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 89 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in Web Development, providing comprehensive services such as Front-End Development, Back-End Development, and Custom Website Development. Their reviews indicate a 100% satisfaction rate, highlighting their strong project management, technical expertise, and clear communication. Approximately 70% of reviewers emphasize their seamless integration into teams and high-quality deliverables.
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$1,000+$25 - $49 / hr10 - 49Poznań, Poland
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In Poznań, Poland, Grupa Improve is a SEO company. They focus on Search Engine Optimization and Pay Per Click and were launched in 2013.
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$5,000+$25 - $49 / hr10 - 49Gurugram, India
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See all 1 projectsHandysolver offers Website Development and custom web programming services, demonstrated by their successful delivery of a feature-rich event registration website for The Game Map. Clients praised their prompt communication, organized project management, and ability to understand and meet unique requirements, highlighting a positive overall feedback.
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$25,000+$100 - $149 / hr10 - 49Sparta, NJ
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8th Sphere is a web development firm. The Sparta, New Jersey-based firm was launched in 2006. Their team focuses on Web Development and UX/UI Design.
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$5,000+$150 - $199 / hr10 - 49Erina, Australia
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Increaseo is a web development company. The Erina, Australia-based agency was established in 2007. Their services include Web Development and Digital Strategy.
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UndisclosedUndisclosed10 - 49Łódź, Poland
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TDSOFT is a custom software development company established in 2014. The team specializes in Custom Software Development and Web Development and is based in Łódź, Poland.
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$50,000+$150 - $199 / hr10 - 49Paris, France
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Anybox, a web development company, was founded in 2010. The agency provides Web Development and IT strategy consulting.
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$5,000+$100 - $149 / hr10 - 49Navi Mumbai, India
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Mindspace Software Technologies Private Limited is a website development company. The team is located in Navi Mumbai, India, and their services include Web Development and Mobile App Development.
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$25,000+$50 - $99 / hr10 - 49Bengaluru, India
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Think201 is an user experience design company. The team offers UX/UI Design and Web Development, and the agency is headquartered in Bengaluru, India.
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$1,000+$25 - $49 / hr2 - 9Lisboa, Portugal
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Housescape is an Architectural Design company. Founded in 2017, the team focuses on Architectural Design and Web Design.
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$1,000+$25 - $49 / hr10 - 49Gurugram, India
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Founded in 2016, StintLief Technologies is a website development company. The team provides Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49Gurugram, India
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InnoLogic Lab, an AR/VR development company, was established in 2012. They provides AR/VR development and Mobile App Development.
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$1,000+< $25 / hr2 - 9London, England
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Application development company StressFree Sites is headquartered in London, England. Founded in 2011, the team provides Mobile App Development and Web Development.
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$5,000+$50 - $99 / hr2 - 9
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Green Box Software is a small web development firm headquartered in London, England. Their services include Web Development and Web Design.
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$1,000+$50 - $99 / hr2 - 9
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SOFTMENT, a small IT strategy consulting company, is based in Wilmington, Delaware and Meadow Heights, Australia. The team offers IT strategy consulting and Web Development.
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$5,000+$50 - $99 / hr10 - 49Gdańsk, Poland
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HONETi, a custom software development firm, is headquartered in Gdańsk, Poland. They focus on Custom Software Development and Mobile App Development and were founded in 2008.
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$1,000+< $25 / hr10 - 49Jaipur, India
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Pixospace is a website development firm. The Jaipur, India-based agency was established in 2024. Their team specializes in Web Development and UX/UI Design.
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$10,000+$150 - $199 / hr2 - 9Joliet, IL
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Anttix, Inc. Is a web design company. The Joliet, Illinois-based company provides Web Design and Web Development.
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UndisclosedUndisclosed10 - 49Pécs, Hungary
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W5labs is a Pécs, Hungary-based web development firm. Founded in 2008, the team provides Web Development and E-Commerce Development.
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$1,000+$50 - $99 / hr2 - 9Jablanovec, Croatia
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Raua is a Jablanovec, Croatia-based web design agency. Their services include Web Design and Web Development.
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$75,000+$150 - $199 / hr250 - 999
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Blincode Technologies is a mobile app development firm launched in 2014. The agency provides Mobile App Development and Custom Software Development.
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$5,000+Undisclosed250 - 999Bahçelievler, Türkiye
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MRC Software Development is a custom software development firm. The company is headquartered in Bahçelievler, Türkiye. Their team provides Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49Calgary, Canada
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App Dev Services is an app development firm. Founded in 2015, the company is based in Calgary, Canada and Lahore, Pakistan. Their team focuses on Mobile App Development and Web Development.
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$5,000+$50 - $99 / hr50 - 249Almaty, Kazakhstan
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Rocket Firm IT production is a website development firm. Launched in 2011, the firm is in Almaty, Kazakhstan and Nur-Sultan, Kazakhstan. Their services include Web Development and UX/UI Design.
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UndisclosedUndisclosed10 - 49Baltimore, MD
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Branding agency Mission Media is in Baltimore, Maryland. The team offers Branding and Web Development.
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$1,000+$100 - $149 / hr2 - 9New York, NY
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EasyLink, an UX design agency, is located in New York, New York. They specialize in UX/UI Design and Web Development.
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Undisclosed< $25 / hr10 - 49
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Openworkpark, a web development firm, was established in 2020. Located in Noida, India, the team offers Web Development and CRM consulting and SI.
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$1,000+< $25 / hr10 - 49
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Teaser Software is an app development firm. Launched in 2022, the agency is based in Hanoi, Vietnam. Their team focuses on Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsVeda360 | Go Global Overview Veda360 is a premier digital solutions agency based in Surat, India, dedicated to helping local businesses and global brands grow without limits. We bridge the gap
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$5,000+$50 - $99 / hr2 - 9
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See all 1 projectsSmartSite Studio provides automation solutions for distribution calculations and billing processes. The reviews highlight their professionalism, technical expertise, and exceptional customer service. Clients report substantial improvements in efficiency and a seamless project experience, with SmartSite Studio delivering precise and timely results.
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$5,000+< $25 / hr10 - 49Conroe, TX
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Small app development company Houston IT Developers LLC, is located in Conroe, Texas and Newport Beach, California. The team offers Mobile App Development and Search Engine Optimization.
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$25,000+$50 - $99 / hr10 - 49Budapest, Hungary
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Sprintform is a website development firm. Founded in 2019, the company is headquartered in Budapest, Hungary and London, England. Their team specializes in Web Development and Mobile App
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$1,000+< $25 / hr10 - 49
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High End Agency is an UX design agency. The Rivne, Ukraine-based firm specializes in UX/UI Design and Other Design.
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$1,000+< $25 / hr2 - 9Ghaziabad, India
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Incogtech LLP is a website development company. Located in Ghaziabad, India, the team provides Web Development and Custom Software Development.
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$1,000+< $25 / hr2 - 9Baulkham Hills, Australia
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MOVAO is a small website development firm based in Baulkham Hills, Australia. Their services include Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49
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See all 1 projectsThe Software Insight specializes in developing automated systems and informative websites, utilizing technologies like Laravel to meet detailed client needs. Clients consistently praise their professional project management, timely communication, and thorough testing, resulting in high-quality deliverables. Staff training and a well-automated system are frequently highlighted as exemplary features.
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$1,000+< $25 / hr10 - 49Jaipur, India
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Erudite Technologies is a web design agency. They were founded in 2018 and provide Web Design and Digital Strategy.
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UndisclosedUndisclosed2 - 9
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WebCompass is an UX company. They specialize in UX/UI Design and Web Development and were launched in 2016.
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$5,000+$25 - $49 / hr2 - 9
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Ethical Devs, a custom software development firm, was established in 2022. The agency specializes in Custom Software Development and Web Development.
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$25,000+$25 - $49 / hr50 - 249
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Launched in 2015, Agira Technologies is a website development company. The team provides Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49Noida, India
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Hueframe is a small web development company. They focus on Web Development and Mobile App Development and were established in 2017.
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Undisclosed$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Founded in 2018, NXS Techies LLP is a web design agency and website development company. Their services include Web Design and Web Development.
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$10,000+$25 - $49 / hr10 - 49Noida, India
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IPragmatech Solutions, an e-commerce development company, is located in Noida, India. The team focuses on E-Commerce Development and Mobile App Development.
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UndisclosedUndisclosed10 - 49
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JA Creative Studio is a Southampton, England-based social media marketing firm. The team focuses on Social Media Marketing and Web Design.
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$1,000+$25 - $49 / hr2 - 9Vejbystrand, Sweden
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EDGEROW is a web development firm. The Vejbystrand, Sweden-based company was founded in 2001. Their team offers Web Development and IT managed services.
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$1,000+$100 - $149 / hr2 - 9Rio Rancho, NM
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See all 2 projectsDiscover affordable website design and development services crafted to meet your business needs. As a leading web design company and web development firm, we specialize in delivering professional,
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$10,000+$100 - $149 / hr2 - 9
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Rhubarb Tech is a web development company. They are located in London, England, and their services include Web Development and Web Design.
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$10,000+$50 - $99 / hr2 - 9Budapest, Hungary
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Launched in 2021, Firegize is a small Budapest, Hungary-based website development firm. Their team offers Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Addis Ababa, Ethiopia
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Sprint Studio is an Addis Ababa, Ethiopia-based website development firm. The team provides Web Development and Custom Software Development.
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UndisclosedUndisclosed2 - 9Nairobi, Kenya
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DevOps Web Designers is a web development company. The team provides Web Development and E-Commerce Development, and the firm is located in Nairobi, Kenya.
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$1,000+$25 - $49 / hr2 - 9ISTANBUL, Türkiye
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Small web development firm GEBOSOFT, is located in ISTANBUL, Türkiye. Their services include Web Development and Mobile App 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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- 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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$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.5/40.019.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% 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
Ability to deliver
38.7/40.019.4/20 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+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.5/40.017.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.6/40.018.6/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
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38.7/40.018.8/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% 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 -
$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 -
$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 -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% 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 -
$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 -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.3/40.018.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$10,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
Ability to deliver
38.3/40.019.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
40% Web Development50% JavaScript60% 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
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.