Top JavaScript Developers
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Featured
What are Featured Providers?
$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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$1,000+< $25 / hr10 - 49
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Founded in 2024, Nexgen Systems is a small user experience agency. Their team offers UX/UI Design and Custom Software Development.
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$1,000+$50 - $99 / hr10 - 49
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Small social media marketing agency Utilizor, is located in Sharjah, United Arab Emirates and Multan, Pakistan. Their services include Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed10 - 49
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XENOVA CONSULTANCY SERVICES Pvt Ltd is a social media marketing firm founded in 2025. Based in Amaravati, India, the team focuses on Social Media Marketing and Search Engine Optimization.
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$25,000+$100 - $149 / hr10 - 49
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Cloud Pathfinder Services Inc is a cloud consulting & SI company in Toronto, Canada. They focus on cloud consulting & SI and Web Development and were founded in 2018.
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$1,000+$50 - $99 / hr10 - 49
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Matabuild, a Market Research company, is located in Glen Burnie, Maryland. The team offers Market Research and Product Design.
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$1,000+$25 - $49 / hr10 - 49Fenchuganj, Bangladesh
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Team Advertiser is a SEO company based in Fenchuganj, Bangladesh. The team offers Search Engine Optimization and Pay Per Click.
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$1,000+< $25 / hr10 - 49
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Triovex Solution is an AI Agents company established in 2025. The team provides AI Agents and Artificial Intelligence and is located in Ahmedabad, India.
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$1,000+$25 - $49 / hr10 - 49
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Inertia Soft (Pvt) Ltd is an IT staff augmentation company founded in 2019. The agency offers IT staff augmentation and Social Media Marketing.
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$5,000+$50 - $99 / hrFreelancer
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Custom software development company Let was established in 2018. The small team offers Custom Software Development and UX/UI Design.
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$5,000+$50 - $99 / hrFreelancerOdra, Croatia
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Goran Komar is an user experience design company founded in 2012. Their team focuses on UX/UI Design and Web Design.
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Undisclosed< $25 / hrFreelancer
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Headquartered in Kolkata, India, Website Designer & Developer is a small social media marketing firm. The team offers Social Media Marketing and Search Engine Optimization.
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$25,000+$50 - $99 / hr10 - 49Mumbai, India
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Software development firm mavonic Technology Private Limited focuses on Custom Software Development and Mobile App Development. They were established in 2022.
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$5,000+$50 - $99 / hrFreelancer
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OptiGoals, a SEO company, is headquartered in Bristol, Indiana. They offer Search Engine Optimization and Web Design and were established in 2022.
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UndisclosedUndisclosedFreelancerAley, Lebanon
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Makram Al Moghrabi is a web design agency based in Aley, Lebanon. They specialize in Web Design and Web Development and were established in 2024.
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$1,000+$50 - $99 / hrFreelancer
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IFTTD, a SEO agency, was established in 2024. They specializes in Search Engine Optimization and Web Design.
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$5,000+$50 - $99 / hrFreelancer
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MVPexpert is a custom software development firm. Headquartered in Ranheim, Norway, the firm specializes in Custom Software Development and Web Development.
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Undisclosed$25 - $49 / hrFreelancer
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Web development firm MOVER_STUDIO is located in Kostinbrod, Bulgaria. They specialize in Web Development and Search Engine Optimization and were founded in 2025.
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Undisclosed< $25 / hrFreelancer
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LeonovDesign is a website development company. Their small team of employees is based in Melbourne, Australia. Their team provides Web Development and Web Design.
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$1,000+$50 - $99 / hr10 - 49Bhiwandi, India
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See all 1 projectsTechiBears Pvt Ltd offers web application development and infrastructure building services. Reviews highlight their data-driven approach and ability to transform digital strategies, leveraging data to optimize user experiences. Clients appreciated the quality of their solutions and the seamless collaboration with the TechiBears team, although some areas for improvement were noted.
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Undisclosed< $25 / hr2 - 9
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Launched in 2023, Big Flute Digital is a small Austin, Texas-based social media marketing company. Their services include Social Media Marketing and Conversion Optimization.
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$25,000+$25 - $49 / hr10 - 49Rosario, Argentina
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Mapplics is a small mobile application development firm established in 2008. Their services include Mobile App Development and Other Application Development.
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$1,000+< $25 / hr2 - 9
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RESTGroup is a small app development firm launched in 2018. Their services include Mobile App Development and cloud consulting & SI.
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$1,000+< $25 / hr2 - 9Bengaluru, India
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ERAINTERFACES is a Bengaluru, India-based website development company. They focus on Web Development and Mobile & App Marketing and were established in 2019.
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$1,000+$25 - $49 / hr2 - 9Lagos, Nigeria
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Niceweb Studios, a web development firm, provide Web Development and Mobile App Development. They were founded in 2020.
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$1,000+< $25 / hr2 - 9Taboão da Serra, Brazil
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Web design agency My Help Sites is headquartered in Taboão da Serra, Brazil. Launched in 2017, the team focuses on Web Design and Mobile App Development.
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$1,000+< $25 / hr2 - 9Nairobi, Kenya
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CodeTribe Kenya is a social media marketing agency. Established in 2015, the firm is based in Nairobi, Kenya. Their services include Social Media Marketing and Web Design.
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$1,000+< $25 / hr2 - 9Lahore, Pakistan
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DebugSol Software Solutions is a custom software development firm. The Lahore, Pakistan-based company was established in 2015. Their services include Custom Software Development and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9
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CNIT TECH, an user experience company, focus on UX/UI Design and E-Commerce Development. They were launched in 2017.
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$1,000+< $25 / hr2 - 9Karachi, Pakistan
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Zainaster - Web Development Company is a web development firm. Headquartered in Karachi, Pakistan, the team focuses on Web Development and E-Commerce Development.
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$1,000+< $25 / hr2 - 9New Delhi, India
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KWIKPIXELS PRIVATE LIMITED, a web design agency, is in New Delhi, India. They provide Web Design and Web Development.
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$5,000+$150 - $199 / hr2 - 9
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InHouse, a software development company, is based in Santa Monica, California. They specialize in Custom Software Development and Web Development and were founded in 2021.
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$25,000+$100 - $149 / hr2 - 9Collingwood, Canada
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Idextrus Inc. Is a cloud consulting & SI company. The team is located in Collingwood, Canada, and their services include cloud consulting & SI and Custom Software Development.
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Undisclosed< $25 / hr10 - 49Guwahati, India
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See all 2 projectsGrandposh Techno Private Limited excels in website development and SEO services, delivering high-quality websites with unique designs at affordable rates. Clients have noted increased business visibility and praised the company's effective workflow and dedicated team. However, there is a suggestion for expanding into video editing and 3D graphics.
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$1,000+< $25 / hr2 - 9Bokaro Steel City, India
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Webs Event is a small Bokaro Steel City, India-based SEO company. Their services include Search Engine Optimization and Web Design.
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$1,000+$50 - $99 / hr2 - 9București, Romania
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The Projekt Company is a small custom software development company established in 2016. Their services include Custom Software Development and IT managed services.
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$5,000+$25 - $49 / hr2 - 9Rawalpindi, Pakistan
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Mesh99 is a Rawalpindi, Pakistan-based software development company. Founded in 2015, the team specializes in Custom Software Development and Web Development.
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$10,000+$25 - $49 / hr50 - 249Bengaluru, India
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Agathsya Technologies, an artificial intelligence firm, was founded in 2018. The team provides Artificial Intelligence and Web Development.
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$1,000+< $25 / hr50 - 249
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See all 1 projectsAiran Global provides accounting, bookkeeping, and payroll management services. Reviews highlight their on-time delivery, 24/7 availability, and ability to handle client needs effectively. Clients appreciate their alignment with company values and budget, making Airan Global a reliable partner.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsUnder the SWOT umbrella, we are a leading web development company in Malaysia, offering comprehensive digital solutions including custom website development, web applications, and digital
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$10,000+$200 - $300 / hr2 - 9Birmingham, England
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Being Guided, a software development company, was established in 2000. Headquartered in Birmingham, England, the team focuses on Custom Software Development and Digital Strategy.
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$1,000+< $25 / hr2 - 9
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GadgetApp Development is a mobile app development firm. They are in Ahmedabad, India, and their services include Mobile App Development and Web Development.
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JSM Digital Marketing is a SEO services firm in New Delhi, India. Their services include Search Engine Optimization and Web Design.
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$5,000+$100 - $149 / hr2 - 9Paddington, Australia
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Puremedia is an e-commerce development company. The team is located in Paddington, Australia and Pyrmont, Australia, and their services include E-Commerce Development and Social Media Marketing.
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$5,000+$25 - $49 / hr2 - 9
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Launched in 2016, Invisio Digital Solutions is a custom software development firm. Their services include Custom Software Development and Web Development.
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UndisclosedUndisclosed2 - 9Glasgow , Scotland
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Ecatenate Limited, a custom software development company, was founded in 2001. Headquartered in Glasgow , Scotland, the team provides Custom Software Development and Application Management &
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$10,000+$50 - $99 / hr2 - 9
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Small UX design company Clean Forest Web Solutions Inc., is headquartered in Canada and Taiwan. The team provides UX/UI Design and Blockchain.
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$1,000+$50 - $99 / hr2 - 9Maudsland, Australia
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Launched in 2016, ZipSites is a web design agency. The company focuses on Web Design and Digital Strategy, and is small.
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$5,000+$100 - $149 / hr2 - 9Chatham, England
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Brave Little Tank is a web development firm based in Chatham, England. Their services include Web Development and Web Design.
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$1,000+$25 - $49 / hr2 - 9Folsom, CA
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Launched in 2017, IGNITE LOGIX is a small software development firm. Their services include Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Novi Sad, Serbia
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Decem, a website development company, focuses on Web Development and E-Commerce Development. The firm is based in Novi Sad, Serbia.
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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
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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
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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
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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
Ability to deliver
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.