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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$10,000+$25 - $49 / hr10 - 49Odesa, Ukraine
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Iqonsoft is a web development firm. They are located in Odesa, Ukraine and have small team. They offer Web Development and UX/UI Design.
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UndisclosedUndisclosed10 - 49Ahmedabad, India
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5Mindz Technolabs is a small website development firm launched in 2013. Their services include Web Development and Mobile App Development.
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$10,000+$50 - $99 / hr10 - 49Bratislava, Slovakia
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Based in Bratislava, Slovakia, QUES software house is a custom software development firm. They provide Custom Software Development and Web Development and were launched in 2018.
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$1,000+$25 - $49 / hr10 - 49Thanesar, India
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Established in 2021, Intedm is a web development company. Their services include Web Development and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49
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TURTANU B.V. Is a website development company. They are based in AMSTERDAM, Netherlands. Their team focuses on Web Development and IT strategy consulting.
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$5,000+< $25 / hr10 - 49Amman, Jordan
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Website development company BottleTech was established in 2022. The agency provides Web Development and Blockchain, and is small.
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$1,000+$25 - $49 / hr10 - 49Noida, India
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Interactive is an UX agency. Founded in 2020, the company specializes in UX/UI Design and Web Development.
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UndisclosedUndisclosed10 - 49Ilford, England
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Digitrix Media Limited is a social media marketing agency located in Ilford, England. They offer Social Media Marketing and Search Engine Optimization and were established in 2017.
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$1,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Shnair Tech is a mobile app development firm founded in 2020. The team offers Mobile App Development and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49Jaipur, India
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Electrostreamtech is a Jaipur, India-based website development company. They provide Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49Sacramento, CA
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Launched in 2018, Site Design Agency is a website development company. The small team specializes in Web Development and Mobile App Development.
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Undisclosed$25 - $49 / hr10 - 49Gdańsk, Poland
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Devdevdev.co, a website development company, was founded in 2015. Headquartered in Gdańsk, Poland, the team focuses on Web Development and Web Design.
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Undisclosed$25 - $49 / hr10 - 49Singapore, Singapore
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Located in Singapore, Singapore, TrueWorld Studios is an AR/VR development company. Founded in 2021, the team focuses on AR/VR development and Web Development.
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$1,000+< $25 / hr10 - 49
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Website development firm Devzox was founded in 2021. The team provides Web Development and Mobile App Development and is headquartered in okara, Pakistan.
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Undisclosed$25 - $49 / hr10 - 49Kyiv, Ukraine
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UX design agency Solutio was founded in 2020. The team offers UX/UI Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49
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Founded in 2019, lenedo.tech is a small web development firm. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49London, England
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NEED Global Technology & Innovations Limited is a small web design company. They specialize in Web Design and Custom Software Development and were founded in 2021.
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$25,000+< $25 / hr10 - 49
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Founded in 2019, Software Chains is a software development firm. Located in मिरा भाइंदर, India, the team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Web development company and app development company Hotbox Studios Limited is based in Kampala, Uganda. The team specializes in Web Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49Noida, India
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GO ACCELERIX PRIVATE LIMITED, an ERP consulting and SI company, was established in 2024. The company focuses on ERP consulting and SI and Custom Software Development, and is small.
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$1,000+$25 - $49 / hr10 - 49
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Website development company and e-commerce development firm VupgradeU Infotech was established in 2024. The small team specializes in Web Development and E-Commerce Development.
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$1,000+Undisclosed10 - 49Ichikawa, Japan
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Launch Lab is an Ichikawa, Japan-based branding agency. Their services include Branding and Content Marketing.
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$1,000+Undisclosed10 - 49Mumbai, India
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Avocado Tech is a Mumbai, India-based web design agency. The team focuses on Web Design and UX/UI Design.
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$5,000+$25 - $49 / hr10 - 49
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Performant Code is an user experience agency. The team provides UX/UI Design and Web Development.
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$10,000+$25 - $49 / hr10 - 49Montreuil, France
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2i Digitals LLC is a Sofia, Bulgaria-based cloud consulting & SI company. They offer cloud consulting & SI and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Faisalabad, Pakistan
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J.K. DIGISOL is a website development firm. Located in Faisalabad, Pakistan, the team offers Web Development and Social Media Marketing.
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UndisclosedUndisclosed10 - 49Doha, Qatar
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Sygmetiv Business Solutions, a branding company, is in Doha, Qatar. The team specializes in Branding and Search Engine Optimization.
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$1,000+< $25 / hr10 - 49
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Established in 2024, IBLAAQISOL is a small social media marketing firm. Their services include Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49Dubai, United Arab Emirates
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Social media marketing company Rapid Digi Solutions was founded in 2023. The small team offers Social Media Marketing and Digital Strategy.
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$1,000+$100 - $149 / hr10 - 49Ikeja, Nigeria
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Evaluate Media is a public relations company founded in 2019. The team provides Public Relations and Social Media Marketing and is based in Ikeja, Nigeria.
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Undisclosed$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Headquartered in Dhaka, Bangladesh, Introbangla Technologies Ltd. Is a small Digital Strategy company. Their services include Digital Strategy and BI & big data consulting & SI.
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$5,000+$25 - $49 / hr10 - 49Accra, Ghana
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SEO company Techsurge Africa was launched in 2011. Based in Accra, Ghana, the team provides Search Engine Optimization and BI & big data consulting & SI.
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$5,000+$50 - $99 / hr10 - 49Cordillera, Chile
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Automatiza Tech is a business intelligence company located in Cordillera, Chile. They provide BI & big data consulting & SI and Custom Software Development and were launched in 2022.
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$5,000+$25 - $49 / hr10 - 49Zouk Mosbeh, Lebanon
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Launched in 2015, Endspace Mena, a small web design agency, is based in Zouk Mosbeh, Lebanon. Their team provides Web Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49New Delhi, India
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CODOLOGI is an user experience company based in New Delhi, India. They focus on UX/UI Design and Custom Software Development and were established in 2022.
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$1,000+< $25 / hr10 - 49
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Vinidra Technologies is a Digital Strategy company. Launched in 2024, the team focuses on Digital Strategy and Search Engine Optimization. The agency is based in bengaluru, India.
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$1,000+< $25 / hr10 - 49
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Techzipe is a web design company headquartered in Nellore, India. They offer Web Design and UX/UI Design.
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$5,000+$50 - $99 / hr10 - 49
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In Wantirna South, Australia, Equartis Technologies is a custom software development firm. Launched in 2022, the team specializes in Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49New Delhi, India
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Social media marketing firm BOOSTIFYS SOLUTION was founded in 2020. The team offers Social Media Marketing and Email Marketing.
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$10,000+$25 - $49 / hr10 - 49
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Arena Code Software, an IT staff augmentation company, was launched in 2018. The company provides IT staff augmentation and Custom Software Development, and is small.
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$5,000+$50 - $99 / hr10 - 49Toronto, Canada
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GoCaptivate is a branding firm. Founded in 2023, the firm focuses on Branding and Web Design.
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UndisclosedUndisclosed10 - 49Indore, India
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Located in Indore, India, Gigatorb Software Pvt Ltd,Indore is a CRM consulting and SI company. They provide CRM consulting and SI and Web Development and were established in 2021.
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$5,000+$100 - $149 / hr10 - 49Gandhinagar, India
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WE Help WP is a web design agency and web development firm. They are in Gandhinagar, India, and their services include Web Design and Web Development.
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$1,000+$50 - $99 / hr10 - 49Warszawa, Poland
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Founded in 2025, Fast & Running is a web development firm and e-commerce development company. The agency specializes in Web Development and E-Commerce Development, and is small.
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$1,000+$25 - $49 / hr10 - 49Hanoi, Vietnam
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Gigasource is a mobile app development firm launched in 2015. Their team offers Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Bursa, Türkiye
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Minisoft is a small Bursa, Türkiye-based website development firm. Their services include Web Development and UX/UI Design.
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$5,000+$25 - $49 / hr10 - 49
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Founded in 2016, Prixamo is a website development company. Their team offers Web Development and Mobile App Development.
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$5,000+< $25 / hr10 - 49
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See all 2 projectsCloudPro Infotech specializes in Website Development and Web Design services. Their reviews consistently highlight their punctuality, effective project management, and the positive impact on clients' digital presence. A notable theme is their ability to deliver comprehensive web solutions, including home, about, service, and contact pages, on time.
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$1,000+$25 - $49 / hr2 - 9
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Seven Seeds Media is a SEO agency located in Ciudad de México, Mexico and Tepoztlán, Mexico. They specialize in Search Engine Optimization and Web Design and were established in 2017.
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$5,000+$150 - $199 / hr2 - 9London, England
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ENV STUDIO is an user experience design agency. The London, England-based agency was launched in 2020. Their team focuses on UX/UI Design and Branding.
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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
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
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
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 -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
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
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
Ability to deliver
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 -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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.