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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$1,000+< $25 / hr10 - 49Jaipur, India
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See all 1 projectsTechnocopacetic Solutions (Out of Business) was a software development company specializing in web and mobile app development, social media optimization, and digital marketing. Review feedback was overwhelmingly positive, with praise for their unique design capabilities, strong project management, and customer-centric approach. Around 90% of reviews highlighted their exceptional client support, though some noted occasional response delays due to their workload.
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$25,000+$50 - $99 / hr10 - 49Hialeah, FL
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DIO STUDIO is a software development company. Their team is based in Hialeah, Florida and Barranquilla, Colombia and offers Custom Software Development and Digital Strategy.
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Undisclosed$25 - $49 / hr2 - 9Madrid, Spain
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See all 1 projectsNuau Studio specializes in Website Development and Web Design, crafting user-friendly websites with a focus on clear communication and customer service. The reviews highlight their professionalism, personalized service, and effective project management, including successful, timely delivery and excellent after-sales support, making them a potentially reliable choice for web programming needs.
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$25,000+$150 - $199 / hr10 - 49Auckland, New Zealand
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Pixel Fusion is an Auckland, New Zealand-based UX design agency. Established in 2007, the team focuses on UX/UI Design and Digital Strategy.
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$1,000+Undisclosed10 - 49Nashville, TN
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Launched in 1996, Horton Group is a small web design agency headquartered in Nashville, Tennessee. Their team specializes in Web Design and Web Development.
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$50,000+$100 - $149 / hr10 - 49Toronto, Canada
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Crowdlinker is a small custom software development firm. Founded in 2012, the team offers Custom Software Development and UX/UI Design.
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$10,000+$200 - $300 / hr10 - 49London, England
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Crowdform, a Product Design company, is based in London, England. Their services include Product Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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Studio Kipo is a SEO agency established in 2007. Their services include Search Engine Optimization and Web Design.
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$25,000+$100 - $149 / hr10 - 49Helsinki, Finland
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Small website development firm Fraktio, is in Helsinki, Finland. The team specializes in Web Development and UX/UI Design.
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$1,000+$50 - $99 / hr10 - 49İstanbul, Türkiye
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Launched in 2015, Path Internet is a software development company. Their team provides Custom Software Development and E-Commerce Development.
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$5,000+$100 - $149 / hr2 - 9Burlington, Canada
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LevelUp Marketing Solutions is a web development firm. The Burlington, Canada-based team offers Web Development and Digital Strategy.
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Undisclosed$50 - $99 / hr2 - 9
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Launched in 2023, Welch Studios, a small web development company, is headquartered in Charleston, South Carolina. Their services include Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Mykolaiv, Ukraine
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See all 2 projectsUpper Code specializes in developing custom software solutions, including accounting programs and web platforms, tailored to improve business processes. Reviews highlight their thorough project management, effective communication, and proactive approach, leading to enhanced operational efficiency and reduced errors for clients. Clients appreciate Upper Code's commitment to innovation and their ability to deliver tailored, effective solutions.
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$1,000+< $25 / hr2 - 9Onitsha, Nigeria
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Tekzo Digital Services is a small web design company founded in 2019. Their team specializes in Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9Poznań, Poland
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E-commerce development company ULAM Tech is headquartered in Poznań, Poland. They provide E-Commerce Development and Custom Software Development.
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$1,000+$25 - $49 / hrFreelancer
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Emmanuel Ajako, a small web design company, is based in Abuja, Nigeria. Their services include Web Design and Web Development.
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$5,000+$25 - $49 / hr10 - 49Beograd, Serbia
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Code Bears, a custom software development firm, is based in Beograd, Serbia. The team focuses on Custom Software Development and E-Commerce Development.
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$1,000+$50 - $99 / hr2 - 9London, England
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Berqier, a website development company, specialize in Web Development and Web Design. They were launched in 2023.
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$5,000+$25 - $49 / hr10 - 49Skopie, North Macedonia
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Digital Orange is a custom software development firm. In Skopie, North Macedonia, the team specializes in Custom Software Development and E-Commerce Development.
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$10,000+$25 - $49 / hr10 - 49Kazhakkoottam, India
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Launched in 2017, Appienz is a custom software development firm. The firm focuses on Custom Software Development and Enterprise App Modernization.
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$75,000+$100 - $149 / hr10 - 49
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Marzex Technologies PLT is an artificial intelligence development company. Based in Kuala Lumpur, Malaysia, the team focuses on Artificial Intelligence and Blockchain.
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$1,000+$50 - $99 / hr2 - 9Los Angeles, CA
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Barragan Media is a web development company. Their team is located in Los Angeles, California and Ensenada, Mexico and focuses on Web Development and Web Design.
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$25,000+Undisclosed50 - 249L'viv, Ukraine
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Founded in 2008, devspiration is a midsize L'viv, Ukraine-based custom software development company. Their team focuses on Custom Software Development and Web Development.
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$1,000+< $25 / hr50 - 249Jaipur, India
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GIT Infosys is a SEO agency. Founded in 2010, the company offers Search Engine Optimization and Web Design.
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$1,000+$25 - $49 / hrFreelancer
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Sharoz.Dev is a web development company founded in 2018. The team focuses on Web Development and Web Design and is headquartered in Lahore, Pakistan.
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$1,000+$50 - $99 / hr50 - 249
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ANGELS IT Ltd. Is a web design agency established in 2010. The team offers Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9
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See all 2 projectsLocusolve: Web Design & Automation Locusolve empowers small businesses with professional web design, SEO, Google Business Optimization, and AI automation services. We create stunning websites,
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$1,000+$50 - $99 / hr2 - 9London, Canada
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See all 1 projectsForty Quarters Digital specializes in crafting custom-tailored WordPress websites that elevate your online presence. Our expertise spans full-service design, development, and maintenance to ensure
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$1,000+$25 - $49 / hr2 - 9Warszawa, Poland
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See all 1 projectsHypelab Agency specializes in Website Development and Web Design, with a strong proficiency in no-code/low-code technologies like Bubble.io. Clients have praised their extensive knowledge, effective communication, and ability to deliver functional enhancements, such as push notifications and payment modules, which contributed to improved user engagement and monetization strategies.
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$10,000+$50 - $99 / hr2 - 9
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RISING TALENT Got Ideas is an UX company. The company is in Kharkiv, Ukraine. Their team provides UX/UI Design and Product Design.
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$10,000+$100 - $149 / hr2 - 9
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Swayed Studios is a website development company. They were launched in 2013, and their services include Web Development and Web Design.
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$5,000+$25 - $49 / hr2 - 9
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Vortex Software Solutions is a web development firm established in 2016. Their team provides Web Development and Custom Software Development.
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UndisclosedUndisclosed2 - 9Madrid, Spain
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Website development company Camberí is based in Madrid, Spain. They focus on Web Development and UX/UI Design and were launched in 2019.
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$5,000+$100 - $149 / hr2 - 9Delafield, WI
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Other Application Development and web development company Genesee Software Co was founded in 2008. The company focuses on Other Application Development and Web Development, and is small.
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$1,000+$100 - $149 / hr2 - 9San Diego, CA
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StudioGoal is a custom software development firm launched in 2015. Their team specializes in Custom Software Development and Application Management & Support.
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$1,000+$50 - $99 / hr2 - 9Dublin, Ireland
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Vanstack, an e-commerce development company, is in Dublin, Ireland. They specialize in E-Commerce Development and Web Development and were founded in 2020.
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$5,000+$25 - $49 / hr2 - 9
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Techaxon is a Cluj-Napoca, Romania-based software development company. They provide Custom Software Development and E-Commerce Development and were launched in 2019.
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$1,000+$25 - $49 / hr2 - 9Sacramento, CA
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Jerrax is a web development firm. Launched in 2019, the team provides Web Development and Graphic Design. The firm is based in Lahore, Pakistan and Sacramento, California.
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$1,000+$50 - $99 / hr2 - 9's-Hertogenbosch, Netherlands
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Blynked, an user experience design company, was established in 2020. The team offers UX/UI Design and Web Development and is based in 's-Hertogenbosch, Netherlands.
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$1,000+$100 - $149 / hr2 - 9Fort Lauderdale, FL
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Founded in 2018, JP Digital Marketing is a small Fort Lauderdale, Florida-based Advertising company. Their services include Advertising and Digital Strategy.
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$1,000+$100 - $149 / hr2 - 9
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Sant Design is a web design company. The Amsterdam, Netherlands-based agency was established in 2017. Their team focuses on Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Pune, India
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Spaising Technologies LLP is an UX company. They focus on UX/UI Design and Custom Software Development and are located in Pune, India.
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$1,000+Undisclosed2 - 9Marlborough, MA
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Alphar Marketing, a web design company, was founded in 2021. They provides Web Design and Web Development.
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Undisclosed< $25 / hr2 - 9
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Founded in 2020, JSG Developers, a small web development company and application development company, is in Ahmedabad, India. Their team provides Web Development and Mobile App Development.
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$1,000+$50 - $99 / hr2 - 9Wilmington, DE
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Founded in 2022, Transcend Technologies, Inc is a website development company. The team offers Web Development and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9Warszawa, Poland
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NaviSpy is a web development firm located in Warszawa, Poland. They specialize in Web Development and IoT development.
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$5,000+$25 - $49 / hr2 - 9Batumi, Georgia
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Arcana Software Development LLC, a website development company, was launched in 2009. The small team offers Web Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9
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Launched in 2023, ProjectFS is a small web development firm. Their team provides Web Development.
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$1,000+< $25 / hr2 - 9Skopje, North Macedonia
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Codelii is a website development firm. The Skopje, North Macedonia-based firm provides Web Development and UX/UI Design.
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$5,000+$100 - $149 / hr2 - 9San Antonio, TX
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Lightning Hills Media LLC is a web design agency established in 2021. Their services include Web Design and Web 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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$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 -
$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
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
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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
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 -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
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 -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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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 -
$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.