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+$25 - $49 / hr10 - 49Zaporizhzhia, Ukraine
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See all 2 projectsGoHard.Team, launched in 2018, stands at the forefront of the outsource software development industry, embodying over two decades of unparalleled expertise. As a beacon for startups and medium
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$50,000+$150 - $199 / hr10 - 49Brisbane City, Australia
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Based in Brisbane City, Australia and Surry Hills, Australia, Lamb Agency is a small web development firm. Their services include Web Development and E-Commerce Development.
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$1,000+< $25 / hr10 - 49
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Graphie is a web design agency. Their team is in North Jakarta, Indonesia. The firm offers Web Design and Graphic Design.
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$5,000+$25 - $49 / hr2 - 9Ermoupoli, Greece
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See all 1 projectsPowerApp Developers provide comprehensive software development services, including building web and mobile applications. Their reviews highlight their strong alignment with client values, effective communication, and timely delivery. Customers commend their ability to develop robust front-end and back-end solutions, with no noted areas for improvement, underscoring their reputation as a reliable and proficient technology partner.
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$1,000+$25 - $49 / hr2 - 9
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Upstack Media, a web design company and web development company, is in MANDI, India. Their services include Web Design and Web Development.
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Undisclosed$25 - $49 / hr2 - 9
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Web design agency Rebrick Digital is located in. They offer Web Design and Web Development.
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Undisclosed< $25 / hr2 - 9Buenos Aires, Argentina
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Approach Tech is a website development company. The small Buenos Aires, Argentina-based team focuses on Web Development and UX/UI Design. The company was established in 2021.
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$5,000+$25 - $49 / hr50 - 249Mount Pearl, Canada
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Inaequo Solutions is an AI firm. Located in Mount Pearl, Canada, the firm was founded in 2019. Their services include Artificial Intelligence and Mobile App Development.
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$5,000+$25 - $49 / hr50 - 249
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Mobile app development firm Equartis Technologies Pvt. Ltd. Is in Chandigarh, India and Panchkula, India. They specialize in Mobile App Development and Social Media Marketing.
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$5,000+$100 - $149 / hr10 - 49Aarhus, Denmark
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Zyberchief is a small Aarhus, Denmark-based e-commerce development company. Their services include E-Commerce Development and Web Development.
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$5,000+$100 - $149 / hr10 - 49Dubai, United Arab Emirates
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Welkin Marketing Management, a web development firm, focuses on Web Development and Branding. The agency is in Dubai, United Arab Emirates.
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$25,000+$100 - $149 / hr10 - 49
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SysTech is a software development firm located in Haifa, Israel. They offer Custom Software Development and Web Development and were established in 2015.
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$5,000+$25 - $49 / hr10 - 49Novi Sad, Serbia
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Established in 2016, Lilly021 is a small Novi Sad, Serbia-based web development company. Their services include Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Boca Raton, FL
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Kinetica Systems is an IT strategy consulting company. The Boca Raton, Florida-based company was founded in 2015. Their team specializes in IT strategy consulting and cloud consulting & SI.
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$5,000+Undisclosed10 - 49Richardson, TX
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Established in 2014, Mindtap Digital is a web design agency. In Richardson, Texas, the team specializes in Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Ahmedabad, India
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Established in 2019, Enterprise Analytic LLP is a custom software development company. The company focuses on Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49
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See all 1 projectsVartanix empowers businesses to not only survive but thrive in an increasingly competitive market by crafting innovative and highly intuitive digital products that engage and captivate their
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$5,000+$150 - $199 / hr10 - 49Henley in Arden, England
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Founded in 1988, HTDL is a web design company. The agency specializes in Web Design and Web Development, and is small.
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$1,000+< $25 / hr2 - 9Rivne, Ukraine
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HDesign is an e-commerce development company. They are based in Rivne, Ukraine and have small team of experts. Their services include E-Commerce Development and Web Development.
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$1,000+$100 - $149 / hr10 - 49
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See all 1 projectsKLEINBOTT. specializes in logo creation and web design services, as demonstrated by their collaboration with Kool Kit. The reviews consistently highlight their exceptional creativity, attention to detail, and effective communication, with clients praising their patience, flexibility, and ability to exceed expectations, resulting in visually stunning and impactful designs.
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$5,000+$50 - $99 / hr10 - 49Bogotá, Colombia
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See all 1 projectsAuxo offers services in enhancing online visibility, user experience, and boosting conversions through website design and development. The reviews highlight their innovative approach, efficient project management, and commitment to sustainability. While communication was effective, clients suggest more frequent updates could be beneficial. Overall, Auxo is praised for delivering high-quality and creative solutions aligned with client needs.
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$1,000+$50 - $99 / hr2 - 9
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See all 1 projectsAppky, s.r.o. specializes in developing mobile applications and offers services aimed at enhancing business outcomes, such as increasing foot traffic for clients. Reviews highlight their professional project management, timely delivery, attention to detail, and strong work ethic, resulting in measurable successes like a 50% increase in traffic for a marketing client.
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$1,000+$100 - $149 / hr2 - 9Red Bank, NJ
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Red Design Group, a small graphic design agency, is located in Red Bank, New Jersey. The team provides Graphic Design and Logo.
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$1,000+< $25 / hr2 - 9Curitiba, Brazil
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Website development company Agência TCA is in Curitiba, Brazil. They focus on Web Development and Advertising and were founded in 2006.
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$25,000+$50 - $99 / hr50 - 249
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See all 1 projectsFetchly Labs specializes in Website Development, Web Design, and Web Programming, providing comprehensive services that include visual design, backend development, and API integration. Client reviews highlight their effective project management and strong communication skills, while also noting that while their team is highly integrated and responsive, there is potential for faster execution.
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$1,000+$50 - $99 / hr10 - 4903, Andorra
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See all 1 projectsSinzerAD is an Andorran IT services company founded in 2016, specialized in Microsoft solutions. Our modern and youthful approach, combined with a highly specialized team, allows us to provide
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$75,000+$150 - $199 / hr2 - 9Boise, ID
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Capellic LLC is a web development firm. They specialize in Web Development and Web Design and were established in 2012. The firm is headquartered in Boise, Idaho and Austin, Texas.
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$10,000+$25 - $49 / hr50 - 249Medellín, Colombia
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Cognox is an IT staff augmentation company. Located in Medellín, Colombia, the company offers IT staff augmentation and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Bhavitra TechSolutions is a website development firm. Headquartered in Dhaka, Bangladesh, the agency was established in 2019. Their services include Web Development and Search Engine Optimization.
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$5,000+$25 - $49 / hr10 - 49Buenos Aires, Argentina
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Vision Group NYC, a mobile application development firm, was established in 2020. The firm offers Mobile App Development and E-Commerce Development.
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$25,000+$100 - $149 / hr10 - 49Mülheim an der Ruhr, Germany
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DCC.RUHR, a small custom software development firm, is in Mülheim an der Ruhr, Germany. Their services include Custom Software Development and Web Development.
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$5,000+$50 - $99 / hr10 - 49Glifada, Greece
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Founded in 2010, ANDKO DIGITAL is a small Glifada, Greece-based website development company. Their services include Web Development and UX/UI Design.
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$5,000+$25 - $49 / hr50 - 249
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See all 3 projectsThe Website Mart specializes in Website Development, Web Design, and Online Development, with a strong emphasis on constructing robust backend structures and web-based application components. The reviews reflect positively on their responsive project management style, teamwork approach, and resourceful problem-solving. Clients appreciate their impressive post-launch support and seamless integration as part of their project team.
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$25,000+$100 - $149 / hr10 - 49London, England
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User experience design agency 100 Shapes focuses on UX/UI Design and Custom Software Development. They were founded in 2011.
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$10,000+Undisclosed10 - 49
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WEBCURL LTD. Is a web development company. They are headquartered in Wheatley, England and have small team of experts. Their services include Web Development and Application Management & Support.
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$5,000+$100 - $149 / hr10 - 49Singapore, Singapore
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Fleava is a branding company. The team is in Singapore, Singapore and Badung, Indonesia, and their services include Branding and Digital Strategy.
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$25,000+$150 - $199 / hr10 - 49Pyrmont, Australia
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Website development company Chook provides Web Development and Digital Strategy. They were founded in 1997.
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$5,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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Launched in 2014, IT LAMA, a small web development company, is located in Kyiv, Ukraine and Bratislava, Slovakia. Their services include Web Development and Web Design.
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$10,000+$25 - $49 / hr10 - 49Sint-Lambrechts-Woluwe, Belgium
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Anais Digital is a custom software development company. The Sint-Lambrechts-Woluwe, Belgium-based company was launched in 2005. Their team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Kraków, Poland
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Digital Team is a small website development firm headquartered in Kraków, Poland. The team offers Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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Website development company Uniq data solution Private Limited is based in Ahmedabad, India and Brampton, Canada. Their services include Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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In Lahore, Pakistan, MetaLogics is a web design company. They offer Web Design and UX/UI Design and were launched in 2023.
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$25,000+$300+ / hr2 - 9
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Web design agency Method Media was established in 2005. The small team offers Web Design and Web Development.
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$25,000+$100 - $149 / hr2 - 9Chicago, IL
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Established in 1998, Sandbox Studio is a small Chicago, Illinois-based web design agency. Their team offers Web Design and Web Development.
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Undisclosed$100 - $149 / hr2 - 9Camberwell, Australia
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Established in 2017, Made by Andy is a small web development company. Their team focuses on Web Development and AI Agents.
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$5,000+$100 - $149 / hr2 - 9Boise, ID
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Based in Boise, Idaho, White Whale Web is a web development firm. They specialize in Web Development and Web Design and were established in 2022.
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$1,000+$50 - $99 / hr2 - 9
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Qudrai., a graphic design company, is in București, Romania. Launched in 2024, the team specializes in Graphic Design and Branding.
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$5,000+$100 - $149 / hr10 - 49Mount Pleasant, SC
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See all 1 projectsWe leverage GIS technology from both the commercial and open source domains to deliver unique software solutions to government and commercial customers
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$25,000+$50 - $99 / hr10 - 49
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See all 1 projectsSoftwareME offers a range of services including Website Development, Java Development, and Cyber Security Testing. The overall feedback from their reviews highlights strong project management, timely delivery, and effective communication. Clients appreciate the good value for cost and consistent availability, making SoftwareME a reliable choice for Web Programming projects.
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$5,000+$150 - $199 / hr10 - 49Minneapolis, MN
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In Minneapolis, Minnesota and Arlington, Virginia, Atlas Solutions is a small web development firm. The team focuses on Web Development and Custom Software Development.
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List of the Top 15 JavaScript Development Companies
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$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 -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
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39/40.019.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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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
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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 -
$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 -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
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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
Ability to deliver
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 - 249Cypress, 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.