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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$10,000+$25 - $49 / hr10 - 49San José de Mayo, Uruguay
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Founded in 2021, White Monkey is a software development firm. The firm offers Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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ZJ Enterprises is a web development company. Their small team of employees is located in Karachi, Pakistan. Their team focuses on Web Development and E-Commerce Development.
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$50,000+$50 - $99 / hr10 - 49São Paulo, Brazil
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TZ3 Technologies, a software development company, was founded in 2009. The team offers Custom Software Development and Web Development and is based in São Paulo, Brazil.
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$1,000+$50 - $99 / hr10 - 49
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Valardigital is an e-commerce development company. They provide E-Commerce Development and Web Development and are based in Pune, India.
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$10,000+$50 - $99 / hr10 - 49Helsinki, Finland
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Coredo is a Helsinki, Finland-based Digital Strategy company. Established in 2014, the team specializes in Digital Strategy and Web Design.
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$100,000+$50 - $99 / hr10 - 49Niš, Serbia
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CRM consulting and SI company Quadrix Soft was launched in 2017. Headquartered in Niš, Serbia, the team specializes in CRM consulting and SI and Web Development.
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$10,000+$50 - $99 / hr10 - 49London, England
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Launched in 2008, SiliconTechnix Uk is a small web design agency. Their services include Web Design and Web Development.
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$1,000+$50 - $99 / hr10 - 49
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Tech SaraZ - Web Development, Web Design Company in Bangalore is a small website development firm established in 2020. Their services include Web Development and Web Design.
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$10,000+$25 - $49 / hr10 - 49Aveiro, Portugal
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Custom software development company The KnowCode Company was established in 2017. The agency provides Custom Software Development and Web Development, and is small.
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$1,000+$25 - $49 / hr10 - 49New Town, India
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Based in New Town, India, Oneskai is a social media marketing firm. Their services include Social Media Marketing and Search Engine Optimization.
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$1,000+< $25 / hr10 - 49Gurugram, India
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Digital Polaris is a social media marketing company. Founded in 2022, the team provides Social Media Marketing and Content Marketing. The company is in Gurugram, India.
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UndisclosedUndisclosed10 - 49Wiesbaden, Germany
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Founded in 2017, alkima WEB & DESIGN ® is a web design agency. The company provides Web Design and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49
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Orange Global Digital Marketing Agency in Noida, Delhi NCR is a website development company. The company was launched in 2014. Their services include Web Development and Mobile App Development.
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$50,000+< $25 / hr10 - 49
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RunaID is a San Luis, Argentina-based IT staff augmentation company. Established in 2014, the team focuses on IT staff augmentation and Custom Software Development.
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$1,000+< $25 / hr10 - 49Gilbert, AZ
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DeskTeam360 is a social media marketing company. They are headquartered in Gilbert, Arizona and Malang, Indonesia and have small team. They provide Social Media Marketing and Pay Per Click.
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$5,000+$200 - $300 / hr10 - 4908, Andorra
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Established in 1997, Andorsoft SA is a CRM consulting and SI company. The small team provides CRM consulting and SI and ECM consulting and SI.
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$1,000+$100 - $149 / hr10 - 49Troy, MI
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Neutrix, a Content Marketing company, was established in 2015. Based in Troy, Michigan, the team specializes in Content Marketing and Email Marketing.
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$1,000+< $25 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Small social media marketing firm Canvas Craft Media, is located in Sahibzada Ajit Singh Nagar, India. Their services include Social Media Marketing and Web Development.
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$5,000+$25 - $49 / hr10 - 49Grand Prairie, TX
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Founded in 2020, Nomads Tech- IT Consulting Company is an user experience agency. Their team specializes in UX/UI Design and IT strategy consulting.
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$1,000+$50 - $99 / hr10 - 49
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ILM Techno Solutions, a custom software development firm, specialize in Custom Software Development and Web Development. They were established in 2014.
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$1,000+$25 - $49 / hr10 - 49
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Based in Berlin, Germany, TechNow IO is an IT managed services company. Their services include IT managed services and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Pernik, Bulgaria
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SFC Ltd. Is an user experience design agency. Based in Pernik, Bulgaria, the team provides UX/UI Design and Web Development.
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$1,000+$50 - $99 / hr2 - 9Newark, DE
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Web Technology Expert LLC is a branding firm. They are based in Newark, Delaware. Their team offers Branding and Social Media Marketing.
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$1,000+$25 - $49 / hr10 - 49Hyderabad, India
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Weblink Solutions is a mobile app development company. The agency is based in Hyderabad, India. Their services include Mobile App Development and Web Design.
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$25,000+$200 - $300 / hr10 - 49Los Angeles, CA
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Launched in 2004, Signature Creative™ is an UX design agency. The small team offers UX/UI Design and AR/VR development.
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UndisclosedUndisclosed2 - 9Chennai, India
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Akasa Unitech, a social media marketing company, is headquartered in Chennai, India. The team offers Social Media Marketing and Pay Per Click.
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$1,000+$100 - $149 / hr2 - 9
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UX agency Foureyes Solutions is based in Melbourne, Australia. They specialize in UX/UI Design and Web Development.
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$1,000+< $25 / hr2 - 9Jaipur, India
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Ayito Infotech is a small Jaipur, India-based UX design company. Their services include UX/UI Design and E-Commerce Development.
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$25,000+$150 - $199 / hr10 - 49Zürich, Switzerland
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E-commerce development firm Sly AG was founded in 2017. The team specializes in E-Commerce Development and Web Development and is headquartered in Zürich, Switzerland.
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$1,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Emerssive is an e-commerce development firm launched in 2015. Their team provides E-Commerce Development and Custom Software Development.
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$1,000+< $25 / hr10 - 49
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Mighty Tech, a mobile application development company, is in Ahmedabad, India. Their services include Mobile App Development and Artificial Intelligence.
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$5,000+$50 - $99 / hr10 - 49Emporia, KS
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Small Staffing company Tecces , is in Emporia, Kansas. The team specializes in Staffing and UX/UI Design.
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$1,000+< $25 / hr50 - 249Koratty, India
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See all 1 projectsPinetech IT Solutions P LTD offers application development services, including member management, accounts management, and informative dashboards. Overall feedback highlights their adaptive approach, understanding of startup needs, and ability to deliver projects on time while staying within budget. Clients appreciate their technological expertise and effective communication.
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$5,000+< $25 / hr50 - 249Hanoi, Vietnam
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Vinsofts JSC is a mobile app development company. The Hanoi, Vietnam-based agency was founded in 2012. Their team offers Mobile App Development and Web Development.
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$1,000+< $25 / hr50 - 249Coimbatore, India
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SYZYGY Enterprise Solutions is an IoT development company. The company is headquartered in Coimbatore, India. Their services include IoT development and E-Commerce Development.
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$5,000+$25 - $49 / hr50 - 249
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HawksCode Softwares UK LTD is a London, England-based application development firm. Launched in 2012, the team offers Mobile App Development and Web Development.
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$1,000+$25 - $49 / hrFreelancer
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WebiFed is a small Serbia-based website development firm. Their services include Web Development and Web Design.
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$5,000+$50 - $99 / hrFreelancerSaint-Malo, France
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11abacus is a website development company founded in 2003. Based in Saint-Malo, France, the team focuses on Web Development.
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$5,000+$50 - $99 / hr50 - 249Gurugram, India
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E-commerce development company Go Fly Digital is based in Gurugram, India. Founded in 2019, the team provides E-Commerce Development and Web Development.
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$5,000+$150 - $199 / hr50 - 249
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Launched in 2010, Excel Digital Group is a midsize social media marketing firm. Their team focuses on Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed50 - 249Oslo, Norway
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Other Application Development company Glocal View is located in Oslo, Norway and Noida, India. Launched in 2014, the team offers Other Application Development and IT staff augmentation.
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$10,000+$25 - $49 / hr50 - 249Mumbai, India
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OPENSPACE SERVICES PVT LTD, a midsize custom software development company, is based in Mumbai, India. The team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr50 - 249
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Top New York WebDesigning is a midsize Queens Village, New York-based SEO company. Their services include Search Engine Optimization and Web Development.
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$1,000+$100 - $149 / hrFreelancerTimperley, England
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Morgan Feeney is a web development company established in 2022. Their services include Web Development and Search Engine Optimization.
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$5,000+$100 - $149 / hrFreelancerBrugge, Belgium
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MN Studio, a small website development company, is headquartered in Brugge, Belgium. The team provides Web Development and Web Design.
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$5,000+$25 - $49 / hr50 - 249Fredericton, Canada
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Mobile application development firm SyntecX was launched in 2005. The midsize team focuses on Mobile App Development and Web Development.
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$1,000+$50 - $99 / hr50 - 249New York, NY
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Web design agency Softwaric is based in New York, New York. They focus on Web Design and UX/UI Design and were established in 2019.
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UndisclosedUndisclosedFreelancerShurdington, England
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Squee, a web design agency, is in Shurdington, England. Launched in 2023, the team provides Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9Karachi, Pakistan
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Innovate Elite is a mobile application development company. The team is in Karachi, Pakistan, and their services include Mobile App Development and AI Agents.
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$1,000+$50 - $99 / hr2 - 9Paris, France
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Scalerize is a software development firm. They focus on Custom Software Development and Web Development and were established in 2024. The agency is in Paris, France.
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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
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
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
Ability to deliver
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
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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.