Top JavaScript Developers
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Featured
What are Featured Providers?
$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 - $49 / hr2 - 9Peshawar, Pakistan
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UQA Softs, a website development firm, was launched in 2025. The small team offers Web Development and Mobile App Development.
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Undisclosed< $25 / hr2 - 9
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UX design company ILLUSION X STUDIOS PRIVATE LIMITED was founded in 2022. The small team focuses on UX/UI Design and Video Production.
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$5,000+$50 - $99 / hr2 - 9
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Evgeny.click is a custom software development company. They are located in Calgary, Canada, and their services include Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Ciudad de México, Mexico
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Inn Col Systems is a social media marketing agency. The Ciudad de México, Mexico-based agency was founded in 2023. Their team offers Social Media Marketing and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9
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YourAlly Agency, a custom software development firm, is located in Barranquilla, Colombia. The team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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A2Z Web Booster is a Noida, India-based social media marketing company. Their services include Social Media Marketing and Email Marketing.
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Undisclosed$25 - $49 / hr2 - 9L'viv, Ukraine
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Seeit.studio, a website development company, is located in L'viv, Ukraine. Their services include Web Development and Custom Software Development.
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$10,000+$25 - $49 / hr2 - 9
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Headquartered in Chișinău, Moldova, Sugar Software is a custom software development firm. Founded in 2024, the team provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Chennai, India
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MAK Technology is a Cybersecurity company launched in 2020. Their services include Cybersecurity and Custom Software Development.
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$10,000+$100 - $149 / hr2 - 9Egg, Austria
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Zewas GmbH is a software development firm. They are headquartered in Egg, Austria. Their team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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Established in 2025, Ontonim is an UX agency. The team focuses on UX/UI Design and Custom Software Development and is located in Rangpur, Bangladesh and Dhaka, Bangladesh.
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$1,000+$100 - $149 / hr2 - 9Berlin, Germany
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SEO services firm Page Partner is based in Berlin, Germany. They provide Search Engine Optimization and Pay Per Click.
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$10,000+$50 - $99 / hr2 - 9
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Software development firm Allied Stack was established in 2024. The team provides Custom Software Development and Web Development.
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$5,000+< $25 / hr2 - 9Rajkot, India
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Located in Rajkot, India, Leh Technologies is an app development firm. Established in 2025, the team focuses on Mobile App Development and Web Development.
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UndisclosedUndisclosed2 - 9Gómez Palacio, Mexico
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Founded in 2025, Treblum, a small web design agency, is based in Gómez Palacio, Mexico. Their services include Web Design and Custom Software Development.
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Undisclosed$25 - $49 / hr2 - 9
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DivitGrow Infotech, a web development company, was established in 2020. The team specializes in Web Development and Mobile App Development.
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$1,000+< $25 / hr2 - 9
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Custom software development firm Websync Ventures specializes in Custom Software Development and Web Development. They were founded in 2025.
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$1,000+$50 - $99 / hr2 - 9
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OrionX is an IT strategy consulting company. The team is located in Richmond, Australia, and their services include IT strategy consulting and cloud consulting & SI.
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$10,000+$100 - $149 / hr10 - 49
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Immersive Studios is a website development company headquartered in Ellwangen, Germany. They focus on Web Development and Web Design.
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$10,000+$100 - $149 / hr10 - 49London, England
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XR Digital is a custom software development firm established in 2018. The team offers Custom Software Development and AR/VR development and is headquartered in London, England and Islamabad,
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$250,000+$150 - $199 / hr250 - 999Atlanta, GA
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My LLC, an AR/VR development company, is headquartered in Atlanta, Georgia. The team specializes in AR/VR development and E-Commerce Development.
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$1,000+$25 - $49 / hr50 - 249Kolkata, India
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See all 1 projectsFirst Rite IT Services Pvt. Ltd. is a boutique digital agency with over 10+ years of experience, offering comprehensive services in web design and development, mobile app, and custom software
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$1,000+< $25 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 1 projectsIngenious Hi-Tech Pvt Ltd specializes in Website Development, Web Design, and digital marketing services, offering comprehensive solutions from logo creation to online development and SEO optimization. Client reviews highlight their timely delivery, responsiveness, and effective strategies, indicating successful web programming and marketing support that significantly enhanced the client's online business presence.
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$5,000+$25 - $49 / hr50 - 249Ahmedabad, India
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See all 1 projectsGlobeSync Technologies offers comprehensive services in Website Development, Web Design, and Online Development. The reviews highlight their ability to deliver complex projects within tight deadlines, showcasing effective project management and responsive communication. Clients appreciate the value for cost, high ratings, and their impressive capability to handle tasks that other companies avoid, although they could improve by focusing more on the planning phase.
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$1,000+$25 - $49 / hrFreelancerBielsko-Biała, Poland
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GreenSoft is a custom software development firm. They were launched in 2016, and their services include Custom Software Development and Enterprise App Modernization.
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$1,000+$25 - $49 / hrFreelancerWoolavington, England
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In Phase Solutions is a web development company. They provide Web Development and Web Design and were founded in 2018.
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$1,000+$25 - $49 / hrFreelancerSomerset, KY
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Launched in 2020, Logan Poynter Development is a web development firm. The team specializes in Web Development and Social Media Marketing and is headquartered in Somerset, Kentucky.
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$5,000+$50 - $99 / hrFreelancerBelfast, Northern Ireland
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Based in Belfast, Northern Ireland, CausewaySoft LTD is a small web development company. The team provides Web Development and Mobile App Development.
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$10,000+$100 - $149 / hrFreelancerBrooklyn, NY
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Located in Brooklyn, New York, Uncanny Studio, LLC is a web design company. They offer Web Design and Web Development and were launched in 2018.
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Undisclosed$25 - $49 / hrFreelancerMansfield, England
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Launched in 2006, simon says web design is a small Mansfield, England-based SEO services firm. Their team provides Search Engine Optimization and Web Development.
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$10,000+$25 - $49 / hr50 - 249Indore, India
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Launched in 2019, MindRuby is a midsize Indore, India-based big data company. Their services include BI & big data consulting & SI and cloud consulting & SI.
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$1,000+$25 - $49 / hrFreelancerLas Vegas, NV
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Based in Las Vegas, Nevada, Ignyous is a small web design company. The team focuses on Web Design and Web Development.
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$1,000+$50 - $99 / hrFreelancer
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Emcom Technology is a website development company. Their small team of employees is in Springfield, Tennessee. Their team specializes in Web Development and Search Engine Optimization.
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UndisclosedUndisclosed50 - 249Kattangal, India
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Triophore Technologies is a cloud consulting & SI company. Founded in 2015, their team focuses on cloud consulting & SI and Web Development.
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Undisclosed$50 - $99 / hr50 - 249Cincinnati, OH
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Software development firm DevDefy is headquartered in Cincinnati, Ohio. They provide Custom Software Development and Mobile App Development and were established in 2017.
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$5,000+$25 - $49 / hr50 - 249Lahore, Pakistan
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Software development company Preesoft is headquartered in Lahore, Pakistan. They focus on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hrFreelancer
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Web development firm Rajan Gupta (Freelance WordPress Developer) is based in New Delhi, India. They specialize in Web Development and E-Commerce Development.
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$10,000+$50 - $99 / hr10 - 49Lahore, Pakistan
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TechLatitude is a Digital Strategy company. In Lahore, Pakistan, their team provides Digital Strategy and E-Commerce Development.
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$1,000+< $25 / hr2 - 9Jaipur, India
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Launched in 2015, D3 IT Solutions.com is a custom software development company. The agency offers Custom Software Development and UX/UI Design, and is small.
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$5,000+$50 - $99 / hr2 - 9Brașov, Romania
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IoT development company MCB Soft was founded in 2014. In Brașov, Romania, the team focuses on IoT development and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9Buenos Aires, Argentina
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PMA Latam is a branding firm established in 2012. Based in Buenos Aires, Argentina and Miami, Florida, the team offers Branding and Marketing Strategy.
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$5,000+$100 - $149 / hr10 - 49Indore, India
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EHawkers Marketing is a small PPC company. Founded in 2020, the team specializes in Pay Per Click and E-Commerce Development.
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$1,000+< $25 / hr10 - 49Lahore, Pakistan
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Ibex Techlogic, an application development company, was founded in 2015. The company provides Mobile App Development and Web Development, and is small.
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$25,000+$25 - $49 / hr10 - 49Amman, Jordan
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IT managed services company Switch Business Solutions provides IT managed services and Custom Software Development. They were launched in 2017.
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$50,000+Undisclosed10 - 49Indianapolis, IN
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Level Up Development is an user experience design company. Established in 2010, the agency focuses on UX/UI Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Indore, India
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Pitechnologies Pvt. Ltd is an Indore, India-based SEO company. Established in 2009, the team offers Search Engine Optimization and Web Design.
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$5,000+$25 - $49 / hr10 - 49Budapest, Hungary
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Based in Budapest, Hungary, Régens Plc is a custom software development firm. The team specializes in Custom Software Development and Mobile App Development.
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$5,000+$150 - $199 / hr10 - 49Colorado Springs, CO
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In Colorado Springs, Colorado, 30dps aka HubSpot Gurus is a web development company. Established in 1989, the team specializes in Web Development and Enterprise App Modernization.
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$1,000+$50 - $99 / hr10 - 49Istanbul, Türkiye
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Sufle is a cloud consulting & SI company. The Istanbul, Türkiye-based company was founded in 2018. Their team focuses on cloud consulting & SI and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49
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Arobit Business Solutions Pvt. Ltd. Is a small app development company launched in 2011. Their team focuses on Mobile App Development and Web Development.
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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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- 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 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
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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
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
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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
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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
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.