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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Undisclosed< $25 / hr10 - 49Guntur, India
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Young Web Group is a Guntur, India-based web development firm. They specialize in Web Development and Web Design.
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$5,000+$50 - $99 / hr10 - 49Jabalpur, India
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Suryavanshi Ventures is a small software development company based in Jabalpur, India and Los Angeles, California. The team provides Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Jalandhar, India
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Launched in 2023, iDentityCraft Solutions is a website development firm. Based in Jalandhar, India, the team offers Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49
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Web development firm Basepoint Development was founded in 2023. The small team provides Web Development and Application Management & Support.
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$5,000+$25 - $49 / hr10 - 49Miami, FL
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Web design company and web development firm Godiggo is in Miami, Florida. Established in 2022, the team offers Web Design and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Surkush, a branding agency, focuses on Branding and Marketing Strategy. The firm is headquartered in New York, New York.
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$5,000+$50 - $99 / hr10 - 49Watford, England
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AI development company Twelve Springs Limited is headquartered in London, England and Watford, England. They provide Artificial Intelligence and Web Development and were established in 2021.
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UndisclosedUndisclosed10 - 49
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ASF Softech is a website development firm. Founded in 2017, the team offers Web Development and E-Commerce Development.
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$5,000+$50 - $99 / hr10 - 49Karachi, Pakistan
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AFU SYSTEMS INC. Is a small Karachi, Pakistan-based website development company. The team offers Web Development and IT managed services.
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$25,000+$50 - $99 / hr10 - 49Las Vegas, NV
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Supersonic Labs is a big data company founded in 2024. Their team focuses on BI & big data consulting & SI and ERP consulting and SI.
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$5,000+$50 - $99 / hr10 - 49
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Launched in 2022, Spitlox — Your Smart Partner is a small e-commerce development company. Their team offers E-Commerce Development and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49
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Velara Systems, a Blockchain company, specializes in Blockchain and Custom Software Development. The agency is located in.
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$1,000+$50 - $99 / hr10 - 49
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Plan-IT Software Solutions is a software development firm. They provide Custom Software Development and Web Development and were launched in 2024.
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$25,000+Undisclosed10 - 49
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Elevate Partners, a custom software development firm, is based in Dubai, United Arab Emirates. Founded in 2022, the team offers Custom Software Development and Web Development.
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Undisclosed$25 - $49 / hr10 - 49Kolkata, India
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Bitmutex Technologies is an application development company. The Kolkata, India-based agency was launched in 2018. Their team provides Mobile App Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49Lake Zurich, IL
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Launched in 2015, USAva.Team is a website development company. The team provides Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49London, England
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Yurkol LTD is an IT strategy consulting company. Established in 2011, the company is located in London, England. Their services include IT strategy consulting and cloud consulting & SI.
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$5,000+$100 - $149 / hr10 - 49Lemesos, Cyprus
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Dozfx Digital Creative Ltd is a small branding agency based in Lemesos, Cyprus. The team specializes in Branding and Web Design.
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Undisclosed< $25 / hr10 - 49Dhaka, Bangladesh
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Headquartered in Dhaka, Bangladesh, Nyntax is a web design agency. Launched in 2021, the team focuses on Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49Peradeniya, Sri Lanka
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LeapTech Labs is a branding company launched in 2018. The agency provides Branding and Web Design, and is small.
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$10,000+$50 - $99 / hr10 - 49Redlands, CA
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USDevBrokers is a Redlands, California-based website development firm. They specialize in Web Development and Mobile App Development.
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$75,000+$25 - $49 / hr10 - 49
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Puzzles IT is an UX design agency. Their small team is located in Tallinn, Estonia and provides UX/UI Design and Custom Software Development. The agency was launched in 2019.
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$10,000+$25 - $49 / hr10 - 49Sheridan, WY
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Full Remote Devs, a website development company, focus on Web Development and IT staff augmentation. They were founded in 2025.
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$1,000+$25 - $49 / hr10 - 49
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Established in 2024, Synthix is an Advertising company. The firm provides Advertising and Web Design.
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$1,000+$25 - $49 / hr10 - 49
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Jpadweb is a small website development company headquartered in Surrey, Canada and Ahmedabad, India. Their services include Web Development and Low/No Code Development.
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$5,000+< $25 / hr10 - 49
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Founded in 2022, Web Makers Ltd is a website development firm. Headquartered in Dhaka, Bangladesh, the team focuses on Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49Bengaluru, India
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Neuverra is a mobile app development firm. In Bengaluru, India, the team specializes in Mobile App Development and Custom Software Development.
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$5,000+< $25 / hr10 - 49
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KeL Tech Solutions is a custom software development company. They are headquartered in Florianopolis, Brazil and Orlando, Florida. Their team offers Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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SoftededgeLab is a SEO company launched in 2020. Their services include Search Engine Optimization and UX/UI Design.
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$5,000+$200 - $300 / hr10 - 49
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QuickLab is a Product Design company. Based in Rio de janeiro, Brazil, their team offers Product Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
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Helios Digital Technology is a software development company. The Ahmedabad, India-based firm was launched in 2024. Their services include Custom Software Development and Web Development.
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$10,000+$50 - $99 / hr10 - 49Burnley, England
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TopFlight Digital is a software development company. The agency is located in Burnley, England and London, England. Their team specializes in Custom Software Development and API Development.
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$10,000+$25 - $49 / hr10 - 49Chuo City, Japan
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Small website development company DXAI Solutions Co.Ltd, is headquartered in Chuo City, Japan. Their services include Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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7Unit Innovations L.L.C-FZ is a software development firm. In Dubai, United Arab Emirates and Bengaluru, India, the team specializes in Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49Shah Alam, Malaysia
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Vynzio Sdn Bhd is a Shah Alam, Malaysia-based website development company. Launched in 2023, the team provides Web Development and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49Philadelphia, PA
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Precision is a web development firm. The team provides Web Development and BI & big data consulting & SI, and the agency is headquartered in Philadelphia, Pennsylvania.
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$1,000+$25 - $49 / hr10 - 49Islamabad, Pakistan
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Jugrafiya, a web design company, was founded in 2021. The company specializes in Web Design and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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EchoTeam is a custom software development firm. Founded in 2024, their team focuses on Custom Software Development and Web Development.
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$5,000+< $25 / hr50 - 249chiang mai, Thailand
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See all 7 projectsHIRUN Technology Company Limited - Out of Business was a web development company specializing in creating applications and platforms, including custom website development and admin panels. They received 100% positive feedback for their professional and rapid execution, with clients highlighting their ability to deliver projects ahead of schedule and provide supportive collaboration throughout the process.
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$1,000+$25 - $49 / hrFreelancer
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Interaction Design Lab is a small Costa Rica-based UX design agency. The team specializes in UX/UI Design and Web Development.
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$1,000+< $25 / hr50 - 249New York, NY
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Pacific Soft is a New York, New York-based website development company. They provide Web Development and E-Commerce Development and were founded in 2007.
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UndisclosedUndisclosed50 - 249Ames, IA
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Maverick Software Consulting is an Ames, Iowa-based custom software development company and web development company. They provide Custom Software Development and Web Development.
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UndisclosedUndisclosed50 - 249Cluj-Napoca, Romania
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Transylvania Consulting SRL is a web design company. Located in Cluj-Napoca, Romania, their team offers Web Design and Web Development.
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UndisclosedUndisclosed50 - 249Cluj-Napoca, Romania
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Web design agency HostVision was established in 1993. The team offers Web Design and Web Development and is headquartered in Cluj-Napoca, Romania.
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$1,000+< $25 / hrFreelancerSuwałki, Poland
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Established in 2017, MIH Studio is a website development firm. The company specializes in Web Development and Logo, and is small.
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$5,000+$50 - $99 / hrFreelancerBristol, England
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Pressd is a web development firm. They are located in Bristol, England and have small team of experts. Their services include Web Development and E-Commerce Development.
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$5,000+$50 - $99 / hrFreelancerLudhiana, India
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Shivam Kumraa is a Ludhiana, India-based website development firm. They offer Web Development.
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$1,000+$25 - $49 / hrFreelancerEdmonton, Canada
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Website development company We Build Sites was founded in 2019. The team offers Web Development and Web Design.
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Undisclosed< $25 / hrFreelancer
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Founded in 2023, CLosed. Is a website development company. Located in kingston, England, the team focuses on Web Development and Custom Software Development.
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$25,000+$150 - $199 / hrFreelancerSalt Lake City, UT
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Small web development firm Black Mammoth, is headquartered in Salt Lake City, Utah. The team focuses on Web Development.
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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List of the Top 15 JavaScript Development Companies
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$25,000+$50 - $99 / hr50 - 249Kraków, Poland
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39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
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39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
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38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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39.1/40.019.8/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
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39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
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36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
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39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
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39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
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39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
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39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
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
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36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$1,000+< $25 / hr250 - 999Boston, MA
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$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
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
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38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
28% Web Development15% JavaScript72% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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37.5/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249Chelsea, Australia
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
36.5/40.019.2/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
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.