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+$50 - $99 / hr2 - 9Islamabad, Pakistan
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Established in 2019, Elysium Sols is a web design company. Their team focuses on Web Design and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9
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Thalia Street Digital is a social media marketing firm based in Mount Airy, Maryland. They focus on Social Media Marketing and Pay Per Click.
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Undisclosed< $25 / hr2 - 9
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In Rajkot, India, Astrid Web Technology LLP is a website development company. Launched in 2023, the team specializes in Web Development and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9Barranquilla, Colombia
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NovoSync Technologies is a small DevOps Managed Services company. Founded in 2024, the team offers DevOps Managed Services and Web Development.
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$1,000+< $25 / hr2 - 9Ahmedabad, India
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INE Infotech is an Ahmedabad, India-based web design agency. The team specializes in Web Design and Web Development.
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$5,000+$100 - $149 / hr2 - 9
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VirtualizedIT, LLC, a website development firm, is in Tarpon Springs, Florida. Founded in 2022, the team offers Web Development and Web Design.
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$1,000+< $25 / hr2 - 9
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Skyler is a website development company. The Bangalore, India-based team provides Web Development and Application Testing.
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$1,000+< $25 / hr2 - 9Chennai, India
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Zetahive Technologies is an UX design company. They are headquartered in Chennai, India, and their services include UX/UI Design and Product Design.
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Undisclosed< $25 / hr2 - 9
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Founded in 2024, Cheap Site Maker is a small website development company. Their services include Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9Kuala Lumpur, Malaysia
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Tiny Edges is a small Kuala Lumpur, Malaysia-based Marketing Strategy company. The team focuses on Marketing Strategy and Digital Strategy.
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$1,000+$25 - $49 / hr2 - 9Hemel Hempstead, England
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Established in 2024, The Creative Box is a branding agency. Their services include Branding and Social Media Marketing.
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Undisclosed$25 - $49 / hr2 - 9
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Custom software development company VIZNode is based in. The team offers Custom Software Development and Web Development.
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Undisclosed$25 - $49 / hr2 - 9
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Certified Pixel is a small branding company. Their services include Branding and Social Media Marketing.
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$5,000+$200 - $300 / hr2 - 9
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Software development company Lukas Consulting is located in Austin, Texas and Omaha, Nebraska. The team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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Azara Digital is a web development company. Their small team is headquartered in Kutina, Croatia. Their services include Web Development and Social Media Marketing.
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$1,000+$25 - $49 / hr2 - 9
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Nocode Nest is a mobile application development firm. They are in Karachi, Pakistan and have small team of experts. Their services include Mobile App Development and Web Development.
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$1,000+< $25 / hr2 - 9
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Established in 2024, DOSSnow is a small Pune, India-based UX design company. Their services include UX/UI Design and Web Design.
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$10,000+$25 - $49 / hr2 - 9
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HealthVisionAI is an artificial intelligence development company. Established in 2024, the team focuses on Artificial Intelligence and AI Consulting.
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$1,000+$25 - $49 / hr2 - 9Tuzla, Bosnia and Herzegovina
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Kloud.ba is a small Tuzla, Bosnia and Herzegovina-based SEO agency. The team focuses on Search Engine Optimization and Web Design.
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$1,000+$200 - $300 / hr2 - 9Dhaka, Bangladesh
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Launched in 2024, RS22 Studios is a branding agency. Their team focuses on Branding and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9Budapest, Hungary
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Launched in 2023, RSD Group Legacy Builders is a social media marketing company. Their services include Social Media Marketing and Web Design.
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$25,000+$50 - $99 / hr2 - 9
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SparkIntegra Labs, a software development company, is located in. Established in 2024, the team focuses on Custom Software Development and IT staff augmentation.
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Undisclosed$50 - $99 / hr2 - 9Ludlow, England
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Website development firm Ember Web was established in 2013. The agency provides Web Development and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9
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Webbull is a small SEO company located in Bratislava, Slovakia. The team provides Search Engine Optimization and Web Development.
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Undisclosed$25 - $49 / hr2 - 9
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WebQurl is a Karachi, Pakistan-based web development firm. They provide Web Development and API Development and were founded in 2024.
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$5,000+$25 - $49 / hr2 - 9London, England
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DevFinn Ltd is a web development company. They are based in London, England and have small team of experts. Their services include Web Development and Mobile App Development.
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$1,000+Undisclosed2 - 9
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Small IT strategy consulting company Belcore IT Solutions, is headquartered in Toledo District , Belize and Toledo District , Belize. Their services include IT strategy consulting and Cybersecurity.
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$1,000+< $25 / hr2 - 9
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TCER Company is a software development firm based in Santo Domingo Este, Dominican Republic. Their services include Custom Software Development and Enterprise App Modernization.
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$1,000+$25 - $49 / hr2 - 9Mansoura, Egypt
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IsmefyTech is a social media marketing firm. Their team is headquartered in Mansoura, Egypt. The company specializes in Social Media Marketing and Search Engine Optimization.
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$10,000+$25 - $49 / hr2 - 9
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In Mumbai, India, Peak Pro Advisors is a Business Consulting company. The team provides Business Consulting and Market Research.
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$10,000+Undisclosed2 - 9Leander, TX
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InteleXa is a SEO company. Established in 2024, the company is based in Leander, Texas. Their team focuses on Search Engine Optimization and cloud consulting & SI.
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$1,000+$25 - $49 / hr2 - 9
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Web Edge Digital is a Miami, Florida-based social media marketing company. They specialize in Social Media Marketing and Search Engine Optimization.
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$1,000+$50 - $99 / hr2 - 9
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Website development company Iokoda Technologies is headquartered in Watford, England. Their services include Web Development and Mobile App Development.
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$1,000+$50 - $99 / hr2 - 9Milton, GA
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NeuPrana Design is a web design company. Their small team is based in Milton, Georgia and provides Web Design and UX/UI Design. The company was established in 2024.
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$1,000+$25 - $49 / hr2 - 9
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Established in 2024, Popaya Technologies LLP is a mobile application development company. The company focuses on Mobile App Development and API Development.
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$1,000+$50 - $99 / hr2 - 9Łódź, Poland
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Web development firm Placeholder© is in and. Their services include Web Development and Web Design.
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$1,000+$25 - $49 / hr2 - 9
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Millennial Projects, a website development firm, was founded in 2022. They focuses on Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9
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Established in 2024, Edelweiss Agency is a website development company. The team focuses on Web Development and Branding.
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$5,000+$50 - $99 / hr2 - 9Zagreb, Croatia
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Established in 2021, Marvin Agency is an UX design company. The firm focuses on UX/UI Design and Web Development, and is small.
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$1,000+< $25 / hr2 - 9
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Omer Odabas, a custom software development firm, was founded in 2023. The agency specializes in Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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Launched in 2016, Webraiser, a small web design agency, is in Warszawa, Poland. Their team specializes in Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9
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Inovaara Technologies, a Low/No Code Development company, was founded in 2025. They provides Low/No Code Development and Web Development.
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$5,000+$25 - $49 / hr2 - 9São Paulo, Brazil
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Skyward Technologies, a software development firm, specialize in Custom Software Development and Web Development. They were founded in 2024.
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$1,000+$150 - $199 / hr2 - 9
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Spectrum IT Consulting, a website development company, was founded in 2024. They offers Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9Breña, Peru
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APU Core is a web development company. They are located in Breña, Peru. Their team provides Web Development and Custom Software Development.
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$1,000+< $25 / hr2 - 9
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Established in 2021, WPPro Studio is a web design company and web development company. The company focuses on Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Faisalabad, Pakistan
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LogicNosh is a website development company founded in 2020. Located in Faisalabad, Pakistan, the team focuses on Web Development and Custom Software Development.
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Undisclosed< $25 / hr2 - 9
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Established in 2023, Webengine is a small e-commerce development firm based in Dhaka, Bangladesh. Their team provides E-Commerce Development and Web Development.
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UndisclosedUndisclosed2 - 9
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Cyntex Solutions is a web development firm and web design company. The team focuses on Web Development and Web Design and is based in Jeddah, Saudi Arabia.
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$1,000+< $25 / hr2 - 9
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Inovashi is a Kurseong, India-based Digital Strategy company. Their services include Digital Strategy and Search Engine Optimization.
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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
Ability to deliver
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.