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 89 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in Web Development, providing comprehensive services such as Front-End Development, Back-End Development, and Custom Website Development. Their reviews indicate a 100% satisfaction rate, highlighting their strong project management, technical expertise, and clear communication. Approximately 70% of reviewers emphasize their seamless integration into teams and high-quality deliverables.
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$5,000+$50 - $99 / hr2 - 9Tétouan, Morocco
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Founded in 2022, Prozy Digital Solutions is a website development company. The team specializes in Web Development and Web Design.
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$5,000+$50 - $99 / hr2 - 9Ankara, Türkiye
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Runic Bytes is a software development company established in 2022. The small team focuses on Custom Software Development and Web Development.
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$1,000+< $25 / hr2 - 9
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Masai Cloud Multimedia is a Digital Strategy company. The team is headquartered in Fort Lauderdale, Florida, and their services include Digital Strategy and Search Engine Optimization.
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$1,000+$100 - $149 / hr2 - 9Columbus, OH
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Web design agency WebTech Solutions provides Web Design and Search Engine Optimization. They are in Columbus, Ohio.
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$1,000+$25 - $49 / hr2 - 9Ahmedabad, India
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Founded in 2020, Aimbrill Techinfo is a web development company. The team focuses on Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9
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Founded in 2020, Varley Parker is a custom software development firm. The company focuses on Custom Software Development and UX/UI Design.
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$10,000+$50 - $99 / hr2 - 9
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Brewery Agency is a custom software development company. The DW GDNS, Texas-based company was established in 2020. Their team provides Custom Software Development and Mobile App Development.
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Undisclosed$50 - $99 / hr2 - 9
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Website development company 1280 Labs is based in. They focus on Web Development and Mobile App Development and were established in 2021.
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$5,000+$50 - $99 / hr2 - 9
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Total AppSolutions LLC is a Columbus, Ohio-based website development firm. The team specializes in Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr2 - 9Karachi, Pakistan
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Farside Designs, a web development company, is headquartered in Karachi, Pakistan. The team provides Web Development and Web Design.
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$1,000+< $25 / hr2 - 9
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Solvrz is a custom software development firm based in Dhaka, Bangladesh. Their services include Custom Software Development and Artificial Intelligence.
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$1,000+$50 - $99 / hr2 - 9
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Envisioned Solution is a software development firm. The agency is in Omaha, Nebraska. Their services include Custom Software Development and Web Development.
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$10,000+$100 - $149 / hr2 - 9
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Proxels is a web development company founded in 2023. Their services include Web Development and UX/UI Design.
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$10,000+$50 - $99 / hr2 - 9
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Omom Code is a custom software development company launched in 2023. The team specializes in Custom Software Development and Web Development.
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Undisclosed$50 - $99 / hr2 - 9Metepec, Mexico
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Colibri Blockchain & Web Development is a Blockchain company. They were founded in 2022, and their services include Blockchain and Web Development.
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$10,000+< $25 / hr2 - 9
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Kasolet is a Prishtinë, Kosovo-based IT staff augmentation company. Established in 2023, the team focuses on IT staff augmentation and Custom Software Development.
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Undisclosed$50 - $99 / hr2 - 9
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Established in 2023, Poorn Swachalit Technologies is a small AI development company. Their services include Artificial Intelligence and Web Development.
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Undisclosed< $25 / hr2 - 9Sirsa, India
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Codingeeks is a custom software development company. Established in 2021, the team specializes in Custom Software Development and Web Development. The agency is located in Sirsa, India.
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$1,000+< $25 / hr2 - 9
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Established in 2015, Softplace is a social media marketing agency. Their services include Social Media Marketing and Email Marketing.
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UndisclosedUndisclosed2 - 9Lagos, Nigeria
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Located in Lagos, Nigeria, Ninth Binary is a small custom software development firm. The team provides Custom Software Development and Web Development.
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Undisclosed$25 - $49 / hr2 - 9
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Devopts Branding Agency is a website development firm. They were launched in 2016, and their services include Web Development and Social Media Marketing.
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$5,000+$100 - $149 / hr2 - 9Bournemouth, England
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Weissman is a branding company. Established in 2017, their team offers Branding and Web Development.
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$1,000+< $25 / hr2 - 9
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Launched in 2010, Squarecode is a small user experience company in Mysuru, India and Bengaluru, India. Their team specializes in UX/UI Design and cloud consulting & SI.
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$1,000+$25 - $49 / hr2 - 9
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Established in 2022, Artifision, a small software development firm, is based in Čačak, Serbia. Their team provides Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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Small website development firm Mixsoft Ltd, is based in London, England and T'bilisi, Georgia. Their services include Web Development and Artificial Intelligence.
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$1,000+$50 - $99 / hr2 - 9
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Founded in 2022, Drayk Studio is a web development company. Their team focuses on Web Development and Web Design.
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$1,000+$25 - $49 / hr2 - 9
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LogicWire is a Zagreb, Croatia-based custom software development firm. Founded in 2022, the team specializes in Custom Software Development and Web Development.
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$25,000+$50 - $99 / hr2 - 9San Salvador, El Salvador
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Republicode is a software development firm. In San Salvador, El Salvador, the firm was founded in 2023. Their team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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Winmove is a London, England-based UX design company. Their services include UX/UI Design and Graphic Design.
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UndisclosedUndisclosed2 - 9
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GEXIN GROUP is a small Product Design company. Launched in 2021, the team specializes in Product Design and BI & big data consulting & SI.
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$1,000+< $25 / hr2 - 9Nashik, India
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Calibort Technologies is a software development company. Their team is based in Nashik, India. The agency specializes in Custom Software Development and Web Development.
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$5,000+Undisclosed2 - 9
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WebCrea™ Türkiye, a web development company, is located in Niğde, Türkiye and London, England. Their services include Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9Ajman, United Arab Emirates
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Braindepo LLC is a Product Design company founded in 2018. Their team offers Product Design and API Development.
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$1,000+$50 - $99 / hr2 - 9Mississauga, Canada
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The Creative Horse is a SEO company established in 2023. Their services include Search Engine Optimization and Web Design.
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$10,000+$50 - $99 / hr2 - 9
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Advertising company BhojPress is in Chandrapur, Nepal and Kathmandu, Nepal. Established in 2024, the team specializes in Advertising and Branding.
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Undisclosed< $25 / hr2 - 9
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ThowdSoft is a web development firm. The team focuses on Web Development and E-Commerce Development, and the company is in.
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$1,000+$25 - $49 / hr2 - 9Funchal, Portugal
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Mobile app development firm Ethical Algorithm was founded in 2022. The company provides Mobile App Development and Web Development, and is small.
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$5,000+$50 - $99 / hr2 - 9Istanbul, Türkiye
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Located in Istanbul, Türkiye, Ophanic Solutions Ltd. Is a small Product Design company. Their services include Product Design and CRM consulting and SI.
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$1,000+< $25 / hr2 - 9
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AmasaTech is a small SEO agency. They focus on Search Engine Optimization and Custom Software Development and were launched in 2023.
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$1,000+< $25 / hr2 - 9Dublin, CA
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Yuwix Technologies, a small website development firm, is located in Dublin, California. Their services include Web Development and E-Commerce Development.
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UndisclosedUndisclosed2 - 9Chandigarh, India
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Located in Chandigarh, India, Cryonic IT Services is a small Conversion Optimization company. Their services include Conversion Optimization and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9
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Located in Tabokoto, Gambia, Limitlast is a branding agency. Established in 2022, the team focuses on Branding and Digital Strategy.
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$1,000+< $25 / hr2 - 9Quezon City, Philippines
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StackSpace is a small software development company. They focus on Custom Software Development and Mobile App Development and were established in 2022.
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$1,000+$50 - $99 / hr2 - 9Oostende, Belgium
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Founded in 2021, Studio DLVX is a small Oostende, Belgium-based SEO company. Their services include Search Engine Optimization and Web Design.
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$1,000+$25 - $49 / hr2 - 9Karachi, Pakistan
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Savy Mindz is a web development firm launched in 2023. Their team provides Web Development and Search Engine Optimization.
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Undisclosed< $25 / hr2 - 9
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StealthCoder Technologies, a web design company, was founded in 2024. The team specializes in Web Design and UX/UI Design and is located in Murshidabad, India.
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UndisclosedUndisclosed2 - 9New Delhi, India
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Cazaro Ecommerce & Media Entertainment Pvt Ltd is a web design company launched in 2015. Their team provides Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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IT managed services company Cloudsys Network was established in 2018. The firm focuses on IT managed services and Web Development, and is small.
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Undisclosed< $25 / hr2 - 9
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Pixelpop Design Studio is a Market Research company. Their small team is in Hyderabad, India and provides Market Research and Web Design. The firm was founded in 2024.
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$1,000+$25 - $49 / hr2 - 9
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API Development company A2LTek inc is in London, Canada. They provide API Development and Custom Software Development and were founded in 2024.
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List of the Top 15 JavaScript Development Companies
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$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 -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
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38.5/40.019.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% 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
Ability to deliver
38.7/40.019.4/20 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
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39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.5/40.017.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
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39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.6/40.018.6/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% 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 -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
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38.7/40.018.8/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% 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
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
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 -
$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 -
$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 -
$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 -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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37.3/40.018.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$10,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
Ability to deliver
38.3/40.019.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
40% Web Development50% JavaScript60% 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+$25 - $49 / hr50 - 249Rickmansworth, England
Ability to deliver
38.9/40.019.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development20% JavaScript40% 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.