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+$25 - $49 / hr10 - 49
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Located in Lodz, Poland, AWWW Software is a website development company. Their services include Web Development and Custom Software Development.
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$1,000+$100 - $149 / hr50 - 249Oslo, Norway
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Graphiq is an Oslo, Norway-based branding firm. Their services include Branding and UX/UI Design.
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$5,000+$50 - $99 / hr10 - 49Berlin, Germany
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Launched in 2003, PANORAMA3000, a small social media marketing company, is in Berlin, Germany. Their team offers Social Media Marketing and Digital Strategy.
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Undisclosed$25 - $49 / hr10 - 49Dnipro, Ukraine
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Forforce is an e-commerce development company established in 2010. The agency specializes in E-Commerce Development and Web Development, and is small.
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$5,000+$50 - $99 / hr10 - 49Santo Domingo, Dominican Republic
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Launched in 2001, Grupo Interactivo is a small e-commerce development company. Their services include E-Commerce Development and Mobile App Development.
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$75,000+$100 - $149 / hr50 - 249Colima, Mexico
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Michelada.io is an app development company founded in 2015. The team specializes in Mobile App Development and Web Development and is headquartered in Colima, Mexico.
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$25,000+Undisclosed50 - 249Kyiv, Ukraine
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Kitsoft is a website development company. The agency is based in Kyiv, Ukraine. Their services include Web Development and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9Odesa, Ukraine
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JUMP.team is a website development firm. The company is headquartered in Odesa, Ukraine. Their team provides Web Development and E-Commerce Development.
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Undisclosed$25 - $49 / hr2 - 9Nairobi, Kenya
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See all 1 projectsWeis Web Developers design custom modern websites for clients looking to improve their online presence. Our websites are fast, clean and serve all purposes. We will set up SEO, analytics, provide
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$1,000+$50 - $99 / hr2 - 9Dnipropetrovs'k, Ukraine
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Headquartered in Dnipropetrovs'k, Ukraine, Udevv Digital is a website development firm. They focus on Web Development and Social Media Marketing and were founded in 2017.
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$5,000+$25 - $49 / hr2 - 9
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Custom software development firm Logic Lion is based in yamunanagar, India and yamunanagar, India. They offer Custom Software Development and Web Development and were established in 2022.
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$1,000+< $25 / hr10 - 49Surat, India
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IZZARDTECH SOLUTIONS is a Surat, India-based application development company. They provide Mobile App Development and Web Development and were established in 2018.
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$75,000+$150 - $199 / hr10 - 49Auckland, New Zealand
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Orchid is a custom software development company. The team offers Custom Software Development and Mobile App Development, and the firm is in Auckland, New Zealand.
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Undisclosed$25 - $49 / hr10 - 49
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SEO agency Kyurius Tech Studios is headquartered in Bengaluru, India. They offer Search Engine Optimization and Graphic Design.
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$1,000+$50 - $99 / hr2 - 9Charlotte, NC
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SEO agency The Branding Agency is in Charlotte, North Carolina. They focus on Search Engine Optimization and Web Development.
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UndisclosedUndisclosed10 - 49
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See all 7 projectsFree WP Developers specializes in Website Development, including WordPress plugin development, web design, and responsive website creation. Clients consistently praise their efficient project management, technical skills, and timely delivery, highlighting their professionalism and high-quality work. Overall, the feedback reflects satisfaction with their responsive communication and exceptional service.
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Undisclosed$25 - $49 / hr10 - 49Kyiv, Ukraine
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Grivallure is a web design company. In Kyiv, Ukraine, the firm was launched in 2018. Their team focuses on Web Design and UX/UI Design.
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UndisclosedUndisclosed50 - 249Laval, Canada
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Launched in 2015, Publissoft inc. Is a SEO company. Headquartered in Laval, Canada, the team specializes in Search Engine Optimization and Digital Strategy.
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$25,000+$50 - $99 / hr10 - 49Kaunas, Lithuania
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Bitcat is a custom software development company. Located in Kaunas, Lithuania, the company was launched in 2020. Their services include Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr50 - 249Bengaluru, India
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Mobiux Labs, a website development firm, was established in 2019. The team focuses on Web Development and Artificial Intelligence.
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$5,000+$25 - $49 / hr10 - 49Vinnytsia, Ukraine
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See all 1 projectsVindevs offers comprehensive Website Development and Web Design services, delivering a seamless blend of aesthetic design and functional online development. Clients commend the company for its effective project management, timely communication, and responsiveness to feedback, resulting in high satisfaction and successful project outcomes. Their paperless approach and attention to client preferences are particularly appreciated.
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$1,000+$25 - $49 / hr10 - 49Bengaluru, India
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Application development company Blutechnosoft is located in Bengaluru, India. They offer Mobile App Development and E-Commerce Development and were founded in 2020.
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$1,000+$25 - $49 / hr2 - 9Upperpally, India
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Webartise is a website development firm. They are based in Upperpally, India and have small team of experts. Their services include Web Development and Web Design.
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$10,000+$50 - $99 / hr1,000 - 9,999Atlanta, GA
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Founded in 1997, MJV Technology & Innovation is a large Business Consulting company. Their services include Business Consulting and IT strategy consulting.
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Undisclosed$25 - $49 / hr10 - 49Warszawa, Poland
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Ingenios.io is a software development firm. The team is based in Warszawa, Poland, and their services include Custom Software Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9Burien, WA
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Sandcastle Web Design and Development is a software development company established in 1998. The team specializes in Custom Software Development and Mobile App Development.
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$5,000+$50 - $99 / hr50 - 249Kington, England
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Software development firm Oceanstart was launched in 2010. The company specializes in Custom Software Development and Web Development, and is midsize.
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$1,000+< $25 / hr50 - 249
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See all 1 projectsThe Tech Power Behind 200+ Global Brands At Genesis Technologies, we architect, develop, validate, and optimize software solutions that propel businesses' growth.Headquartered in Central India, we
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$1,000+$25 - $49 / hr2 - 9Zaporizhzhia, Ukraine
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Website development company and e-commerce development company COOD specializes in Web Development and E-Commerce Development. They are based in Zhashkiv, Ukraine and Zaporizhzhia, Ukraine.
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$5,000+$25 - $49 / hr10 - 49Mexicali, Mexico
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See all 1 projectsCuatro Punto Cero offers software development and database administration services. The reviews highlight their effective project management, timely delivery, and the stability and usability of their applications. Clients appreciate the company's experience, solid work team, and effective communication, noting their confidence and professionalism throughout the project.
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$1,000+$100 - $149 / hr2 - 9Laval, Canada
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SatelitteWP, a website development firm, is located in Laval, Canada. The team focuses on Web Development and Cybersecurity.
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$1,000+< $25 / hr50 - 249Karachi, Pakistan
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ARF Services is a Karachi, Pakistan-based social media marketing company. They focus on Social Media Marketing and Web Development.
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$50,000+$150 - $199 / hr10 - 49Chicago, IL
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BlueBolt, Inc. Is an e-commerce development firm in Chicago, Illinois. The team focuses on E-Commerce Development and Web Development.
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$5,000+< $25 / hr10 - 49
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Extendons is an Ecommerce Marketing company headquartered in Islamabad, Pakistan. Founded in 2017, the team focuses on Ecommerce Marketing and Custom Software Development.
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Undisclosed$50 - $99 / hr2 - 9Toronto, Canada
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Momentech Canada Inc, a custom software development firm, was launched in 2015. The small team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Small website development company Jaguar Team, is in Kharkov, Ukraine. The team offers Web Development and Web Design.
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$5,000+$50 - $99 / hr2 - 9Belfast, Northern Ireland
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Element Seven is a web design company. The Belfast, Northern Ireland-based team focuses on Web Design and Web Development.
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$5,000+$150 - $199 / hr2 - 9Miami, FL
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Function Driven is a small Miami, Florida-based web design agency. The team provides Web Design and Web Development.
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$1,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Techify is a software development firm. They were launched in 2015 and focus on Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49
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See all 2 projectsWEBKITCHEN-DESIGN specializes in Website Development and Web Design, offering comprehensive services from prototyping and design to online development and web programming. Reviews highlight the firm’s professionalism, effective communication, and ability to deliver user-friendly and aesthetically pleasing websites, though some clients noted minor delays and a need for better content filling services.
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$5,000+$25 - $49 / hr50 - 249Kolkata, India
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See all 1 projectsBit Canny Technologies Pvt. Ltd. offers services in web design and web development. Reviews highlight their expertise, technical knowledge, and good customer service, though there were some delays in project delivery. Overall, the company is valued for providing good service at a reasonable cost.
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$1,000+< $25 / hrFreelancer
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Afham Zahid | WordPress Developer is a web design company. The team offers Web Design and Web Development and is headquartered in Hyderabad, Pakistan.
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$10,000+$200 - $300 / hr2 - 9Baltimore, MD
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Friends of The Web is an UX design company. The Baltimore, Maryland-based agency specializes in UX/UI Design and Web Design.
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$5,000+$50 - $99 / hr50 - 249Sofia, Bulgaria
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Saitami is a social media marketing firm established in 2011. The team offers Social Media Marketing and Search Engine Optimization.
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$5,000+$25 - $49 / hr10 - 49Tallinn, Estonia
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Established in 2019, K&K TEAM is a website development firm. The company specializes in Web Development and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Kraków, Poland
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See all 1 projectsADream provides marketing services, including media publishing, blogs, radio, and newsletters, helping businesses like Znak Zapytania achieve increased sales. The reviews highlight ADream's alignment with client values, budget-friendly pricing, and open-minded approach, contributing to their success in project management and timely delivery. Overall, clients express satisfaction with their collaboration and outcomes.
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$25,000+$25 - $49 / hr10 - 49Cluj-Napoca, Romania
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Moonlysoft is a small web development company. They specialize in Web Development and Artificial Intelligence and were founded in 2022.
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$5,000+$150 - $199 / hr10 - 49San Francisco, CA
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Launched in 2011, Nitid Bit is a website development firm. The team offers Web Development and Mobile App Development and is based in San Francisco, California.
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$10,000+$50 - $99 / hr250 - 999Beverly Hills, CA
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DevSwat Inc. Is an artificial intelligence company. The team provides Artificial Intelligence and Web Development, and the firm is located in Beverly Hills, California and Lusail, Qatar.
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$10,000+$150 - $199 / hr10 - 49Hitchin, England
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Established in 2014, Insites Digital is a web design company. The team specializes in Web Design and UX/UI Design and is based in Hitchin, England.
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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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- Market presence
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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.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
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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
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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
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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.