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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UndisclosedUndisclosed2 - 9Madrid, Spain
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Webcuatro is a PPC company located in Madrid, Spain. Founded in 2005, the team focuses on Pay Per Click and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9
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Digital Strategy company FounderTraction is in. Their services include Digital Strategy and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9BQL, Argentina
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Dw Visual, a web design agency, was founded in 2003. Located in BQL, Argentina, the team focuses on Web Design and Graphic Design.
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UndisclosedUndisclosed2 - 9Cundinamarca, Colombia
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Located in Cundinamarca, Colombia, IT Ecology is a web development firm. Established in 2015, the team specializes in Web Development and CRM consulting and SI.
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UndisclosedUndisclosed2 - 9Bogotá, Colombia
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TuWebtuempresa is a web design company established in 2010. Based in Bogotá, Colombia, the team offers Web Design and IT managed services.
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UndisclosedUndisclosed2 - 9Holly Springs, NC
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E-commerce development company JLS Media LLC provides E-Commerce Development and Pay Per Click. They were founded in 2016.
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UndisclosedUndisclosed2 - 9Syracuse, NY
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Small web design agency InterSense, is in Syracuse, New York. Their services include Web Design and Web Development.
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UndisclosedUndisclosed2 - 9Coventry , England
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Webnextech LLC, an UX company, is headquartered in Coventry , England. They focus on UX/UI Design and E-Commerce Development and were launched in 2005.
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UndisclosedUndisclosed2 - 9St. Louis, MO
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FlashBoombang Studios is an user experience design company. They are in St. Louis, Missouri and have small team. Their team specializes in UX/UI Design and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9Caracas, Venezuela
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Design TIC is a branding company. Launched in 2002, the agency is headquartered in Caracas, Venezuela. Their services include Branding and IT managed services.
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UndisclosedUndisclosed2 - 9Surry Hills, Australia
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Creativelifeform, a small software development firm, is based in Surry Hills, Australia. The team focuses on Custom Software Development and E-Commerce Development.
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UndisclosedUndisclosed2 - 9Perth, Australia
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BEVIN Creative is a branding agency in Perth, Australia. They provide Branding and Pay Per Click and were established in 2007.
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UndisclosedUndisclosed2 - 9Sydney, Australia
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Soda Digital is a software development company. Launched in 2001, their team provides Custom Software Development and Artificial Intelligence.
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UndisclosedUndisclosed2 - 9Guatemala City, Guatemala
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6grados - Marketing Digital is an IT managed services company. The small Guatemala City, Guatemala-based team specializes in IT managed services and Web Design. The agency was established in 2000.
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UndisclosedUndisclosed2 - 9Ciudad de Guatemala, Guatemala
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Aplicaciones Web is an e-commerce development firm. They offer E-Commerce Development and Mobile App Development and were founded in 2000.
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UndisclosedUndisclosed2 - 9East Perth, Australia
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Prime IT Solutions Pty Ltd is an IT managed services company located in East Perth, Australia. They focus on IT managed services and Cybersecurity and were launched in 2016.
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UndisclosedUndisclosed2 - 9Budapest, Hungary
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Headquartered in Budapest, Hungary, ExpatTech is a small IT managed services company. The team specializes in IT managed services and Web Development.
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UndisclosedUndisclosed2 - 9Blacktown, Australia
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SUPA Web Solutions is a website development firm located in Blacktown, Australia. The team focuses on Web Development and Graphic Design.
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UndisclosedUndisclosed2 - 9Doral, FL
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SDH Interactive is a small Email Marketing company. Established in 2009, the team offers Email Marketing and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9
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Rockdown is a website development company. Their small team is in Boston, Massachusetts. Their team focuses on Web Development and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9Woodbridge, VA
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Matsuda & Associates, Inc. Is an IT managed services company. Their small team of employees is in Woodbridge, Virginia. Their team focuses on IT managed services and Web Development.
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UndisclosedUndisclosed2 - 9Bluffton, SC
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The WebRite Group is a Content Writing Services company established in 2018. The team provides Content Writing Services and Social Media Marketing and is located in Bluffton, South Carolina.
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UndisclosedUndisclosed2 - 9Karachi, Pakistan
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Cogent Devs, a SEO company, was established in 2018. Located in Karachi, Pakistan, the team focuses on Search Engine Optimization and Custom Software Development.
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UndisclosedUndisclosed2 - 9
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Stars IT Developer (Pvt) Ltd. Is a social media marketing agency. The company is based in Lahore, Pakistan. Their team offers Social Media Marketing and CRM consulting and SI.
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UndisclosedUndisclosed2 - 9Szczecin, Poland
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Email Marketing company Dotfusion Sp. Z o.o. Was established in 2010. The small team provides Email Marketing and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9
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Hopes Solution is a SEO services firm. Their small team is based in Abbottabad, Pakistan. Their services include Search Engine Optimization and Video Production.
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UndisclosedUndisclosed2 - 9Bangkok, Thailand
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Twin Synergy Co., Ltd. Is a web design company. Founded in 2012, the firm specializes in Web Design and Custom Software Development.
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UndisclosedUndisclosed2 - 9Aurora, OH
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GR8 Design Solutions is a software development company. They offer Custom Software Development and Web Development and were founded in 2012.
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UndisclosedUndisclosed2 - 9Marietta, GA
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Cloud consulting & SI company BLUEVISION LLC is located in Marietta, Georgia. They focus on cloud consulting & SI and Custom Software Development and were established in 2001.
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UndisclosedUndisclosed2 - 9New York, NY
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Div Digital is a social media marketing company. They were launched in 2016, and their services include Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9
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DevXT is a small software development company launched in 2006. Their team specializes in Custom Software Development and Web Development.
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UndisclosedUndisclosed2 - 9St. George, UT
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Conglomo Labs, Inc. Is a St. George, Utah-based branding agency. The team specializes in Branding and Pay Per Click.
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UndisclosedUndisclosed2 - 9New York, NY
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6PS Group, LLC is a New York, New York-based website development firm. Their services include Web Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9Santa Fe, NM
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Odza Consults is a social media marketing agency. They are in Santa Fe, New Mexico, and their services include Social Media Marketing and Email Marketing.
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Launched in 2019, COLLABA.dev, a small UX design agency, is headquartered in Kyiv, Ukraine. Their team offers UX/UI Design and BI & big data consulting & SI.
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UndisclosedUndisclosed2 - 9
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Small web design agency UPFLOW, is in. The team provides Web Design and Web Development.
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UndisclosedUndisclosed2 - 9Boadilla del Monte, Spain
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SEO Madrid is a SEO agency. Their small team is based in Boadilla del Monte, Spain and focuses on Search Engine Optimization and Social Media Marketing. The company was established in 2007.
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UndisclosedUndisclosed2 - 9
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Cybersecurity company Hunting Adversaries is based in Kilkenny, Ireland. They provide Cybersecurity and Web Development.
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$5,000+$25 - $49 / hr250 - 999Noida, India
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See all 2 projectsMariox Software specializes in Website Development, offering services such as Web Design, Online Development, and Web Programming. Clients consistently praise their ability to deliver high-quality projects within budget and ahead of schedule. Reviews highlight Mariox Software's commendable response time and the value they add to projects, with particular appreciation for their effective communication and quality of work.
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$1,000+Undisclosed250 - 999San Francisco, CA
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ShopBase is a Market Research company. The midsize San Francisco, California-based team focuses on Market Research and Email Marketing. The firm was founded in 2019.
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$25,000+$25 - $49 / hr10 - 49
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See all 4 projectsSourceter is a web development company specializing in back-end and cloud services architecture. The feedback highlights their excellent project management, with 100% of reviewers noting on-time delivery and effective communication. Impressively, both clients appreciated Sourceter's flexibility, creativity, and professionalism, with no areas for improvement mentioned.
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$5,000+$25 - $49 / hr50 - 249Ahmedabad, India
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See all 47 projectsINEXTURE Solutions Limited is a dynamic web development company specializing in custom website development and web application development. Reviews highlight their exceptional project management, with 100% of clients praising their communication and ability to meet deadlines. Clients also commend them for significantly enhancing online visibility and user experience, demonstrated by a 30% increase in user interaction and a 25% rise in conversion rates.
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$1,000+$25 - $49 / hr10 - 49Toronto, Canada
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See all 9 projectsUTEEK is a web development company specializing in custom website development and digital marketing strategies. Reviews highlight their ability to enhance search traffic, with a 500% increase reported, and their innovative design skills. The firm is praised for efficient project management, open communication, and creative problem-solving, with 100% of reviewers emphasizing their technical proficiency and timely delivery.
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$1,000+< $25 / hr10 - 49Karachi, Pakistan
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Founded in 2014, Mujadidia Inc is a web design company. Their services include Web Design and UX/UI Design.
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$25,000+$50 - $99 / hr50 - 249Cincinnati, OH
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See all 11 projectsCinnova Technologies, LLC is recognized as a proficient web development company specializing in Web Application Development and Custom Website Development. The reviews reflect a 100% satisfaction rate, with clients praising their commitment to security, user experience, and effective project management. Notably, 100% of reviewers commend their responsive communication and ability to meet deadlines consistently.
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$5,000+$50 - $99 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 48 projectsAron Web Solutions is a full-service web development company excelling in custom website development and e-commerce solutions. With 100% positive feedback from reviewers, they are praised for their responsiveness, attention to detail, and timely delivery. Approximately 70% of reviewers highlight their ability to meet project requirements accurately, while 60% commend their project management and communication skills.
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$5,000+$25 - $49 / hr50 - 249Alicante (Alacant), Spain
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See all 6 projectsMeGaDev is a web development company specializing in front-end development, web design, and custom website development. Their clients commend their commitment to user experience and flexibility, with 75% highlighting their professionalism and communication. While there were occasional delays, 100% of reviewers expressed satisfaction with the final product.
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$25,000+$50 - $99 / hr50 - 249Port Harcourt, Nigeria
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See all 18 projectsMobirevo is a distinguished web development company specializing in custom website development and web application development. With a 100% positive feedback rate, clients commend their commitment to delivering projects on time and their ability to implement robust technological solutions. Approximately 50% of reviewers highlighted Mobirevo's exceptional project management and understanding of clients' visions.
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$10,000+< $25 / hr50 - 249Noida, India
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See all 32 projectsApponward Technologies is a proficient web development company specializing in custom website development, web application development, and full-stack web development. Reviews highlight their impressive project management, responsiveness, and ability to deliver intuitive and efficient web solutions, achieving a 36% increase in user engagement for one client. Approximately 80% of reviews praise their problem-solving skills and customer service, while a smaller percentage note room for improvement in project management efficiency.
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$1,000+< $25 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 11 projectsGsquare Web Technologies Pvt Ltd is a full-stack web development company known for their expertise in custom website development and web programming. They receive consistently positive feedback, with clients highlighting their quick communication, timely project delivery, and excellent project management. While their functionality and responsiveness are highly praised, some clients suggest enhancements in design aesthetics.
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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:
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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
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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
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
Ability to deliver
39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$1,000+< $25 / hr250 - 999Boston, 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 -
$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 -
$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 -
$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
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 - 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.