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 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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$1,000+$25 - $49 / hr2 - 9Cluj-Napoca, Romania
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RubyPine, a web development company, is based in Cluj-Napoca, Romania. They specialize in Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Corexlab Limited, a web development company, provides Web Development and Mobile App Development. The firm is in Dhaka, Bangladesh.
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Undisclosed$25 - $49 / hr10 - 49
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Nitro Code is a small web design company launched in 2023. Their team specializes in Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49Jaipur, India
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See all 2 projectsServa AppLabs offers Website Development and Web Design services, with a strong focus on creating interactive, user-friendly, and visually appealing websites. Reviews consistently highlight their professionalism, effective communication, and ability to meet client expectations. Clients have reported significant increases in website traffic and customer engagement post-launch, underscoring the effectiveness of Serva AppLabs' web development solutions.
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$10,000+$25 - $49 / hr10 - 49
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See all 2 projectsRevolab offers Website Development and mobile application development services, focusing on creating functional, visually appealing, and user-friendly solutions. The overall feedback highlights their professional project management, clear communication, and commitment to customer satisfaction. Clients appreciate Revolab's attentiveness to their needs, valuable insights, and ability to deliver quality products within budget.
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$10,000+$100 - $149 / hr10 - 49Denver, CO
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GSIX, an e-commerce development firm, was founded in 2013. They provides E-Commerce Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Target Internet Services is a web development firm. Founded in 2006, the company specializes in Web Development and Web Design.
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$10,000+$25 - $49 / hr10 - 49Čačak, Serbia
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TelNet is a software development firm. Their small team is located in Čačak, Serbia. Their team offers Custom Software Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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E-commerce development company Fame IT Consultancy is based in Ahmedabad, India. They specialize in E-Commerce Development and Mobile App Development and were established in 2007.
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$1,000+$25 - $49 / hr10 - 49Vadodara, India
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Adrixus Tech Studio is a website development company. The Vadodara, India-based agency was launched in 2017. Their services include Web Development and Blockchain.
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$10,000+$100 - $149 / hr10 - 49
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UX company Saint Digital was founded in 2019. The team offers UX/UI Design and Ecommerce Marketing and is headquartered in Buenos Aires, Argentina.
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$10,000+$150 - $199 / hr10 - 49Boston, MA
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Software development firm LaunchWare specializes in Custom Software Development and Web Development. They were founded in 2006.
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$1,000+$50 - $99 / hr10 - 49
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Located in Mumbai, India, siteinvention is a small custom software development company. Their services include Custom Software Development and Web Development.
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$5,000+$100 - $149 / hr10 - 49Hamilton, New Zealand
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Black Sheep Creative is a branding agency. The team specializes in Branding and Web Design, and the firm is headquartered in Hamilton, New Zealand.
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$1,000+$25 - $49 / hr50 - 249Los Angeles, CA
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See all 3 projectsAmerican Web Designers Inc specializes in Website Development, Web Design, and Web Programming services. Reviews highlight their effective project management, punctual delivery, and excellent communication skills, although there were mentions of needing more focus from the design team. Clients appreciate the high-quality, user-friendly websites that met their specific requirements within budget constraints.
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UndisclosedUndisclosed50 - 249Paris, France
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E-commerce development firm Clever Age is located in Paris, France and Hong Kong. Their services include E-Commerce Development and Web Design.
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$1,000+$50 - $99 / hr10 - 49
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Founded in 2016, Selfhood Studios Ltd. Is a website development firm. Their team specializes in Web Development and Search Engine Optimization.
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$1,000+$50 - $99 / hr2 - 9Charlotte, NC
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Cloud Digital is a small web design company. They provide Web Design and Search Engine Optimization and were established in 2017.
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$10,000+< $25 / hr2 - 9Երևան, Armenia
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ADAS-Method is an e-commerce development firm. They are based in Երևան, Armenia and have small team. They specialize in E-Commerce Development and Mobile App Development.
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$25,000+$100 - $149 / hr10 - 49Dublin, Ireland
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Webbiz is a web design agency. They are located in Dublin, Ireland and have small team of experts. Their services include Web Design and Web Development.
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$1,000+Undisclosed10 - 49Bloomfield Hills, MI
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The Oryan Agency is a branding agency in Bloomfield Hills, Michigan. Established in 2004, the team specializes in Branding and Search Engine Optimization.
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$10,000+$50 - $99 / hr10 - 49
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Small SEO company Crealive, is headquartered in Istanbul, Türkiye. Their services include Search Engine Optimization and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49Wrocław, Poland
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Vecler is a small Wrocław, Poland-based web development company. The team offers Web Development and Custom Software Development.
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$5,000+< $25 / hr10 - 49Rajkot, India
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Creative Brainz, a mobile application development firm, specialize in Mobile App Development and Web Development. They were launched in 2011.
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Undisclosed< $25 / hr10 - 49Chennai, India
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User experience design company Benfy is based in Chennai, India and Vancouver, Canada. Their services include UX/UI Design and Mobile App Development.
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Undisclosed< $25 / hr10 - 49Dehradun, India
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IITS, a Digital Strategy company, was launched in 2022. The company focuses on Digital Strategy and Web Design.
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$5,000+$25 - $49 / hr2 - 9
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See all 1 projectsCazin is a no-code and low-code development agency dedicated to transforming ideas into scalable software solutions. We specialize in building custom web applications in a fraction of the time and
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$1,000+$50 - $99 / hr2 - 9Casper, WY
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See all 1 projectsDSWEB LLC - PREMIUM WORDPRESS DEVELOPMENT FOR THE AMERICAN MARKET ABOUT DSWEB LLC DSWEB LLC is an American web development company with Ukrainian roots, specializing in custom WordPress solutions
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Undisclosed< $25 / hr2 - 9
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See all 1 projectshunzman specializes in Website Development and Web Design, offering services that create unique digital identities to boost business growth. Clients praise their timely delivery and effective project management, highlighting the company's ability to enhance online presence and provide good value for cost. No areas for improvement were noted, underscoring high client satisfaction.
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$10,000+$100 - $149 / hr2 - 9
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Atro Studios is a small Other Application Development company launched in 2014. Their services include Other Application Development and Mobile App Development.
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$10,000+$25 - $49 / hr2 - 9
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Whitebear is an user experience company. The company is headquartered in Uruguay. Their team offers UX/UI Design and Mobile App Development.
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$1,000+< $25 / hr2 - 9Dnipropetrovs'k, Ukraine
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Established in 2013, ADMIRAL.DP.UA is a small software development company. Their team focuses on Custom Software Development and Blockchain.
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$1,000+< $25 / hr2 - 9
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Pixobit Solutions is a Tîrgu Mureş, Romania-based website development company. They provide Web Development and E-Commerce Development.
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$1,000+Undisclosed2 - 9
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Atkinson Bowes Design is a web development firm. Headquartered in Filey, England, the agency focuses on Web Development and Custom Software Development.
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$1,000+$50 - $99 / hr2 - 9Kirkmuirhill, Scotland
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Pixel Fields Web Agency is an app development firm. The Kirkmuirhill, Scotland-based agency was launched in 2014. Their team provides Mobile App Development and Web Design.
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$1,000+$25 - $49 / hr2 - 9Denpasar, Indonesia
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Headquartered in Denpasar, Indonesia, Dupuu Digital Agency is an application development firm. The team offers Mobile App Development and Web Development.
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$5,000+$25 - $49 / hr2 - 9
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Code Orbit is a web development company. They specialize in Web Development and Web Design and were launched in 2024.
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$1,000+$25 - $49 / hr2 - 9
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Cocooned is a website development firm. The firm is based in Friedrichshafen, Germany and Kharkov, Ukraine. Their team focuses on Web Development and E-Commerce Development.
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$1,000+< $25 / hr2 - 9Indore, India
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Small e-commerce development company Mencoweb Technologies, is in Indore, India. Their services include E-Commerce Development and Web Development.
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$5,000+Undisclosed2 - 9Lúke, Paraguay
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Rochallor Digital is a web design agency and web development firm. The company is based in Lúke, Paraguay. Their team focuses on Web Design and Web Development.
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$10,000+$25 - $49 / hr2 - 9
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Mozaix LLC is a small web development company launched in 2015. Their services include Web Development and UX/UI Design.
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UndisclosedUndisclosed2 - 9Bologna, Italy
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Web design company and website development firm Studio Web Design Bologna was founded in 2014. The team offers Web Design and Web Development.
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$5,000+$100 - $149 / hr2 - 9Wauconda, IL
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Located in Wauconda, Illinois, DevElement is a website development firm. The team offers Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9Amravati, India
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PrimaThink Technologies Pvt. Ltd. Is a SEO agency. Founded in 2019, their team provides Search Engine Optimization and Social Media Marketing.
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$1,000+$25 - $49 / hr2 - 9Kraków, Poland
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Established in 2019, Niceone is a small website development company located in Kraków, Poland. Their team specializes in Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9Lahore, Pakistan
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HouseCodies is a small Lahore, Pakistan-based website development firm. The team offers Web Development and Digital Strategy.
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$5,000+$50 - $99 / hr2 - 9London , England
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Custom software development company Berry Cloud Ltd focuses on Custom Software Development and Web Development. They were launched in 2014.
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$5,000+$100 - $149 / hr2 - 9Toronto, Canada
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Super Effective, a small user experience company, is based in Toronto, Canada. The team provides UX/UI Design and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Pune, India
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Small website development company Cresco Systems, is located in Pune, India. The team specializes in Web Development and Web Design.
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$1,000+$25 - $49 / hr2 - 9Piatra Neamț, Romania
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Founded in 2012, DoubleBit is a small mobile application development firm. Their services include Mobile App 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.
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.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.9/40.019.6/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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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.