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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$1,000+$50 - $99 / hr2 - 9Istanbul, Türkiye
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Located in Istanbul, Türkiye, GENIO is a small website development company. The team provides Web Development and E-Commerce Development.
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Undisclosed$25 - $49 / hr10 - 49Dhaka, Bangladesh
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See all 2 projectsElegance IT Sloution provides Website Development and Web Design services, specializing in creating user-friendly websites for both mobile and desktop platforms. Clients consistently praise their professional project management, detailed communication, and impressive UI/UX designs. Feedback highlights the team's cooperation and reasonable pricing, though some suggest more thorough pre-delivery testing.
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$5,000+$25 - $49 / hr50 - 249Jaipur, India
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Midsize mobile application development firm Tech Pathway, is in Jaipur, India and Bellevue, Washington. Their services include Mobile App Development and Web Development.
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$50,000+$50 - $99 / hr50 - 249Lisbon, Portugal
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Based in Lisbon, Portugal, Nexllence is a midsize custom software development company. The team offers Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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Outsrc Website is a website development firm. The agency is based in Santa Cruz, Costa Rica. Their team offers Web Development.
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$1,000+$150 - $199 / hr2 - 9Invercargill, New Zealand
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Founded in 2008, Back 9 Design Ltd is a small website development firm. Their services include Web Development and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9Casper, WY
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AR Webcrafts is a website development firm launched in 2018. The team focuses on Web Development and Custom Software Development and is based in Dubai, United Arab Emirates.
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UndisclosedUndisclosed10 - 49Québec, Canada
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Spektrum Media is a website development company established in 2008. Their team provides Web Development and Mobile App Development.
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Undisclosed$25 - $49 / hr10 - 49Uman', Ukraine
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SoftWars, a web development company, was launched in 2019. The team specializes in Web Development and Wearable App Development.
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$25,000+$25 - $49 / hr10 - 49
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Rockapps, a website development company, was established in 2018. The company specializes in Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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Bigwals is a mobile app development company. The firm is in winter park, Florida. Their team provides Mobile App Development and UX/UI Design.
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$50,000+$25 - $49 / hr50 - 249Amsterdam, Netherlands
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GreatoDeal is a custom software development firm. The midsize Amsterdam, Netherlands-based team offers Custom Software Development and Web Development. The company was founded in 2016.
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$5,000+$100 - $149 / hr10 - 49Voorheesville, NY
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Launched in 2003, Weismann Web is a small web development company. Their team specializes in Web Development and Web Design.
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Undisclosed$25 - $49 / hr50 - 249Chișinău, Moldova
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See all 1 projectsWowlogic offers comprehensive Website Development and Web Design services, including detailed planning, design coordination, and website construction. Customer feedback highlights their exceptional project management, high efficiency, and strong commitment to client success, resulting in significant positive business impacts and new client acquisition.
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$1,000+$100 - $149 / hr2 - 9
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Nexteam Ltd, an Application Management & Support company, specialize in Application Management & Support and Custom Software Development. They were founded in 2018.
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$10,000+$100 - $149 / hr2 - 9Toronto, Canada
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Communicreations Digital Marketing is a Digital Strategy company. Launched in 1999, the agency is in Toronto, Canada. Their team provides Digital Strategy and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49
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Founded in 2016, Adlux Software (Pvt) Ltd is a small Dehiwala, Sri Lanka-based e-commerce development firm. Their services include E-Commerce Development and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Manchester, England
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Peachr is a Manchester, England-based website development company. The team provides Web Development and Mobile App Development.
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$10,000+$50 - $99 / hr250 - 999Kuala Lumpur, Malaysia
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See all 1 projectsWebwooter specializes in digital marketing services, including social media marketing, SEO, and paid advertising. Client feedback highlights their exceptional portfolio, timely delivery, and effective communication. Overall, Webwooter is praised for their ability to grow channels and generate leads, making them a reliable partner for digital marketing initiatives.
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$5,000+< $25 / hr50 - 249Lucknow, India
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BDeveloper is a midsize SEO company based in Lucknow, India and Lucknow, India. Their services include Search Engine Optimization and Social Media Marketing.
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$1,000+$25 - $49 / hr50 - 249Dnipro, Ukraine
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V-JET GROUP is a mobile app development company in Dnipro, Ukraine. They provide Mobile App Development and Web Development.
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UndisclosedUndisclosed10 - 49
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NJ Tech Pioneers is a web development firm. They are headquartered in Jersey City, New Jersey. Their team focuses on Web Development and Mobile App Development.
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$25,000+$100 - $149 / hr50 - 249Horbury, England
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Application Management & Support company Propel Tech Ltd was launched in 2007. The agency offers Application Management & Support and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Nashik, India
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See all 1 projectsOctane Apps provides Website Development, Web Design, and Web Programming services, as highlighted in their client reviews. The reviews consistently praise their professionalism, technical expertise, and customer satisfaction focus. Clients particularly noted the user-friendly and scalable platforms delivered, alongside the seamless integration of necessary features, contributing to the significant positive business impact. Overall, Octane Apps is recommended as a reliable and innovative partner.
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Undisclosed$25 - $49 / hr50 - 249
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Rapidzz Solutions is a midsize Lahore, Pakistan-based Digital Strategy company. The team provides Digital Strategy and Web Design.
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$1,000+$150 - $199 / hr10 - 49Norcross, GA
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Applied Imagination, a website development firm, was established in 2004. In Norcross, Georgia, the team focuses on Web Development and Mobile App Development.
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$25,000+$150 - $199 / hr10 - 49Lübeck, Germany
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Evenmedia is an e-commerce development company. They were launched in 2005, and their services include E-Commerce Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49Kraków, Poland
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See all 1 projectsfluostudio specializes in creating comprehensive branding packages, including logo design, visual identity guidelines, and custom stationery. The reviews highlight fluostudio's exceptional project management, proactive communication, and ability to deliver high-quality work ahead of schedule. Clients appreciate their down-to-earth approach and find the process transparent and well-structured, resulting in increased brand visibility and reduced advertising costs.
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$1,000+< $25 / hr10 - 49Surat, India
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Techybirds is a website development company. In Surat, India and Chikhli, India, the team provides Web Development and E-Commerce Development.
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$5,000+$25 - $49 / hr2 - 9
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The Codeine is a web design agency launched in 2013. The firm focuses on Web Design and Web Development.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Web development company Multiwebx IT Solutions is headquartered in Ahmedabad, India. They provide Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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MagmaCray, a web development company, is located in Mumbai, India. Their services include Web Development and UX/UI Design.
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$5,000+$25 - $49 / hr10 - 49Mumbai, India
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Netiquette Info Solutions is a website development firm. They were founded in 2010, and their services include Web Development and Custom Software Development.
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Undisclosed< $25 / hr10 - 49Noida, India
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Sofstack is a Noida, India-based artificial intelligence development company. The team provides Artificial Intelligence and Web Development.
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$25,000+$150 - $199 / hr50 - 249Oshkosh, WI
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Blue Door Consulting, a Marketing Strategy company, was founded in 2002. The team provides Marketing Strategy and Web Development and is based in Oshkosh, Wisconsin.
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$1,000+< $25 / hr10 - 49Rajkot, India
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See all 2 projectsConnex WebTech specializes in Website Development and Web Design, offering services like PSD to WordPress conversion, eCommerce functionalities, and custom plugin development. Feedback consistently highlights their bug-free, timely project delivery, professional communication, and valuable suggestions. Clients commend their ability to create user-friendly and attractive websites while adhering to budget constraints.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsLittle Planet specializes in Website Development, Web Design, and Web Programming, offering comprehensive services from creating unique brand identities to developing user-friendly web applications. The feedback highlights their attention to detail, effective communication, and dedication to client success. Clients appreciate their thorough research and ability to integrate customer feedback, although regular status reports during projects could enhance their service.
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$5,000+$100 - $149 / hr2 - 9Guelph, Canada
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North Designs is a website development firm. They provide Web Development and Branding and were founded in 2016.
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$1,000+$50 - $99 / hr2 - 9Seoul, South Korea
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Irene&company (Brand. WOR-PRO) is a web development firm established in 2012. The team specializes in Web Development and Web Design.
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$1,000+$100 - $149 / hr2 - 9Collingwood, Australia
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See all 1 projectsChristom Web Design specializes in Website Development and Web Design, delivering comprehensive solutions including booking facilities and local SEO. Client feedback highlights their effective project management, timely delivery, and ongoing support, with notable commendations for their transparency and responsiveness.
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$5,000+$25 - $49 / hr10 - 49
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FRESH creative web agency, a web design agency, provide Web Design and Web Development. They were founded in 2014.
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$1,000+$25 - $49 / hr50 - 249Davie, FL
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ASP Sols, LLC. Is a software development company. They are headquartered in Davie, Florida and Barranquilla, Colombia. Their team offers Custom Software Development and IT managed services.
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$5,000+Undisclosed2 - 9Den Haag, Netherlands
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Savana Solutions is a business intelligence company. The agency is located in Den Haag, Netherlands. Their services include BI & big data consulting & SI and Custom Software Development.
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$50,000+$50 - $99 / hr50 - 249Rīga, Latvia
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CUBE Systems is a Rīga, Latvia-based website development firm. They offer Web Development and E-Commerce Development.
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$5,000+$50 - $99 / hr2 - 9Edmonton, Canada
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Swordmonkey Studios Inc. Is a software development company founded in 2021. The agency focuses on Custom Software Development and Web Development.
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$10,000+$100 - $149 / hr2 - 9Cleveland, OH
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Oos is a small software development firm based in Cleveland, Ohio. Their services include Custom Software Development and UX/UI Design.
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$10,000+Undisclosed250 - 999
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Avenue Code is a San Francisco, California-based IT strategy consulting company. The team provides IT strategy consulting and E-Commerce Development.
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$25,000+$50 - $99 / hr10 - 49Białystok, Poland
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Custom software development firm Eyedea is headquartered in Białystok, Poland and Oslo, Norway. The team provides Custom Software Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9Palma, Spain
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Pathways digital is a web development company founded in 2023. Their team provides Web Development and Digital Strategy.
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$1,000+$25 - $49 / hr2 - 9Liverpool, England
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PunterDigital is a website development company. Launched in 2018, the company is in Liverpool, England and London, England. Their services include Web Development and Custom Software 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.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
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We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
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.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
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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
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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
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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
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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
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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
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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
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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 -
$5,000+< $25 / hr50 - 249Ahmedabad, India
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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
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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
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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
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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
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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
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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
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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
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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.