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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UndisclosedUndisclosed10 - 49
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Launched in 2011, Debugged Pro Pvt. Ltd. Is a small New York, India-based Digital Strategy company. Their team offers Digital Strategy.
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$1,000+$25 - $49 / hr10 - 49Durrës, Albania
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Launched in 2022, Vertex Web is a small Durrës, Albania-based web development firm. Their team provides Web Development and Ecommerce Marketing.
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$5,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Sookshum Labs is an user experience company. The firm is in Sahibzada Ajit Singh Nagar, India. Their services include UX/UI Design and Web Development.
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$10,000+$50 - $99 / hr10 - 49Prague, Czech Republic
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Guap Media, a small user experience agency, is based in Prague, Czech Republic. Their services include UX/UI Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49
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Patterns7 Technologies Pvt Ltd is a software development firm. Launched in 2014, the team focuses on Custom Software Development and Web Development.
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$5,000+< $25 / hr10 - 49
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Graphic design agency Jemistry Info Solutions LLP specializes in Graphic Design and Cybersecurity. They were established in 2014.
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$1,000+$50 - $99 / hr10 - 49Lawrenceville, GA
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Nexrupt Technologies is an user experience design company founded in 2023. The team offers UX/UI Design and Custom Software Development and is based in Lawrenceville, Georgia.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Palladiumhub is a software development company headquartered in Ahmedabad, India and Ahmedabad, India. The team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Cagayan De Oro City, Philippines
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Web design company Webforest Digital Solutions LLC is in Austin, Texas and Cagayan De Oro City, Philippines. Their services include Web Design and Custom Software Development.
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$25,000+$100 - $149 / hr10 - 49Omaha, NE
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DevObsessed is an IT staff augmentation company based in Omaha, Nebraska. Established in 2022, the team specializes in IT staff augmentation and Custom Software Development.
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$1,000+$50 - $99 / hr10 - 49
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Qboxus is a branding firm. The agency is located in lahore, Pakistan and Queens, New York. Their services include Branding and UX/UI Design.
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$10,000+$25 - $49 / hr10 - 49
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Qodix is an user experience agency. Founded in 2020, the firm is in Bitola, North Macedonia. Their team provides UX/UI Design and cloud consulting & SI.
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UndisclosedUndisclosed10 - 49
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Infomagine softwares is a SEO agency. Established in 2014, their team specializes in Search Engine Optimization and IT staff augmentation.
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$5,000+$25 - $49 / hr10 - 49
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Established in 2024, Quark Infotech Pvt. Ltd. Is a small web design agency. Their services include Web Design and UX/UI Design.
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$50,000+$50 - $99 / hr10 - 49
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Mobility Eye fzc, a software development firm, was founded in 2008. The team provides Custom Software Development and Web Development and is in Sharjah, United Arab Emirates.
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$25,000+$25 - $49 / hr10 - 49
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ICodeBees, a cloud consulting & SI company, is headquartered in Norwich, England and Ernakulam, India. Founded in 2024, the team focuses on cloud consulting & SI and ERP consulting and SI.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Wafi Solutions is a big data company. Founded in 2013, the team offers BI & big data consulting & SI and Custom Software Development. The firm is located in Dhaka, Bangladesh.
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$1,000+$25 - $49 / hr10 - 49
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Anomoz Softwares is a Digital Strategy company. The team specializes in Digital Strategy and Social Media Marketing and is based in Karachi, Pakistan.
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$5,000+$150 - $199 / hr10 - 49
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In George Town, Cayman Islands, Biizy is a small branding agency. Their services include Branding and Marketing Strategy.
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$1,000+< $25 / hr10 - 49
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Established in 2009, Magic Web Services is a SEO company. Their team focuses on Search Engine Optimization and Graphic Design.
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$1,000+$25 - $49 / hr2 - 9
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Thirdvision is a website development company located in Anand, India. Launched in 2018, the team provides Web Development and Social Media Marketing.
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Undisclosed< $25 / hr10 - 49Baranagar, India
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Based in Baranagar, India, CODEIN TECHNOLOGIES is a custom software development company. Their services include Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49Oakland, FL
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Aeos Web Design is a web design company established in 2021. Their services include Web Design and Search Engine Optimization.
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$1,000+$50 - $99 / hr2 - 9
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Spectra Virtus is a small custom software development company. Launched in 2024, the team focuses on Custom Software Development and UX/UI Design.
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Undisclosed< $25 / hr2 - 9Itaberia, India
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Scriptlab Solutions (OPC) Pvt. Ltd., a web design agency, was launched in 2023. The small team focuses on Web Design and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Toronto, Canada
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Launched in 2020, Cooper Digital Agency is a web development company. The agency specializes in Web Development and Branding.
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$1,000+< $25 / hr2 - 9
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See all 1 projectsSplixCube is a cutting-edge IT company headquartered in the enchanting city of Udaipur, known for its expertise in a wide array of technologies. With a strong focus on innovation and delivering
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Undisclosed$100 - $149 / hr2 - 9Nashville, TN
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Launched in 2011, ScanIDme Inc is a small Nashville, Tennessee-based app development firm. Their team offers Mobile App Development and UX/UI Design.
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Undisclosed< $25 / hr2 - 9
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Established in 2013, Essotec is an e-commerce development company. The team specializes in E-Commerce Development and Web Development.
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$5,000+$50 - $99 / hr2 - 9
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Upland Digital, an IT strategy consulting company, focuses on IT strategy consulting and UX/UI Design. The agency is located in Wroclaw, Poland.
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$5,000+$100 - $149 / hr2 - 9San Jose, CA
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Founded in 2015, Bit Riot, a small website development firm, is in San Jose, California. Their services include Web Development and UX/UI Design.
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$10,000+$25 - $49 / hr2 - 9
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Invental Solutions is a small software development company in Novi Sad, Serbia and London, England. Their services include Custom Software Development and Web Development.
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$5,000+Undisclosed2 - 9
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JOJA is a small Vilnius, Lithuania-based custom software development company. Their services include Custom Software Development and UX/UI Design.
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$10,000+$100 - $149 / hr2 - 9
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Launched in 2015, Luminate is a mobile application development company. The firm focuses on Mobile App Development and Web Development, and is small.
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$5,000+$25 - $49 / hr2 - 9Kyiv, Ukraine
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9bits is a custom software development company. They offer Custom Software Development and Mobile App Development and were established in 2015. The agency is in Kyiv, Ukraine.
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$1,000+$50 - $99 / hr2 - 9Lisboa, Portugal
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Launched in 2001, PDAVIM - SEO, WEB DESIGN, VIDEO PRODUCTION is a website development firm. Their team focuses on Web Development and Video Production.
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$1,000+$25 - $49 / hr2 - 9
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Xencov Software, a small software development company, is headquartered in New Delhi, India. The team focuses on Custom Software Development and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9
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SITO: Software & IT Outsourcing is an IT staff augmentation company. They are in Germany and have small team. Their services include IT staff augmentation and IT strategy consulting.
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$5,000+$50 - $99 / hr2 - 9
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Duel Marketing, a Conversion Optimization company, was established in 2017. The team specializes in Conversion Optimization and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9Rzeszów, Poland
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Mobile Madness, a website development firm, was launched in 2009. The small team offers Web Development and Mobile App Development.
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Undisclosed$25 - $49 / hr2 - 9
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Splidoo is a small web design company headquartered in Toronto, Canada. The team provides Web Design and UX/UI Design.
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$5,000+$50 - $99 / hr2 - 9
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Located in Tallinn, Estonia, Swiftmade is a software development company. They specialize in Custom Software Development and Mobile App Development and were launched in 2016.
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$5,000+$100 - $149 / hr2 - 9Burlington, VT
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Simple Creature is a graphic design company located in Burlington, Vermont. They focus on Graphic Design and Web Design and were launched in 2018.
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$1,000+< $25 / hr2 - 9Mysuru, India
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Located in Mysuru, India, Aromatic Solutions is a small website development firm. Their services include Web Development and Custom Software Development.
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$1,000+Undisclosed2 - 9
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Founded in 2018, SproutDesk is a cloud consulting & SI company. The small team provides cloud consulting & SI and E-Commerce Development.
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UndisclosedUndisclosed2 - 9Kahama, Tanzania
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Small graphic design agency Zotekali Web Experts, is based in Kahama, Tanzania and Kahama, Tanzania. Their services include Graphic Design and Social Media Marketing.
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UndisclosedUndisclosed2 - 9
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Modinfinity, a small UX design company, is in Kearney, Nebraska. The team focuses on UX/UI Design and E-Commerce Development.
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UndisclosedUndisclosed2 - 9
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Small web development firm 2toucans, is in London, England. Their services include Web Development and Other Digital Marketing.
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UndisclosedUndisclosed2 - 9Pudukkottai, India
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Skybersoft, a small website development firm, is in Pudukkottai, India. Their services include Web Development and Custom Software Development.
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$1,000+< $25 / hr2 - 9
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Established in 2018, Magexweb is an e-commerce development company. Their services include E-Commerce Development and Graphic Design.
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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
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 -
$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
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 / 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.