Top JavaScript Developers
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Featured
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 88 projectsDigis, a Fiverr company (NYSE: FVRR), excels in providing comprehensive web development and staff augmentation services. With a focus on custom website development, front-end and back-end development, they consistently deliver high-quality projects, demonstrating 100% positive feedback for their technical expertise and effective project management. Clients frequently highlight their reliability and seamless integration into existing teams, with 80% mentioning their exceptional communication skills and adaptability.
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$5,000+$50 - $99 / hr50 - 249
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Zonalgo, a software development company, is located in London, England and Lewes, Delaware. Their services include Custom Software Development and Web Development.
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$1,000+< $25 / hr2 - 9New Delhi, India
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GTM Infotech is a web design company. Founded in 2010, the agency is headquartered in New Delhi, India. Their team offers Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9Karachi, Pakistan
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Omar Technologies, a web design agency, is headquartered in Karachi, Pakistan. They focus on Web Design and Custom Software Development.
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$5,000+$50 - $99 / hr2 - 9Singapore, Singapore
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Wesvault, a website development company, was established in 2004. The company offers Web Development, and is small.
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$5,000+$50 - $99 / hr2 - 9
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Web development company Intelligems Technologies was launched in 2015. The firm provides Web Development and Custom Software Development, and is small.
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$10,000+$300+ / hr2 - 9
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WRKSHP.DEV is a small web design agency. Their services include Web Design and Web Development.
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$5,000+$25 - $49 / hr10 - 49Zhytomyr, Ukraine
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E-commerce development company Uvidest provides E-Commerce Development and Web Development. They are in Zhytomyr, Ukraine.
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$1,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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ITSOL is a Lahore, Pakistan-based application development firm. Their services include Mobile App Development and Custom Software Development.
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UndisclosedUndisclosed50 - 249
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Chapters Digital Solutions is a social media marketing agency. Located in Cairo, Egypt, the agency was established in 2022. Their team offers Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9Varna, Bulgaria
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Web IT Solutions is a small web development firm in Varna, Bulgaria. The team provides Web Development and E-Commerce Development.
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$10,000+$25 - $49 / hr10 - 49Vila Nova de Gaia, Portugal
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Hydradev is an IT staff augmentation company. The Vila Nova de Gaia, Portugal-based team specializes in IT staff augmentation and Web Development.
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$100,000+$50 - $99 / hr250 - 999Kaunas, Lithuania
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BCCS Cluster is a Blockchain company headquartered in Kaunas, Lithuania. The team offers Blockchain and Custom Software Development.
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$25,000+$25 - $49 / hr250 - 999Kolkata, India
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CyberSWIFT is a midsize software development firm. Founded in 1997, the team provides Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49Ho Chi Minh, Vietnam
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SolidBytes is a web development firm launched in 2018. The team provides Web Development and Mobile App Development.
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$1,000+< $25 / hr250 - 999Malvern, PA
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Social media marketing agency The Webbuzz was founded in 2023. The team focuses on Social Media Marketing and Content Marketing.
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$50,000+$300+ / hr250 - 999
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Razor InfoTech is a social media marketing agency. They specialize in Social Media Marketing and Web Development and are headquartered in Noida, India.
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$1,000+$25 - $49 / hr10 - 49
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Located in Faisalabad, Pakistan, Fuzion Dev is a website development company. The team offers Web Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49
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CrossBolt Technologies is a small custom software development firm established in 2018. Their team offers Custom Software Development and E-Commerce Development.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
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Codewik Infotech is an application development company. Their small team is based in Ahmedabad, India and offers Mobile App Development and Web Development. The agency was established in 2022.
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$1,000+$25 - $49 / hr2 - 9Stellenbosch, South Africa
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19 Digital is a small Stellenbosch, South Africa-based SEO services firm. The team provides Search Engine Optimization and Web Design.
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$1,000+$25 - $49 / hr2 - 9Ahmedabad, India
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Launched in 2016, Ocean MNC is a small software development company based in Ahmedabad, India and Riverside, California. Their team provides Custom Software Development and Web Development.
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Undisclosed< $25 / hr10 - 49
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Based in Ho Chi Minh, Vietnam, Phoenix Software Development Compnay is a website development firm. Their services include Web Development and Custom Software Development.
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$10,000+$50 - $99 / hr2 - 9Pune, India
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See all 1 projectsAt Blur Studio, we’re a product studio built for non-technical founders who are serious about building a business. We know what it feels like to have a big idea and a ton of ambition,
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$1,000+< $25 / hr10 - 49Corinth, NY
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Founded in 2010, Nexstair Technologies is a web development company. The team specializes in Web Development and E-Commerce Development and is headquartered in Corinth, New York.
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$1,000+$25 - $49 / hr50 - 249
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See all 4 projectsCoderzlab specializes in Website Development, Web Design, and Web Programming, providing tailored solutions for ecommerce and internal web applications. Reviews highlight their effective project management, timely delivery, and technical expertise, with clients noting significant improvements in sales, conversion rates, and business automation. Coderzlab is praised for their professionalism and alignment with client needs and budgets.
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$10,000+$50 - $99 / hr10 - 49London, England
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Diffusion Digital is a Marketing Strategy company. Established in 2014, the agency offers Marketing Strategy and E-Commerce Development.
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$10,000+$25 - $49 / hr50 - 249Hanoi, Vietnam
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Chainos Solution is a Blockchain company launched in 2018. In Hanoi, Vietnam, the team offers Blockchain and Web Development.
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$1,000+$50 - $99 / hr2 - 9Muang Pattaya, Thailand
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Headquartered in Muang Pattaya, Thailand, Neat Teams is a small app development company. Their services include Mobile App Development and Web Development.
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$1,000+$50 - $99 / hr2 - 9London, England
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Bxoft is a web development firm. The London, England-based firm was launched in 2019. Their team specializes in Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49Berlin, Germany
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Antares Code Studio, a small custom software development firm, is located in London, England and Berlin, Germany. Their services include Custom Software Development and Mobile App Development.
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$25,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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App development company EightDevs specializes in Mobile App Development and Custom Software Development. They are located in Kyiv, Ukraine.
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$1,000+Undisclosed10 - 49Kuala Lumpur, Malaysia
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TIARA DIGITAL ADVERTISING is a social media marketing firm. The team offers Social Media Marketing and Content Marketing, and the firm is located in Kuala Lumpur, Malaysia.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Kashtbhanjan Digital is a social media marketing company headquartered in Ahmedabad, India. Founded in 2009, the team provides Social Media Marketing and Content Marketing.
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$1,000+$50 - $99 / hr10 - 49
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Skadate is a small custom software development firm. They offer Custom Software Development and Web Development and were founded in 2004.
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$50,000+$100 - $149 / hr2 - 9Norfolk, VA
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Langa (Out of Business) is a custom software development company headquartered in Norfolk, Virginia. The team focuses on Custom Software Development and Web Development.
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$10,000+$100 - $149 / hr2 - 9Auckland, New Zealand
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Blackball Software is a custom software development firm. They were founded in 2004, and their services include Custom Software Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9Marlborough, MA
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Based in Marlborough, Massachusetts, CodeCrater is a small web design company. The team specializes in Web Design and Web Development.
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$1,000+$100 - $149 / hr2 - 9Ottawa, Canada
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BiteSite is a web development firm founded in 2012. The small team offers Web Development and Web Design.
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$5,000+$100 - $149 / hr10 - 49
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Established in 2012, Kirusoft Dev. Is an application development firm. Their services include Mobile App Development and Web Development.
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$5,000+< $25 / hr10 - 49Gyumri, Armenia
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Brain Fors LLC is a website development company. Their small team is in Gyumri, Armenia. Their services include Web Development and other IT consulting and SI.
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$5,000+< $25 / hr10 - 49Pune, India
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ArrayPointer is an app development firm. Based in Pune, India, the agency was established in 2014. Their team provides Mobile App Development and Web Development.
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$10,000+$50 - $99 / hr50 - 249Karachi, Pakistan
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DIGITZ (Pvt) Limited is an Advertising company launched in 2010. The company offers Advertising and Digital Strategy, and is midsize.
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$1,000+$50 - $99 / hr2 - 9Dhaka, Bangladesh
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Codephilics is a Dhaka, Bangladesh-based website development company. The team offers Web Development and Artificial Intelligence.
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$10,000+$100 - $149 / hr10 - 49Seattle, WA
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Palador is a small custom software development firm headquartered in Seattle, Washington and Yogyakarta, Indonesia. Their services include Custom Software Development and Enterprise App
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$25,000+$100 - $149 / hr250 - 999
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Located in San Jose, California, WebConica is a midsize branding firm. Their services include Branding and Social Media Marketing.
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$10,000+$25 - $49 / hr50 - 249Castle Hill, Australia
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Star Knowledge Technology Alliance LLC, an IT managed services company, was founded in 2009. The team specializes in IT managed services and Mobile App Development.
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$5,000+$50 - $99 / hr50 - 249Ħaż-Żebbuġ, Malta
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Branding firm ANCHOVY (A 9H Company) is headquartered in Al Khobar, Saudi Arabia and Ħaż-Żebbuġ, Malta. They offer Branding and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9Sarajevo, Bosnia and Herzegovina
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OMedia is a web design company. The small Sarajevo, Bosnia and Herzegovina-based team specializes in Web Design and Web Development. The firm was founded in 2017.
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$1,000+$50 - $99 / hr10 - 49Calgary, Canada
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IT staff augmentation company No Bull Code is in Calgary, Canada. Established in 2022, the team specializes in IT staff augmentation and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Dhaka, Bangladesh
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Ea Inc. Is a web development company. They are headquartered in Dhaka, Bangladesh and have small team of experts. Their services include Web Development and E-Commerce Development.
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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
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39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
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39/40.019.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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39.1/40.019.8/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
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39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
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39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
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39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
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39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
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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
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36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$1,000+< $25 / hr250 - 999Boston, 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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
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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
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39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
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36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
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38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
28% Web Development15% JavaScript72% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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37.5/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249Chelsea, Australia
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
36.5/40.019.2/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$25,000+$100 - $149 / hr50 - 249Long Beach, CA
Ability to deliver
36.2/40.018.2/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
100% Web Development40% JavaScript
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.