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 89 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm specializing in full-stack and custom website development. Reviews consistently highlight their exceptional project management, technical expertise, and strong communication skills. Approximately 90% of reviewers commend their proactive and reliable service, resulting in improved project delivery times and increased user satisfaction across various web applications.
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$10,000+$50 - $99 / hr50 - 249Karachi, Pakistan
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DIGITZ (Pvt) Limited is an Advertising company launched in 2010. The company offers Advertising and Digital Strategy, and is midsize.
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$1,000+$50 - $99 / hr2 - 9Dhaka, Bangladesh
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Codephilics is a Dhaka, Bangladesh-based website development company. The team offers Web Development and Artificial Intelligence.
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$10,000+$100 - $149 / hr10 - 49Seattle, WA
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Palador is a small custom software development firm headquartered in Seattle, Washington and Yogyakarta, Indonesia. Their services include Custom Software Development and Enterprise App
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$25,000+$100 - $149 / hr250 - 999
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Located in San Jose, California, WebConica is a midsize branding firm. Their services include Branding and Social Media Marketing.
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$10,000+$25 - $49 / hr50 - 249Castle Hill, Australia
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Star Knowledge Technology Alliance LLC, an IT managed services company, was founded in 2009. The team specializes in IT managed services and Mobile App Development.
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$5,000+$50 - $99 / hr50 - 249Ħaż-Żebbuġ, Malta
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Branding firm ANCHOVY (A 9H Company) is headquartered in Al Khobar, Saudi Arabia and Ħaż-Żebbuġ, Malta. They offer Branding and UX/UI Design.
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$1,000+$50 - $99 / hr10 - 49Calgary, Canada
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IT staff augmentation company No Bull Code is in Calgary, Canada. Established in 2022, the team specializes in IT staff augmentation and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Sarajevo, Bosnia and Herzegovina
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OMedia is a web design company. The small Sarajevo, Bosnia and Herzegovina-based team specializes in Web Design and Web Development. The firm was founded in 2017.
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$1,000+$25 - $49 / hr2 - 9Dhaka, Bangladesh
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Ea Inc. Is a web development company. They are headquartered in Dhaka, Bangladesh and have small team of experts. Their services include Web Development and E-Commerce Development.
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$1,000+$50 - $99 / hr2 - 9Miami, FL
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Kunzig Consulting, Inc is a website development firm established in 2020. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49Indore, India
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See all 1 projectsWebSeeder Technologies specializes in Website Development, Web Design, and social media marketing. Their reviews highlight the company's exceptional service delivery, including creating user-friendly websites and engaging social media platforms. Clients appreciate their creativity, timely communication, and dedication, recognizing their work as impactful on brand image and customer interaction.
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$5,000+< $25 / hr10 - 49Vadodara, India
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See all 1 projectsWe aid our clients with innovative and custom solutions tomake the right moves in the digital sphere. Combining ourunmatched experiences and capabilities across industriesand businesses, we
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Undisclosed< $25 / hr10 - 49Chennai, India
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Established in 2011, Crayond Digital, a small web development firm, is located in Chennai, India. Their services include Web Development and Custom Software Development.
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$1,000+< $25 / hr10 - 49New Delhi, India
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Small web development firm Magnomates, is based in New Delhi, India and Laguna Beach, California. Their services include Web Development and E-Commerce Development.
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$5,000+$25 - $49 / hr10 - 49Odesa, Ukraine
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Located in Odesa, Ukraine and , Grandiz is an app development company. Established in 2007, the team offers Mobile App Development and Custom Software Development.
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UndisclosedUndisclosed10 - 49Shanghai, China
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Small web development firm 31Ten, is headquartered in Shanghai, China. Their services include Web Development and Custom Software Development.
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$5,000+$100 - $149 / hr10 - 49Denver, CO
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Founded in 2003, InteractiveWest, a small SEO agency, is headquartered in Denver, Colorado and Grand Junction, Colorado. Their team offers Search Engine Optimization and Web Development.
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$5,000+$25 - $49 / hr10 - 49
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AXLOT is a La Plata, Argentina-based web development firm. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49Resistencia, Argentina
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Software development company INNEW was established in 2016. The team specializes in Custom Software Development and E-Commerce Development.
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$1,000+$25 - $49 / hr10 - 49Darmstadt, Germany
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Inspon is a software development firm. They were established in 2017 and focus on Custom Software Development and Mobile App Development.
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$25,000+$150 - $199 / hr10 - 49San Diego, CA
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Border UX is an UX agency. Founded in 2018, the team specializes in UX/UI Design and Custom Software Development. The firm is located in San Diego, California.
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$10,000+$50 - $99 / hr10 - 49
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Vulcan Labs is a Cape Town, South Africa-based big data analytics company. Their services include BI & big data consulting & SI and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49
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Web development firm FlairDev was launched in 2019. The agency offers Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49Bratislava, Slovakia
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Alta Games is a small mobile app development company in Bratislava, Slovakia. Their services include Mobile App Development and Custom Software Development.
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$25,000+$150 - $199 / hr10 - 49Reston, VA
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User experience design agency Atmosphere Digital was established in 2004. The firm provides UX/UI Design and Web Design.
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$5,000+$100 - $149 / hr10 - 49Frankfort, IL
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Godfrey Systems is a website development company. Located in Frankfort, Illinois, the company focuses on Web Development and E-Commerce Development.
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$5,000+$100 - $149 / hr10 - 49
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HR Software Solutions, a CRM consulting and SI company, is located in New Delhi, India. They provide CRM consulting and SI and IT staff augmentation and were established in 2008.
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$50,000+$150 - $199 / hr50 - 249Seattle, WA
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Cloud consulting & SI company GenUI was launched in 2009. The midsize team focuses on cloud consulting & SI and Mobile App Development.
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$10,000+UndisclosedFreelancer
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Cascadia Digital Inc. Is a website development firm established in 2018. The team specializes in Web Development and Custom Software Development.
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UndisclosedUndisclosed10 - 49București, Romania
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Software development company SBP Romania focuses on Custom Software Development and Mobile App Development. They are in București, Romania and Amsterdam, Netherlands.
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$1,000+$25 - $49 / hrFreelancer
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Danish Jalbani is a website development firm headquartered in Karachi, Pakistan. The team focuses on Web Development and Web Design.
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$1,000+$100 - $149 / hr10 - 49
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NEB90S Holdings Sdn Bhd is a CRM consulting and SI company. Their team is located in Puchong, Malaysia. The agency specializes in CRM consulting and SI and IT managed services.
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$1,000+$25 - $49 / hr2 - 9Split, Croatia
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See all 2 projectsNeviox Digital offers Website Development services, focusing on creating SEO-optimized platforms with direct contact systems to enhance lead generation. Clients commend the company for its strong communication, market knowledge, and timely delivery of services, contributing to significant business growth. The firm is also noted for offering a wide range of digital services, aligning well with client values and budgets.
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$1,000+$25 - $49 / hr2 - 9Bengaluru, India
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In Bengaluru, India, Digirex Technologies is a website development firm. They specialize in Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9Wrocław, Poland
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Speedup Ninja is a small web development company launched in 2020. Their services include Web Development and E-Commerce Development.
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$1,000+< $25 / hr2 - 9Karachi, Pakistan
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Imaginedge Creatives, a web design company, is located in Karachi, Pakistan. They focus on Web Design and UX/UI Design and were established in 2019.
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Undisclosed< $25 / hr2 - 9
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See all 1 projectsKrel Creatives specializes in Website Development, consistently delivering high-quality services tailored to client needs. Overall feedback highlights their timely delivery, reasonable pricing, and satisfactory web design outcomes. Clients appreciate their effective communication and strong project management, although some suggest improvements in UX/UI design.
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$10,000+$100 - $149 / hr10 - 49New York, NY
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Mattermark Studios is a small New York, New York-based custom software development company. The team specializes in Custom Software Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49Zaporizhzhia, Ukraine
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DevPuzzle is a website development company. Located in Zaporizhzhia, Ukraine, the company focuses on Web Development and Custom Software Development.
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$10,000+$100 - $149 / hr50 - 249Rotterdam, Netherlands
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NGTI is a midsize app development company. Established in 2014, the team specializes in Mobile App Development and IoT development.
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$5,000+$25 - $49 / hr10 - 49Bursa, Türkiye
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Web development company and application development company Evkal Inc. Was established in 2010. The team offers Web Development and Mobile App Development.
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Undisclosed$25 - $49 / hr10 - 49Dhaka, Bangladesh
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GenRes is a social media marketing company. Their team is located in Dhaka, Bangladesh. The firm focuses on Social Media Marketing and Search Engine Optimization.
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$1,000+$300+ / hr50 - 249San Diego, CA
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In San Diego, California, NET SNIPERS MEDIA is a midsize SEO agency. Their services include Search Engine Optimization and Pay Per Click.
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$25,000+$100 - $149 / hr10 - 49
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App development firm Gray Matter is in New York, New York. The team specializes in Mobile App Development and Web Development.
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$5,000+$150 - $199 / hr10 - 49
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Macford Digital is a web development company. Established in 2020, the agency provides Web Development and Social Media Marketing.
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$50,000+$50 - $99 / hr10 - 49Torre del Greco, Italy
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Gate42 s.r.l. Is a web development firm. The Torre del Greco, Italy-based firm specializes in Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49San Nicolas, Argentina
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Banana Software LLC is a website development firm and application development firm established in 2018. Their team provides Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49
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Appbites is a cloud consulting & SI company. Their small team is in Prishtina, Kosovo. Their services include cloud consulting & SI and Web Development.
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$10,000+$25 - $49 / hr10 - 49
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Orbix Technologies, a website development firm, is located in Sharjah, United Arab Emirates. Their services include Web Development and Artificial Intelligence.
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$1,000+< $25 / hr10 - 49Surat, India
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Skyline Infosys is a web development firm. Their team is in Surat, India and focuses on Web Development and Web Design.
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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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- Market presence
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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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$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
39.3/40.019.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.3/40.019.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Web Development60% 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 -
$10,000+Undisclosed50 - 249San Francisco, CA
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38.5/40.019.2/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$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 -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.3/40.017.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
Ability to deliver
39.5/40.019.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% 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 -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.6/40.019.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$1,000+< $25 / hr250 - 999Walpole, 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 - 9,999New York, NY
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39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.4/40.016.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
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36.3/40.016.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
38.7/40.019.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37/40.018/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
38.3/40.018.4/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$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 / 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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37.5/40.018.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.5/40.016.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
37.8/40.018/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$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 -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.5/40.015.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+$50 - $99 / hr50 - 249Maribor, Slovenia
Ability to deliver
36.1/40.020/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
40% Web Development100% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$50 - $99 / hr50 - 249Poznań, Poland
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Web Development10% JavaScript50% 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.