Top JavaScript Developers
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Featured
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 87 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.
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$10,000+$50 - $99 / hr2 - 9
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RISING TALENT Got Ideas is an UX company. The company is in Kharkiv, Ukraine. Their team provides UX/UI Design and Product Design.
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$10,000+$100 - $149 / hr2 - 9
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Swayed Studios is a website development company. They were launched in 2013, and their services include Web Development and Web Design.
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$5,000+$25 - $49 / hr2 - 9
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Vortex Software Solutions is a web development firm established in 2016. Their team provides Web Development and Custom Software Development.
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UndisclosedUndisclosed2 - 9Madrid, Spain
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Website development company Camberí is based in Madrid, Spain. They focus on Web Development and UX/UI Design and were launched in 2019.
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$5,000+$100 - $149 / hr2 - 9Delafield, WI
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Other Application Development and web development company Genesee Software Co was founded in 2008. The company focuses on Other Application Development and Web Development, and is small.
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$1,000+$100 - $149 / hr2 - 9San Diego, CA
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StudioGoal is a custom software development firm launched in 2015. Their team specializes in Custom Software Development and Application Management & Support.
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$1,000+$50 - $99 / hr2 - 9Dublin, Ireland
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Vanstack, an e-commerce development company, is in Dublin, Ireland. They specialize in E-Commerce Development and Web Development and were founded in 2020.
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$5,000+$25 - $49 / hr2 - 9
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Techaxon is a Cluj-Napoca, Romania-based software development company. They provide Custom Software Development and E-Commerce Development and were launched in 2019.
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$1,000+$25 - $49 / hr2 - 9Sacramento, CA
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Jerrax is a web development firm. Launched in 2019, the team provides Web Development and Graphic Design. The firm is based in Lahore, Pakistan and Sacramento, California.
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$1,000+$50 - $99 / hr2 - 9's-Hertogenbosch, Netherlands
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Blynked, an user experience design company, was established in 2020. The team offers UX/UI Design and Web Development and is based in 's-Hertogenbosch, Netherlands.
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$1,000+$100 - $149 / hr2 - 9Fort Lauderdale, FL
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Founded in 2018, JP Digital Marketing is a small Fort Lauderdale, Florida-based Advertising company. Their services include Advertising and Digital Strategy.
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$1,000+$100 - $149 / hr2 - 9
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Sant Design is a web design company. The Amsterdam, Netherlands-based agency was established in 2017. Their team focuses on Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Pune, India
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Spaising Technologies LLP is an UX company. They focus on UX/UI Design and Custom Software Development and are located in Pune, India.
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$1,000+Undisclosed2 - 9Marlborough, MA
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Alphar Marketing, a web design company, was founded in 2021. They provides Web Design and Web Development.
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Undisclosed< $25 / hr2 - 9
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Founded in 2020, JSG Developers, a small web development company and application development company, is in Ahmedabad, India. Their team provides Web Development and Mobile App Development.
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$1,000+$50 - $99 / hr2 - 9Wilmington, DE
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Founded in 2022, Transcend Technologies, Inc is a website development company. The team offers Web Development and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9Warszawa, Poland
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NaviSpy is a web development firm located in Warszawa, Poland. They specialize in Web Development and IoT development.
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$5,000+$25 - $49 / hr2 - 9Batumi, Georgia
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Arcana Software Development LLC, a website development company, was launched in 2009. The small team offers Web Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9
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Launched in 2023, ProjectFS is a small web development firm. Their team provides Web Development.
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$1,000+< $25 / hr2 - 9Skopje, North Macedonia
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Codelii is a website development firm. The Skopje, North Macedonia-based firm provides Web Development and UX/UI Design.
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$5,000+$100 - $149 / hr2 - 9San Antonio, TX
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Lightning Hills Media LLC is a web design agency established in 2021. Their services include Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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Geek.studio, a software development firm, specialize in Custom Software Development and Web Development. They were established in 2021.
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$1,000+$25 - $49 / hr2 - 9
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Launched in 2015, WebDev Kenya Limited is a web design company. The company offers Web Design and Custom Software Development.
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$1,000+< $25 / hr2 - 9
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Website development firm Pascalweb was established in 2023. In Marrakech, Morocco, the team offers Web Development and API Development.
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$10,000+$50 - $99 / hr2 - 9
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Clarito is a graphic design agency founded in 2023. Located in Warsaw, Poland, the team specializes in Graphic Design and Web Development.
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$1,000+< $25 / hr2 - 9
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Website development company TOFI TECHNOLOGIES is headquartered in Addis Ababa, Ethiopia. Launched in 2021, the team focuses on Web Development and API Development.
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Undisclosed$25 - $49 / hr2 - 9
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Kriden Technologies, a mobile application development company, was established in 2019. The team specializes in Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Pune, India
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ProdSquad Technologies Pvt Ltd is a small web design company founded in 2023. Their team specializes in Web Design and Web Development.
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$5,000+< $25 / hr2 - 9
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Founded in 2021, Artsol, a small website development company, is headquartered in Antelope, California. Their team offers Web Development and Web Design.
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Undisclosed$25 - $49 / hr2 - 9Vinnytsia, Ukraine
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Your WordPress Support is a web development company established in 2024. The team focuses on Web Development and Custom Software Development and is located in Vinnytsia, Ukraine.
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Undisclosed< $25 / hr2 - 9
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Launched in 2024, Sanera is a small Diemen, Netherlands-based web development company. Their team specializes in Web Development and Custom Software Development.
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$1,000+< $25 / hr2 - 9Dhaka, Bangladesh
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Monarchy Solutions, a small CRM consulting and SI company, is in Dhaka, Bangladesh and New York, New York. The team offers CRM consulting and SI and ERP consulting and SI.
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$1,000+$25 - $49 / hr2 - 9
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Sidr Studio is a small website development company. They provide Web Development and Custom Software Development and were established in 2024.
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$1,000+< $25 / hr2 - 9Kigali, Rwanda
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Ndiisi Ltd is a small web design company headquartered in Kigali, Rwanda. The team provides Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9Dhaka, Bangladesh
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Headquartered in Dhaka, Bangladesh and Hillcrest Heights, Maryland, Byteliberty is a software development firm. Their services include Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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IT4biz is a custom software development firm founded in 2024. Headquartered in Dnipro, Ukraine, the team offers Custom Software Development and Web Development.
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$1,000+< $25 / hr2 - 9Jaipur, India
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Big data company Cosmolink Tech Solutions is headquartered in Jaipur, India. Their services include BI & big data consulting & SI and cloud consulting & SI.
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$1,000+$25 - $49 / hr2 - 9Delhi, India
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Skylar Studio, a branding company, was founded in 2024. Based in Delhi, India, the team focuses on Branding and Web Design.
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$5,000+$25 - $49 / hr2 - 9
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Launched in 2024, Based in Code Solutions is a software development firm. The team focuses on Custom Software Development and Web Development and is headquartered in Manta, Ecuador.
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$5,000+$25 - $49 / hr2 - 9
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CyberTown PRO is a small website development company established in 2020. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Novi Sad, Serbia
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Launched in 2024, Velocity is a small Novi Sad, Serbia-based SEO company. Their team focuses on Search Engine Optimization and Web Design.
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$1,000+< $25 / hr2 - 9
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INNOVAGEN SOLUTIONS is a Barranquilla, Colombia-based web design agency. They offer Web Design and Web Development and were launched in 2024.
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$1,000+< $25 / hr2 - 9Faridabad, India
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Web development firm WebXera IT Solutions was launched in 2022. The company provides Web Development and Mobile App Development, and is small.
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$1,000+$25 - $49 / hr2 - 9Wrocław, Poland
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Avrelinex is a software development firm and website development firm. They offer Custom Software Development and Web Development and were founded in 2024.
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Undisclosed$25 - $49 / hr2 - 9Makurdi, Nigeria
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Oyiche Cyber Tech Solutions, a web development company, offers Web Development and Mobile App Development. The firm is in Houston, Texas and Makurdi, Nigeria.
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$5,000+Undisclosed2 - 9Kuala Lumpur, Malaysia
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Custom software development company Black Hives was founded in 2023. The small team specializes in Custom Software Development and Web Development.
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Undisclosed$25 - $49 / hr2 - 9
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Established in 2025, 100webs is a small Benin City, Nigeria-based Low/No Code Development company. Their team provides Low/No Code Development and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9
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Codechemy - Wordpress Development & WEB Design Agency is a New York, New York-based website development firm. They specialize in Web Development and Web Design and were founded in 2024.
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$1,000+$50 - $99 / hr2 - 9
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Located in Mumbai, India, Designuix is a SEO company. Founded in 2025, the team focuses on Search Engine Optimization and Web Design.
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$1,000+$25 - $49 / hr2 - 9
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Digital Voyage is an UX company and web development firm in Ankara, Türkiye. Their services include UX/UI Design 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 Development70% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.9/40.019.6/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$1,000+< $25 / hr1,000 - 9,999Los Angeles, CA
Ability to deliver
36.9/40.019.6/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.4/40.016.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.