canada. They focus on Web Development and Web Design.
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$1,000+< $25 / hr50 - 249Karachi, Pakistan
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FastEnd Technologies & Services is a website development company. Launched in 2018, the company is in Karachi, Pakistan. Their services include Web Development and Graphic Design.
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$5,000+Undisclosed50 - 249
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American web club, a website development company, was launched in 2017. Based in Austin, Texas, the team offers Web Development and Web Design.
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Undisclosed$25 - $49 / hr50 - 249Ahmedabad, India
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Moltech Solutions is a web development firm located in Ahmedabad, India. Established in 2014, the team focuses on Web Development and Mobile App Development.
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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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$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 Development70% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$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
37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.9/40.019.6/20 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
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% 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 -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% 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 -
$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 -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr250 - 999Walpole, 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 -
$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
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39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
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40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% 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 -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
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38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$1,000+< $25 / hr1,000 - 9,999Los Angeles, CA
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36.9/40.019.6/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.4/40.016.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.