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 89 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm specializing in full-stack and custom website development. Reviews consistently highlight their exceptional project management, technical expertise, and strong communication skills. Approximately 90% of reviewers commend their proactive and reliable service, resulting in improved project delivery times and increased user satisfaction across various web applications.
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$10,000+$25 - $49 / hr10 - 49Berlin, Germany
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See all 20 projectsVoypost is a full-stack web development company praised for its efficient project management and commitment to quality. With a focus on web and mobile application development, they have consistently delivered projects on time and within budget. Approximately 90% of reviewers highlight their proactive communication and willingness to exceed expectations, though a few suggest improvements in the design handover process and the use of certain project management tools.
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$10,000+$25 - $49 / hr10 - 49Warszawa, Poland
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See all 13 projectsLogic Soft is a web development company specializing in Website Development, Custom Website Development, and Web Design. Across their reviews, 100% of the feedback is positive, highlighting their strong project management, adherence to timelines, and focus on detail and client satisfaction. Approximately 83% of clients mention the company's impressive attention to detail and accommodating nature.
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UndisclosedUndisclosed10 - 49Birmingham , England
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Bluetel is a custom software development firm. Their small team is based in Birmingham , England. Their services include Custom Software Development and CRM consulting and SI.
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UndisclosedUndisclosed10 - 49Ames, IA
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EnSoft Corporation is a website development firm. They are based in Ames, Iowa. Their team specializes in Web Development.
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UndisclosedUndisclosed10 - 49Bratislava, Slovakia
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Webikon s.r.o. Is a website development company. Headquartered in Bratislava, Slovakia, the firm was launched in 2008. Their services include Web Development.
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UndisclosedUndisclosed10 - 49Cluj-Napoca, Romania
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WDS Center is a web design agency. The team provides Web Design and Web Development, and the company is located in Cluj-Napoca, Romania.
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UndisclosedUndisclosed10 - 49Cluj-Napoca, Romania
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Founded in 2005, Cardo+ is a web design company. The team offers Web Design and Web Development and is located in Cluj-Napoca, Romania.
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UndisclosedUndisclosed10 - 49București, Romania
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SKEPSIS CONSULT SRL, a small web design company, is in București, Romania. Their services include Web Design and Web Development.
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UndisclosedUndisclosed10 - 49München, Germany
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Established in 1997, Yellowspace is a web design company and website development firm. The small team specializes in Web Design and Web Development.
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UndisclosedUndisclosed10 - 49Rosario, Argentina
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Based in Rosario, Argentina, Estratega Software is a small software development company. The team provides Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Rosario, Argentina
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Founded in 2008, Beew, a small web design agency, is headquartered in Rosario, Argentina. Their team offers Web Design and Web Development.
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UndisclosedUndisclosed10 - 49München, Germany
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Digital Strategy company Trion Visual Concepts was established in 1994. The firm offers Digital Strategy and Social Media Marketing, and is small.
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UndisclosedUndisclosed10 - 49Miami, FL
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Iceberg Solutions is a custom software development firm. They are in Miami, Florida and have small team. Their services include Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Bari, Italy
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MarcoMaiullari, a small software development firm, is located in Bari, Italy. The team offers Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49
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Web design company KarmaWeb was established in 2012. The agency provides Web Design and Web Development, and is small.
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UndisclosedUndisclosed10 - 49Bari, Italy
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Pronto Studios is a website development firm. Their team is located in Bari, Italy. The firm offers Web Development and Pay Per Click.
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UndisclosedUndisclosed10 - 49Bari, Italy
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Weelt, a web design company, was established in 2011. The team provides Web Design and Web Development and is based in Bari, Italy.
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UndisclosedUndisclosed10 - 49
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Francy Solutions is a web design company. They were launched in 2011, and their services include Web Design and IT managed services.
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UndisclosedUndisclosed10 - 49Bari, Italy
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Helios Web Design is a web design agency. Located in Bari, Italy, the company was founded in 2012. Their services include Web Design and Web Development.
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UndisclosedUndisclosed10 - 49Modugno, Italy
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Extra Officine Web is a web design company. The team focuses on Web Design and Web Development, and the agency is based in Modugno, Italy.
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UndisclosedUndisclosed10 - 49
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Web design agency WebStore is located in Bari, Italy. They specialize in Web Design and Custom Software Development and were established in 2015.
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UndisclosedUndisclosed10 - 49Cassano delle Murge, Italy
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Quilia is a web design agency in Cassano delle Murge, Italy. They focus on Web Design and IT managed services.
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$1,000+$25 - $49 / hr10 - 49Muscat, Oman
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Established in 2011, Incubix Creative Business Attitude, a small social media marketing company, is based in Muscat, Oman. Their team focuses on Social Media Marketing and Search Engine
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$1,000+$25 - $49 / hr10 - 49
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Software development company Quantnix is in Sheridan, Wyoming. They provide Custom Software Development and AI Consulting.
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$5,000+$25 - $49 / hr10 - 49Navi Mumbai, India
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Designare Studio is a small web design agency based in Navi Mumbai, India. Their services include Web Design and Mobile App Development.
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$1,000+< $25 / hr2 - 9Faisalabad, Pakistan
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See all 2 projectsNEXERA is a web development agency focused on helping businesses build a strong and results-driven online presence. We specialize in creating high-performance, conversion-focused websites that
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$1,000+< $25 / hr2 - 9Rajkot, India
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Founded in 2019, Squareneed Technologies is a software development firm. Their team specializes in Custom Software Development and E-Commerce Development.
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$5,000+$25 - $49 / hr10 - 49San Jose, CA
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Talaria Platform, Inc is a software development company based in San Jose, California. Their services include Custom Software Development and Microservices Architecture Services.
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Undisclosed$25 - $49 / hr10 - 49Mountlake Terrace, WA
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Sunshine Digital Solutions is a SEO company. The Mountlake Terrace, Washington-based company was founded in 2024. Their services include Search Engine Optimization and Pay Per Click.
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$5,000+$50 - $99 / hr2 - 9Madrid, Spain
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Fullcircle s.l., a web development company, was founded in 2015. The small team focuses on Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsRRV AGENCY offers comprehensive Website Development and Web Design services, including logo creation and online shop development. Reviews highlight their exceptional project management, timely delivery, and effective communication. Clients appreciate their valuable advice, practical solutions, and flawless execution, making them a reliable partner for web programming projects.
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$1,000+Undisclosed2 - 9Lusaka, Zambia
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Yamfumu Technologies is a social media marketing company. Established in 2018, their team specializes in Social Media Marketing and Content Marketing.
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$1,000+$100 - $149 / hr2 - 9
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Bizim Muhit is a web design agency. They offer Web Design and Web Development and were founded in 2018.
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$5,000+Undisclosed2 - 9Bixby, OK
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Eye Tea Studio, a Content Marketing company, is in Bixby, Oklahoma. They offer Content Marketing and Search Engine Optimization.
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$5,000+< $25 / hr2 - 9Sugar Land, TX
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Based in Sugar Land, Texas, Bizkey Solutions is an user experience design agency. Established in 2011, the team provides UX/UI Design and E-Commerce Development.
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$75,000+$100 - $149 / hr10 - 49Jena, Germany
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Wunschlösung GmbH is a software development company. The Jena, Germany-based team offers Custom Software Development and E-Commerce Development.
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$1,000+$50 - $99 / hr10 - 49
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Launched in 2021, TOYOSOFT is a web design company. Their team offers Web Design and ERP consulting and SI.
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$5,000+$50 - $99 / hr2 - 9Makati, Philippines
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Pixelmojo is a branding agency. The Makati, Philippines-based firm was established in 2024. Their services include Branding and Search Engine Optimization.
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$5,000+$100 - $149 / hr50 - 249Bella Vista, Australia
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MetaWeb is a website development firm. The company is in Bella Vista, Australia and Williams Landing, Australia. Their team provides Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Launched in 2020, Webnmedia Solutions is a web development firm. Their team focuses on Web Development and Mobile App Development.
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$5,000+$150 - $199 / hr2 - 9
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See all 1 projectsIn the AI era, the real advantage isn’t technology — it’s people, connections, and the knowledge they share. At Temper we work with innovation accelerators, Government departments and
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$5,000+$25 - $49 / hr2 - 9Montreal, Canada
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Vinctus is a software development firm. Located in Montreal, Canada, the agency was established in 2017. Their services include Custom Software Development and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9Montevideo, Uruguay
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Useful-media.org is an application development firm located in Montevideo, Uruguay. They specialize in Mobile App Development and Web Development and were founded in 2002.
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$1,000+$25 - $49 / hr2 - 9Port Harcourt, Nigeria
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TMACraft is a web development company located in Port Harcourt, Nigeria and Port Harcourt, Nigeria. The team provides Web Development and Custom Software Development.
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$1,000+Undisclosed2 - 9
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One Dash Two is a small -based custom software development firm. Their services include Custom Software Development and Web Development.
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$25,000+$50 - $99 / hr2 - 9
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Commit Labs LLC, a software development firm, was launched in 2011. They provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Navi Mumbai, India
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Semafor India is a SEO services firm. Their small team is in Navi Mumbai, India and specializes in Search Engine Optimization and Social Media Marketing. The company was launched in 2018.
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$5,000+$25 - $49 / hr2 - 9Fleming Island, FL
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DEVOCEAN is a software development company. Their team is in Montevideo, Uruguay and Bahia, Brazil. The company specializes in Custom Software Development and Web Development.
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$1,000+< $25 / hr2 - 9Bengaluru, India
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Frammeworks is a small Bengaluru, India-based custom software development company. Their services include Custom Software Development and UX/UI Design.
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$5,000+$50 - $99 / hr2 - 9Praha 10, Czech Republic
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Custom software development company Soulution Agency was founded in 2018. The firm specializes in Custom Software Development and Web 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.
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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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$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
39.3/40.019.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.3/40.019.4/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Web Development60% 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 -
$10,000+Undisclosed50 - 249San Francisco, CA
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38.5/40.019.2/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, 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+$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 -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.3/40.017.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% 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 -
$25,000+$25 - $49 / hr50 - 249Newark, DE
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39.6/40.019.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
Ability to deliver
39.3/40.019.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% 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 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.4/40.016.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.3/40.016.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
38.7/40.019.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37/40.018/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
38.3/40.018.4/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$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 / 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
37.5/40.018.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.5/40.016.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
37.8/40.018/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$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 -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.5/40.015.8/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+$50 - $99 / hr50 - 249Maribor, Slovenia
Ability to deliver
36.1/40.020/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
40% Web Development100% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
37.6/40.017.8/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$50 - $99 / hr50 - 249Poznań, Poland
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Web Development10% JavaScript50% 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.