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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$5,000+$50 - $99 / hr10 - 49
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GRPLabs is a Blockchain company founded in 2018. The team focuses on Blockchain and Web Development and is headquartered in Piaseczno, Poland.
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$50,000+$50 - $99 / hr10 - 49Earley, England
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Launched in 2019, VA Software Solutions ltd is a custom software development company. Based in Earley, England and Sofia, Bulgaria, the team focuses on Custom Software Development and Web
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$1,000+$25 - $49 / hr10 - 49Mérida, Mexico
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Paynalli Systems is a Generative AI company. Their small team of employees is located in Scotch Plains, New Jersey and Mérida, Mexico. Their team provides Generative AI and Cybersecurity.
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$1,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Algox360 is a Sahibzada Ajit Singh Nagar, India-based software development firm. Founded in 2014, the team provides Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49
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Established in 2022, ExoStack is a small business intelligence company. Their services include BI & big data consulting & SI and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Labvent is a small UX design agency launched in 2023. Their services include UX/UI Design and IT strategy consulting.
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$1,000+$50 - $99 / hr10 - 49
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Sky Labs is a graphic design company located in Woodbridge Township, New Jersey and Calgary, Canada. The team specializes in Graphic Design and CRM consulting and SI.
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$1,000+< $25 / hr10 - 49Lahore, Pakistan
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CODE ANALYTICS is a software development company. Their team is based in Lahore, Pakistan. The firm offers Custom Software Development and Blockchain.
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$1,000+$50 - $99 / hr10 - 49
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Mercury team is a branding company. Their team is based in Tambon Karon, Thailand and provides Branding and UX/UI Design.
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Undisclosed< $25 / hr10 - 49Kahna, Pakistan
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BrainsLogic is a software development firm. The team is in Kahna, Pakistan, and their services include Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49Lagos, Nigeria
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Founded in 2020, AZ VENTURES – Web Design & Development Company in Lagos is a small SEO company headquartered in Lagos, Nigeria. Their team provides Search Engine Optimization and Web Development.
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$5,000+$25 - $49 / hr10 - 49
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In Kyiv, Ukraine and Flensburg, Germany, UkrWare is a web development firm. They specialize in Web Development and Custom Software Development and were launched in 2023.
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$10,000+$25 - $49 / hr10 - 49
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Altezio Ltd, a custom software development firm, was founded in 2019. The team offers Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49Jena, Germany
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Kamaro-Soft is a website development company. They are in Jena, Germany. Their team provides Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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Logical Delta is a Digital Strategy company. They offer Digital Strategy and Social Media Marketing and were founded in 2021.
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$5,000+$25 - $49 / hr10 - 49Indore, India
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Spundan Consultancy And IT Solutions Pvt. Ltd., a cloud consulting & SI company, was established in 2011. They provides cloud consulting & SI and Mobile App Development.
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$5,000+$100 - $149 / hr10 - 49Karachi, Pakistan
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Cloud Ornate, a website development company, focus on Web Development and Web Design. They were established in 2023.
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$1,000+$25 - $49 / hr10 - 49Pune, India
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Utterwise is an application development company. Their team is headquartered in Pune, India and specializes in Mobile App Development and Web Development.
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$1,000+$150 - $199 / hr10 - 49
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Netopsninjas is a small website development company launched in 2022. Their services include Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49
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OTTMaster is an Enterprise App Modernization company headquartered in Qing Dao Shi, China. They specialize in Enterprise App Modernization and Web Development and were launched in 2010.
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Undisclosed$25 - $49 / hr10 - 49
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Established in 2020, Waanverse Labs Inc. Is a small Kampala, Uganda-based software development firm. Their team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Experixus is a business intelligence company launched in 2020. The small team offers BI & big data consulting & SI and IT staff augmentation.
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$1,000+$25 - $49 / hr10 - 49
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Founded in 2014, Wowww Agency is a small SEO company. Their team provides Search Engine Optimization and Graphic Design.
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$5,000+$25 - $49 / hr10 - 49Novi Sad, Serbia
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Altitude IT is a software development company located in Novi Sad, Serbia. They focus on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Cyber Evangelists is a Cybersecurity company. The Lahore, Pakistan-based company specializes in Cybersecurity and Custom Software Development.
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$1,000+< $25 / hr10 - 49
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Orion Code is a SEO services firm. Located in Singapore, Singapore, their team focuses on Search Engine Optimization and Advertising.
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Undisclosed< $25 / hr10 - 49Surat, India
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Unizoy is a small Surat, India-based software development company. Their services include Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49Thane, India
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Web design agency Kenmark Infotech Pvt. Ltd. Focuses on Web Design and Web Development. They were founded in 2023.
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$5,000+$25 - $49 / hr10 - 49
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CodSeed is a custom software development company. The small Lahore, Pakistan-based team specializes in Custom Software Development and Artificial Intelligence. The agency was established in 2021.
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$5,000+$25 - $49 / hr10 - 49
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Small web development company DoublePrecision Sotware, is based in Streamwood, Illinois and München, Germany. Their services include Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49
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Compitcom Digital Solutions Pvt. Ltd. Is an API Development company. Based in Jaipur, India and Jaipur, India, their team provides API Development and Web Development.
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$5,000+$50 - $99 / hr10 - 49
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Base Labs, a web design agency, is located in Ciudad de México, Mexico. Their services include Web Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49
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Web development firm NextonPrime was established in 2023. The company provides Web Development and Mobile App Development.
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Undisclosed< $25 / hr10 - 49
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Niakazi technology solutions is a small Robotics Process Automation company launched in 2023. Their team focuses on Robotics Process Automation and Web Development.
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$5,000+$25 - $49 / hr10 - 49
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Based in Luton, England and Karachi, Pakistan, ITLytical LTD is a small custom software development company. Their services include Custom Software Development and Web Development.
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Undisclosed$25 - $49 / hr10 - 49Sofia, Bulgaria
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Devrefine is a web development company launched in 2020. The company focuses on Web Development and BI & big data consulting & SI.
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$10,000+$100 - $149 / hr10 - 49Mississauga, Canada
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Established in 2020, WEBSTERS SHAPE THE WEB INC. Is a small Market Research company based in Mississauga, Canada. Their team offers Market Research and Web Design.
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Undisclosed$25 - $49 / hr10 - 49
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Dsyncro, an e-commerce development firm, offers E-Commerce Development and Web Design. The company is headquartered in Jhenaidah, Bangladesh.
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Undisclosed$25 - $49 / hr10 - 49Kalyani, India
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Creatixia Tech Pvt. Ltd, a website development firm, was established in 2019. The agency focuses on Web Development and Mobile App Development, and is small.
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$1,000+$25 - $49 / hr10 - 49Ashburn, VA
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IT strategy consulting company Silk Route Technologies was founded in 2023. The small team focuses on IT strategy consulting and IT staff augmentation.
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$1,000+$25 - $49 / hr10 - 49Dewas, India
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Xpertbytes Enterprises Private Limited is a custom software development firm. The team provides Custom Software Development and Web Development and is based in Dewas, India.
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$1,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Ajiva Infotech, a SEO services firm, is based in Jalandhar, India and Sahibzada Ajit Singh Nagar, India. Their services include Search Engine Optimization and Web Development.
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$5,000+$50 - $99 / hr10 - 49Chennai, India
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Business intelligence company DYNASK SOLUTIONS was launched in 2024. The team offers BI & big data consulting & SI and Custom Software Development and is based in Chennai, India and Chennai, India.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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BrainBox Infoway Pvt. Ltd. Is an e-commerce development company. They were founded in 2023 and specialize in E-Commerce Development and Web Design.
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$1,000+$25 - $49 / hr10 - 49
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Impactmindz Tech Solutions is a web development firm. They were established in 2023 and specialize in Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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CodeMoly, a web design agency, was launched in 2015. They specializes in Web Design and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Addis Ababa, Ethiopia
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Launched in 2018, Mock ICT Solutions is a software development company. Their services include Custom Software Development and IT strategy consulting.
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$25,000+$25 - $49 / hr10 - 49Austin, TX
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Lonestar Coders LLC is a website development firm. Headquartered in Austin, Texas, their team focuses on Web Development and Custom Software Development.
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UndisclosedUndisclosed10 - 49New Delhi, India
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Think Small Group is a web development company. They focus on Web Development and Blockchain and are based in New Delhi, India.
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$1,000+$25 - $49 / hr10 - 49Uyo, Nigeria
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Established in 2021, Muko Digital is a small Uyo, Nigeria-based social media marketing company. Their services include Social Media Marketing and Web Development.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development75% JavaScript50% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
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38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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39.1/40.019.8/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$1,000+< $25 / hr250 - 999Boston, MA
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
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.