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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$1,000+Undisclosed10 - 49Austin, TX
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Pioneer Systems Tech is a branding company launched in 2020. Their team specializes in Branding and Social Media Marketing.
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Undisclosed< $25 / hr10 - 49
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Codes Page is a social media marketing agency. They specialize in Social Media Marketing and Web Development and are headquartered in Gujranwala, Pakistan.
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UndisclosedUndisclosed10 - 49
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Launched in 2021, MakinfraTek Software Solutions is a DevOps Managed Services company. The team focuses on DevOps Managed Services and Web Development and is based in Coimbatore, India.
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$1,000+$25 - $49 / hr10 - 49
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Dirix Digital is a social media marketing company established in 2021. Their services include Social Media Marketing and Web Design.
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$10,000+$100 - $149 / hr10 - 49Ventura, CA
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Webenix Solutions is a Ventura, California-based social media marketing company. Established in 2018, the team focuses on Social Media Marketing and Email Marketing.
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Undisclosed$25 - $49 / hr10 - 49
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Chimpsdev is a web development company. Their small team is based in Santo Tomé, Argentina and focuses on Web Development and Branding. The company was established in 2023.
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$1,000+< $25 / hr10 - 49
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Team Unibrains, a web design agency, is in Stuttgart, Germany and Surat, India. Founded in 2021, the team offers Web Design and Custom Software Development.
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Undisclosed< $25 / hr10 - 49Ahmedabad, India
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Fabzig Technologies, a custom software development firm, is in Ahmedabad, India. The team offers Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49Rochelle, TX
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Prismfinity is a web development company in Rochelle, Texas. They specialize in Web Development and E-Commerce Development.
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$10,000+$50 - $99 / hr10 - 49Katowice, Poland
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SOFT HOUSE, an IT staff augmentation company, was launched in 2022. The team provides IT staff augmentation and Custom Software Development.
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UndisclosedUndisclosed10 - 49
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Launched in 2010, DigiAcute is a social media marketing company. The small team focuses on Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49
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Social media marketing company Media Hubster was launched in 2021. The team offers Social Media Marketing and Search Engine Optimization and is based in Sahibzada Ajit Singh Nagar, India.
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$5,000+$25 - $49 / hr10 - 49Katowice, Poland
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IT Transformation is a custom software development company launched in 2000. The company offers Custom Software Development and Microservices Architecture Services.
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$10,000+$50 - $99 / hr10 - 49București, Romania
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Established in 2014, ONE NEW EXPERIENCE is a small software development firm in București, Romania and Târgoviște, Romania. Their team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Islamabad, Pakistan
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Zylu Technologies is an user experience design company in Islamabad, Pakistan. Their services include UX/UI Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Techforbs Services Pvt Ltd is a website development company. In Ahmedabad, India, their team focuses on Web Development and E-Commerce Development.
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UndisclosedUndisclosed10 - 49
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Webdigitalsphere is a social media marketing firm. They are headquartered in and have small team. They offer Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49Dubai, United Arab Emirates
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Planotech is a branding company. Founded in 2023, the team focuses on Branding and Social Media Marketing.
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Undisclosed$50 - $99 / hr10 - 49
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Launched in 2021, Dever Ltd is a small Seoul, South Korea-based web design agency. Their services include Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49
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Founded in 2018, Grascope Industries LTD is an IT strategy consulting company. Based in , the team specializes in IT strategy consulting and IT managed services.
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$1,000+$25 - $49 / hr10 - 49Kochi, India
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Xyvin technologies, a custom software development company, was founded in 2023. The team provides Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49
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Dream Stream Solutions is a Digital Strategy company. The Richmond, Texas-based firm was launched in 2018. Their services include Digital Strategy and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49Manchester, England
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Zumlex Web is an IT staff augmentation company. They are located in Manchester, England and have small team of experts. Their services include IT staff augmentation and Custom Software Development.
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$1,000+< $25 / hr10 - 49Gazipur, Bangladesh
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Web design agency Mad Brain is based in Gazipur, Bangladesh. Their services include Web Design and UX/UI Design.
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$5,000+$25 - $49 / hr10 - 49Madrid, Spain
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Software development company COD Nocode Studio is based in Madrid, Spain. Their services include Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49
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Riverlabs is a web development firm. Their small team is based in San Jose, California and provides Web Development and Application Testing. The agency was established in 2024.
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$1,000+$25 - $49 / hr10 - 49Köln, Germany
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Software development company Squad-C GmbH was founded in 2024. The team provides Custom Software Development and Web Development and is based in Köln, Germany and Kowloon, Hong Kong.
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$5,000+$50 - $99 / hr10 - 49
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BlueSpark Technologies is a custom software development company. The small Cluj-Napoca, Romania-based team provides Custom Software Development and Web Development. The agency was launched in 2024.
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$1,000+< $25 / hr10 - 49Paraná, Argentina
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Capasso Tech is a small custom software development firm. They offer Custom Software Development and Web Development and were founded in 2024.
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$1,000+$50 - $99 / hr10 - 49Noida, India
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Innoscales Technologies Pvt Ltd is a SEO agency. The small Noida, India-based team provides Search Engine Optimization and cloud consulting & SI. The company was established in 2024.
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$1,000+$100 - $149 / hr10 - 49Bengaluru, India
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Startyfy is a Bengaluru, India-based branding firm. They focus on Branding and Social Media Marketing.
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$25,000+$25 - $49 / hr10 - 49Bengaluru, India
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Tequity is an user experience agency. Their small team of employees is based in Bengaluru, India. Their team provides UX/UI Design and Web Development.
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UndisclosedUndisclosed10 - 49
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EnSpirit Technologies, a custom software development company, is based in London, England. The team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Pune, India
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Launched in 2020, TecMetaverse, a small Blockchain company, is in Pune, India. Their team provides Blockchain and Web Development.
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UndisclosedUndisclosed10 - 49
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User experience design company KEYLITE COMPANY was established in 2020. The team specializes in UX/UI Design and Custom Software Development and is based in Kakamega, Kenya.
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Undisclosed< $25 / hr10 - 49
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Rubytech is an user experience agency. They are based in Dhaka, Bangladesh and have small team. They provide UX/UI Design and ERP consulting and SI.
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Undisclosed$25 - $49 / hr10 - 49Lucknow, India
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Jivu Infosolutions is a web development company. Launched in 2023, the team provides Web Development and Mobile App Development. The agency is headquartered in Lucknow, India.
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$1,000+$100 - $149 / hr10 - 49İstanbul, Türkiye
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KARAKAR Web Tasarım ve Yazılım Ajansı is a web design company. Launched in 2022, the team specializes in Web Design and UX/UI Design. The firm is located in İstanbul, Türkiye.
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$1,000+$25 - $49 / hr10 - 49Surat, India
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Cuelix is a small Surat, India-based web development firm. Their services include Web Development and Mobile App Development.
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$5,000+< $25 / hr10 - 49
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Saanvika Software solutions is a Digital Strategy company. Founded in 2022, the firm is based in Hyderabad, India. Their services include Digital Strategy and UX/UI Design.
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$10,000+$50 - $99 / hr10 - 49
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Brainiac QC is a web design company. The Shawinigan, Canada-based team offers Web Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49
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Chasemind Solution Private Limited is a CRM consulting and SI company established in 2024. The agency specializes in CRM consulting and SI and ERP consulting and SI, and is small.
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$10,000+$25 - $49 / hr10 - 49Sarajevo, Bosnia and Herzegovina
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Headquartered in Sarajevo, Bosnia and Herzegovina, SCode is a small software development firm. The team specializes in Custom Software Development and BI & big data consulting & SI.
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$1,000+< $25 / hr10 - 49Lahore, Pakistan
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Website development company RixtySoft was founded in 2020. The team offers Web Development and BI & big data consulting & SI and is in Lahore, Pakistan.
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$50,000+$25 - $49 / hr10 - 49
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Established in 2022, Derg Technology is a Product Design company. Their team provides Product Design and IT staff augmentation.
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$1,000+$25 - $49 / hr10 - 49Hounslow, England
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Britnex Solution Ltd is a SEO company founded in 2021. The small team specializes in Search Engine Optimization and UX/UI Design.
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Undisclosed< $25 / hr10 - 49
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Sasha nexus, an user experience agency, was launched in 2024. They offers UX/UI Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49
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Makawana Consultancy Services is a Surat, India-based SEO agency. The team offers Search Engine Optimization and UX/UI Design.
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$5,000+< $25 / hr10 - 49
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Ascomp Technologies Pvt Ltd is an IT strategy consulting company. In New Delhi, India, the team focuses on IT strategy consulting and Custom Software Development.
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Undisclosed$25 - $49 / hr10 - 49Faisalabad, Pakistan
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DevPumas, an AI firm, was established in 2022. The team focuses on Artificial Intelligence and Web Development.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development75% JavaScript50% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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39.1/40.019.8/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$1,000+< $25 / hr250 - 999Boston, MA
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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
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
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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
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
36.5/40.019.2/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$25,000+$100 - $149 / hr50 - 249Long Beach, CA
Ability to deliver
36.2/40.018.2/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
100% Web Development40% JavaScript
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.