Top JavaScript Developers
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Featured
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 87 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.
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$1,000+Undisclosed2 - 9Sainte-Thérèse, Canada
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E-Design is a small Sainte-Thérèse, Canada-based web design company. Their services include Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Nairobi, Kenya
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Getsharp Developers Limited is a website development firm based in Nairobi, Kenya. The team offers Web Development and E-Commerce Development.
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$5,000+$25 - $49 / hr2 - 9Paris, France
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UALOG is a software development company. They were founded in 2020 and offer Custom Software Development and Mobile App Development.
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$1,000+< $25 / hr2 - 9Ahmedabad, India
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Arise Techno, a small web design company, is based in Ahmedabad, India. The team specializes in Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Wołomin, Poland
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Based in Wołomin, Poland, Netrizon is a web development company. The team specializes in Web Development and Application Management & Support.
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$1,000+< $25 / hr2 - 9Bengaluru, India
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Spinsage is a web development company. The team is headquartered in Bengaluru, India, and their services include Web Development and Mobile App Development.
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$1,000+Undisclosed2 - 9
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Small web development company Buzzfor7, is located in London, England and Jaipur, India. The team offers Web Development and Web Design.
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$5,000+$50 - $99 / hr2 - 9Prague, Czech Republic
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Smoothweb, a web development company, is based in Prague, Czech Republic. They specialize in Web Development and UX/UI Design.
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$1,000+$100 - $149 / hr2 - 9Wien, Austria
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Small web design company Vienna Pixel OG, is based in Wien, Austria. Their services include Web Design and Web Development.
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UndisclosedUndisclosed2 - 9New Delhi, India
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Code Daddy WebSolution Pvt. Ltd., a small web design company, is based in New Delhi, India. Their services include Web Design and Web Development.
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$5,000+$50 - $99 / hr2 - 9Novi Sad, Serbia
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Clockfort is a Novi Sad, Serbia-based website development firm. Their services include Web Development and IT staff augmentation.
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$1,000+$25 - $49 / hr2 - 9Delhi, India
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Web design company DesignKrunch is in Delhi, India. They focus on Web Design and UX/UI Design and were established in 2020.
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Undisclosed$50 - $99 / hr2 - 9Helsinki, Finland
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Digital Strategy company Alpha Alias is headquartered in Helsinki, Finland. They provide Digital Strategy and Web Design and were established in 2018.
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$1,000+$50 - $99 / hr2 - 9
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Evil Twins Studio is a SEO company. Headquartered in London, England, their team provides Search Engine Optimization and Graphic Design.
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Undisclosed$25 - $49 / hr2 - 9
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Creative Market Solution is a small website development firm established in 2022. Their team provides Web Development and Graphic Design.
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$5,000+Undisclosed2 - 9Milano, Italy
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Anubi Creative Studio, a video production company, was founded in 2021. The agency focuses on Video Production and Web Design.
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$1,000+$25 - $49 / hr2 - 9Sibiu, Romania
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ICD Web is a web development company established in 2009. In Sibiu, Romania, the team provides Web Development and Custom Software Development.
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$10,000+$50 - $99 / hr2 - 9Prishtina, Kosovo
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Custom software development company Coetic X LLC focuses on Custom Software Development and Web Development. They were established in 2021.
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$5,000+$50 - $99 / hr2 - 9Valencia, Venezuela
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Besign Colmena de Ideas is a small web design agency located in Valencia, Venezuela. Their services include Web Design and Web Development.
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$5,000+$100 - $149 / hr2 - 9Leeds, England
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Moonfive is a website development firm. They are located in Leeds, England, and their services include Web Development and Enterprise App Modernization.
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$10,000+Undisclosed2 - 9Stockport, England
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D3 Creative, a web design agency, is headquartered in Stockport, England. They provide Web Design and Web Development.
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$10,000+$100 - $149 / hr2 - 9Oslo, Norway
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Innovena is a branding company. Established in 2023, the team focuses on Branding and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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Founded in 2022, YSR Studio is a SEO agency. The team focuses on Search Engine Optimization and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9Islamabad, Pakistan
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Web Mind Games is a social media marketing firm. Based in Islamabad, Pakistan, their team offers Social Media Marketing and Search Engine Optimization.
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$1,000+$100 - $149 / hr2 - 9Southlake, TX
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TR Media Group, a SEO services firm, was established in 2022. The team offers Search Engine Optimization and Corporate Photography.
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$5,000+$50 - $99 / hr2 - 9București, Romania
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Branding agency Site Simpler specializes in Branding and Search Engine Optimization. They were established in 2024.
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$1,000+$25 - $49 / hr2 - 9Iași, Romania
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Profuse Digital is a web development firm headquartered in Iași, Romania. They focus on Web Development and E-Commerce Development.
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$1,000+< $25 / hr2 - 9
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V1WAVE is a Melksham, England-based website development firm. Launched in 2022, the team focuses on Web Development and Web Design.
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Undisclosed< $25 / hr2 - 9
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The Artistic Genie, a small SEO services firm, is headquartered in Karachi, Pakistan. The team specializes in Search Engine Optimization and Pay Per Click.
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UndisclosedUndisclosed2 - 9
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Qubicball Digital Agency is a branding company. Their small team of employees is based in Medan City, Indonesia. Their team focuses on Branding and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9San Francisco, CA
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Headquartered in San Francisco, California, cxurious is a small Digital Strategy company. Their services include Digital Strategy and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9Dacula, GA
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Established in 2021, HH6 Influential is a social media marketing agency. The agency focuses on Social Media Marketing and Search Engine Optimization, and is small.
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UndisclosedUndisclosed2 - 9
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Launched in 2021, The KIKA is a branding agency. Located in Navi Mumbai, India, the team offers Branding and Social Media Marketing.
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UndisclosedUndisclosed50 - 249Seef, Bahrain
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Boxon is a midsize branding firm. They focus on Branding and Social Media Marketing and were launched in 2007.
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$1,000+$25 - $49 / hr2 - 9
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SEO agency One Media Creator focuses on Search Engine Optimization and Web Design. They are headquartered in Pune, India.
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Undisclosed$25 - $49 / hr10 - 49Lahore, Pakistan
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See all 1 projectsTechnogency is a digital design and development studio that helps businesses level up their online presence. Our team builds modern UI and UX, smooth websites, and clear brand identities that feel
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 1 projectsTRENTIUM SOLUTION PRIVATE LIMITED offers comprehensive services in Website Development, mobile application creation, and digital marketing. Reviews highlight their exemplary project management, timely delivery, and strong communication. Clients commend their ability to enhance digital presence, improve user engagement, and provide ongoing support, making them a trusted partner in the IT industry.
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Undisclosed< $25 / hr10 - 49
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See all 1 projectsCosmic Solutions offers Website Development and Web Design services, as evidenced by their successful project for a bike rental company, which included SEO integration. Reviews highlight their punctual project delivery, high-quality work, accommodating nature, and alignment with client values, indicating strong client satisfaction.
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$1,000+$25 - $49 / hr50 - 249Tirupati, India
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See all 1 projectsYoungminds Technology Solutions Pvt Ltd specializes in Website Development and maintenance, offering cost-effective solutions that fit client budgets. Reviews highlight their collaborative approach, effective project management, and timely delivery, resulting in increased website views for clients. This combination of affordable pricing and positive outcomes makes them a recommended partner for Web Dev projects.
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$5,000+< $25 / hr10 - 49Thiruvananthapuram, India
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Stack Tree Technologies is a Thiruvananthapuram, India-based custom software development company. The team provides Custom Software Development and Enterprise App Modernization.
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$10,000+Undisclosed10 - 49Leeds, England
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Small branding firm Pedro Agency, is in Leeds, England and Kings Cross, England. Their services include Branding and Social Media Marketing.
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$1,000+< $25 / hr10 - 49Alpharetta, GA
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Clevero is an IT managed services company. They provide IT managed services and IT strategy consulting and are headquartered in Alpharetta, Georgia.
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$1,000+< $25 / hr10 - 49Kochi, India
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Established in 2014, FACTWEAVERS, a small big data company, is headquartered in Kochi, India. Their services include BI & big data consulting & SI and cloud consulting & SI.
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$5,000+< $25 / hr10 - 49Salem, India
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NeoSME Technologies is an app development company. Located in Salem, India, the team focuses on Mobile App Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49Dublin, Ireland
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Software development company Cyan Bear was founded in 2013. The firm specializes in Custom Software Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49Austin, TX
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Mpress Interactive Technology Partners is an UX design agency. Launched in 2011, their team specializes in UX/UI Design and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49Blagoevgrad, Bulgaria
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Klevret is a small website development company based in Blagoevgrad, Bulgaria. The team provides Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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App development company AuroSystem is in Yerevan, Armenia and Martigues, France. They provide Mobile App Development and Web Development.
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Undisclosed$100 - $149 / hr10 - 49Fair Oaks, CA
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Launched in 2006, BG Software is a Cybersecurity company. The agency provides Cybersecurity and Custom Software Development.
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$10,000+$50 - $99 / hr10 - 49Sofia, Bulgaria
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Web development company Techsware provides Web Development and E-Commerce Development. They are headquartered in Sofia, Bulgaria.
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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
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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
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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
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39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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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
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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 -
$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
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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
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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
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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
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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.