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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$5,000+$50 - $99 / hr10 - 49Abbott's Hill, England
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Layers Studio Ltd, a website development firm, was established in 2016. They provides Web Development and Web Design.
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$1,000+< $25 / hr250 - 999
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PSDtoHTMLNinja is a web development firm. Based in Ahmedabad, India and San Antonio, Texas, the team offers Web Development and Web Design.
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$25,000+$100 - $149 / hr10 - 49Castle Rock, CO
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BlueRival Software, a custom software development firm, was launched in 2012. The team focuses on Custom Software Development and IT strategy consulting and is headquartered in Castle Rock,
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$1,000+$25 - $49 / hr2 - 9Jagodina, Serbia
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See all 4 projectsFather of Web is a development company specializing in custom websites and modern web & mobile applications.We help startups, small businesses, and agencies turn their ideas into clean,
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$5,000+$25 - $49 / hr50 - 249Edmonton, Canada
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Bhatt.ca is a mobile app development company. Founded in 2012, their team provides Mobile App Development and Web Development.
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$1,000+< $25 / hr50 - 249
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Founded in 2010, Dignizant Technologies LLP is a midsize Surat, India-based web development company. Their services include Web Development and Mobile App Development.
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$50,000+$100 - $149 / hr10 - 49Almere, Netherlands
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SpringTree is a software development company founded in 2014. The team focuses on Custom Software Development and Web Development and is located in Almere, Netherlands and Urk, Netherlands.
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$1,000+$50 - $99 / hr10 - 49Casablanca, Morocco
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Billboard is an Advertising company. They are headquartered in Casablanca, Morocco and Créteil, France, and their services include Advertising and Branding.
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$10,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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Custom software development firm VIS-A-VIS digital outsourcing provides Custom Software Development and Web Development. They are based in Kyiv, Ukraine.
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$5,000+$50 - $99 / hr10 - 49Kharkiv, Ukraine
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Increasio is a web development firm. They are headquartered in New York, New York and Kharkiv, Ukraine. Their team offers Web Development and Web Design.
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$10,000+$50 - $99 / hr10 - 49
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Matee Devs s.r.o. Is an app development company. Launched in 2019, the agency is headquartered in Prague, Czech Republic. Their team focuses on Mobile App Development and Web Development.
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$10,000+$50 - $99 / hr10 - 49Marseille, France
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Bluedrop.fr is a website development firm based in Marseille, France and Bayrut, Lebanon. They provide Web Development and UX/UI Design.
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$50,000+$50 - $99 / hr50 - 249Bandung, Indonesia
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BTS.id | PT INTERSOLUSI TEKNOLOGI ASIA, a software development firm, was established in 2017. The company specializes in Custom Software Development and IT managed services, and is midsize.
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$5,000+$25 - $49 / hr50 - 249Odesa, Ukraine
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ARMAR Solutions is a midsize Digital Strategy company in Odesa, Ukraine. Their services include Digital Strategy and Email Marketing.
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$5,000+$25 - $49 / hr50 - 249Surat, India
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See all 1 projectsInvints Infotech LLP specializes in Website Development, Web Design, and Mobile App Development. Reviews consistently highlight their excellent project management, timely delivery, and creative problem-solving abilities. Clients appreciate their responsiveness and the significant improvements in app engagement and website traffic following project completion.
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$5,000+$100 - $149 / hr2 - 9Montréal, Canada
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OneNine Innovations is a custom software development company. The Montréal, Canada-based company was launched in 2024. Their team focuses on Custom Software Development and Web Development.
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$1,000+< $25 / hr2 - 9Ramon Magsaysay, Philippines
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Established in 2019, Black & Blue Tech Labz is a small web design company. Their team focuses on Web Design and Web Development.
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$5,000+$100 - $149 / hr50 - 249Calgary, Canada
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Founded in 2005, Poeta Digital is a cloud consulting & SI company. The team specializes in cloud consulting & SI and Digital Strategy and is located in Calgary, Canada.
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$1,000+< $25 / hr2 - 9Lahore, Pakistan
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See all 1 projectsDigital Invo is a software development company established in 2020, specializing in delivering innovative digital experiences. The company offers a range of services, including web development,
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$5,000+$25 - $49 / hr10 - 49Vinnytsia, Ukraine
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Launched in 2019, WE ARE THE FUTURE | WAF Agency, a small website development firm, is located in Vinnytsia, Ukraine. Their services include Web Development and Custom Software Development.
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$5,000+$150 - $199 / hr10 - 49Melbourne, Australia
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Now Digital is a web development firm. Located in Melbourne, Australia and Surry Hills, Australia, the firm was launched in 2007. Their team focuses on Web Development and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9
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See all 3 projectsAlfa Cyber specializes in Website Development, Web Design, and Web Programming, as demonstrated in their work for a restaurant client. Reviews highlight their effectiveness in enhancing online presence and driving sales, with particular praise for timely delivery, beautiful designs, and glitch-free service. While their initial designs were revised multiple times, the final outcome was well-received.
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$10,000+$50 - $99 / hr10 - 49Istanbul, Türkiye
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Applogist is an application development company launched in 2013. The firm focuses on Mobile App Development and Web Development.
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$1,000+< $25 / hr10 - 49Kyiv, Ukraine
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Digiants is a small Kyiv, Ukraine-based website development firm. The team provides Web Development and Web Design.
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$10,000+$25 - $49 / hr10 - 49Berlin, Germany
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VisualMedia.io is a Berlin, Germany-based web development firm. They offer Web Development and UX/UI Design and were launched in 1999.
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$5,000+$150 - $199 / hr10 - 49
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Cornershop Creative is a website development firm. They are in Olney, Maryland, and their services include Web Development and Web Design.
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$10,000+$50 - $99 / hr50 - 249
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See all 3 projectsAltarey offers Website Development, Web Design, and Web Programming services. Reviews highlight their expertise in designing and developing web applications, fixing bugs, and improving performance. Clients commend Altarey's effective communication, adherence to deadlines, and the high quality of work delivered, making the collaboration seamless and productive.
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$5,000+$100 - $149 / hr10 - 49Jackson, WY
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Established in 2008, TMBR Digital Marketing Agency is a branding firm. The small team offers Branding and Graphic Design.
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$5,000+$25 - $49 / hr10 - 49Novi Sad, Serbia
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See all 1 projectsInviggo is a company that specializes in developing high-quality web and mobile solutions. We do everything from ideation, project scoping, team organization, to the development, testing, and
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$1,000+$50 - $99 / hr10 - 49Yerevan, Armenia
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See all 1 projectsCaravella Founding specializes in Website Development and Web Design, delivering comprehensive online development solutions. Reviews highlight their expertise in Web Programming, showcasing a responsive and transparent project management style. The firm is praised for exceeding expectations, offering high-quality, accessible solutions while maintaining effective communication and flexibility throughout the project lifecycle.
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$10,000+$50 - $99 / hr2 - 9Kraków, Poland
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See all 1 projectsVIVA LA GRID - branding / web agency provides comprehensive services including graphic creation, online brand campaigns, logo design, and consulting. Reviews highlight their timely delivery, skilled team, and unconventional approach, resulting in improved company presentations. Clients consistently express satisfaction with their professional and effective project management.
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$1,000+$25 - $49 / hr10 - 49
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Metageeks Technologies Pvt Ltd is a Blockchain company founded in 2022. The company specializes in Blockchain and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Varna, Bulgaria
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In-HouseTeam is an app development firm. They were founded in 2005, and their services include Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49New Delhi, India
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Vibhum Software Services Private Limited is a software development company. The firm is located in New Delhi, India. Their team offers Custom Software Development and Web Design.
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$10,000+$50 - $99 / hr10 - 49
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Backslash Build is a software development firm. The agency is headquartered in Bath, England. Their team specializes in Custom Software Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9
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Beyond Website Design is a web design agency. The Seneca, South Carolina-based agency was established in 2023. Their team focuses on Web Design and Web Development.
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$5,000+$100 - $149 / hr10 - 49Los Angeles, CA
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Founded in 2012, MiradeWeb is an e-commerce development company. The company provides E-Commerce Development and Web Development, and is small.
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$1,000+< $25 / hr10 - 49Lalitpur, Nepal
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Kodiary Technologies Pvt. Ltd. Is a website development firm established in 2018. Based in Lalitpur, Nepal, the team specializes in Web Development and Mobile App Development.
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$1,000+$50 - $99 / hr2 - 9
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Ecomm Design Lab is a website development firm. The team focuses on Web Development and Advertising, and the agency is headquartered in Amman, Jordan and Amman, Jordan.
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$1,000+Undisclosed10 - 49ရန်ကုန်, Myanmar
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BEYOND 360 is a branding agency located in ရန်ကုန်, Myanmar and Phnom Penh, Cambodia. Launched in 2018, the team offers Branding and Marketing Strategy.
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$10,000+$100 - $149 / hr10 - 49Irvine, CA
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Clouda Inc is a small e-commerce development company founded in 2018. Their team provides E-Commerce Development and Web Development.
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Undisclosed$25 - $49 / hr10 - 49Warszawa, Poland
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Launched in 2022, Elerand is a custom software development firm. Headquartered in T'bilisi, Georgia, the team focuses on Custom Software Development and Web Development.
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$5,000+$50 - $99 / hr2 - 9Bengaluru, India
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Webyansh is a web development company. Based in Bengaluru, India and Asansol, India, the agency was launched in 2024. Their services include Web Development and UX/UI Design.
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Undisclosed$25 - $49 / hr10 - 49Ranchi, India
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Established in 2019, Cybertize Technologies Pvt Ltd is a web design agency. The team focuses on Web Design and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9Portishead, England
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Free Range Web is a website development firm. They offer Web Development and Web Design and are located in Portishead, England.
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Undisclosed< $25 / hr10 - 49
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See all 2 projectsDevtrios is a leading web and mobile app development company in London, specializing in custom software solutions and digital marketing services. We help businesses of all sizes unlock their online
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$1,000+$100 - $149 / hr10 - 49Petaling Jaya, Malaysia
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Bike Bear is a web design company. Launched in 2013, the team offers Web Design and Web Development. The firm is located in Petaling Jaya, Malaysia and Singapore, Singapore.
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$10,000+$25 - $49 / hr10 - 49Nashua, NH
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Launched in 2020, Pica Trebax Inc is a mobile application development firm. Headquartered in Nashua, New Hampshire and Kyiv, Ukraine, the team provides Mobile App Development and Web Development.
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$5,000+$50 - $99 / hr2 - 9Białystok, Poland
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See My Model is a website development company. Launched in 2020, the team specializes in Web Development and Custom Software Development. The firm is located in Białystok, Poland and Gdańsk,
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Undisclosed$100 - $149 / hr2 - 9Sint-Joost-ten-Node, Belgium
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Established in 2019, Weichie.com is a website development company. The firm specializes in Web Development and E-Commerce Development.
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Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
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We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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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.