Top JavaScript Developers
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Featured
What are Featured Providers?
$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 87 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.
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$10,000+$100 - $149 / hr10 - 49Haarlem, Netherlands
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YPA is a website development firm. They are based in Haarlem, Netherlands and have small team. They specialize in Web Development and Web Design.
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$5,000+< $25 / hr10 - 49
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GuruDesk.com is a small Estonia-based web development firm. The team focuses on Web Development and Web Design.
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$1,000+$25 - $49 / hr10 - 49Kraków, Poland
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Quantoo sp. Z o.o. Is a website development firm founded in 2012. The agency provides Web Development and Web Design, and is small.
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$5,000+$50 - $99 / hr10 - 49
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Globaloutsourcehub, a website development firm, is in New Delhi, India. Founded in 2012, the team focuses on Web Development and IT managed services.
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UndisclosedUndisclosed10 - 49Singapore, Singapore
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Catching Clicks is a SEO services firm. The Singapore, Singapore-based firm was established in 2010. Their services include Search Engine Optimization and Social Media Marketing.
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$25,000+$50 - $99 / hr10 - 49Kolkata, India
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Alsol Technology Solution Pvt Ltd, a small mobile application development company, is in Kolkata, India and Kolkata, India. Their services include Mobile App Development and Web Development.
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UndisclosedUndisclosed2 - 9Fort Worth, TX
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Branding firm Uplyft Creative specializes in Branding and Marketing Strategy. They are headquartered in Fort Worth, Texas.
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$10,000+$50 - $99 / hr10 - 49
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ShoptivityLabs, an API Development company, is located in Chalgrove, England. Founded in 2005, the team provides API Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Austin, TX
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Web development firm Devzonik is headquartered in Lahore, Pakistan and Austin, Texas. They focus on Web Development and Mobile App Development.
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$1,000+< $25 / hr2 - 9
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See all 1 projectsCode Aetheris specializes in providing comprehensive Web Development services, including Website Development, Web Design, and Web Programming. Reviews highlight their efficient project management, timely delivery, and adaptability to client needs. Clients appreciate their ability to enhance user engagement and operational efficiency, with a collaborative approach and strong post-launch support being particularly noted.
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$10,000+$25 - $49 / hr10 - 49Santa Ana, Costa Rica
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ColibriCode is a small web development company located in New York, New York and Santa Ana, Costa Rica. Their services include Web Development and Custom Software Development.
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$1,000+$100 - $149 / hr2 - 9
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Bayshore Digital is a web design company. The company is headquartered in Middletown Township, New Jersey. Their services include Web Design and Web Development.
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Undisclosed< $25 / hr2 - 9Islamabad, Pakistan
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Ecdysiz - Your Digitals Partner For Growth is a website development firm. The team is headquartered in Islamabad, Pakistan, and their services include Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49Kharkiv, Ukraine
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AtilogSoft is a website development company. Launched in 2012, the firm is located in Kharkiv, Ukraine. Their services include Web Development and Web Design.
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$1,000+< $25 / hr10 - 49Karachi, Pakistan
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Launched in 2012, Creative Tugs is a small Karachi, Pakistan-based website development company. Their services include Web Development and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49Green2Day, Poland
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Headquartered in Green2Day, Poland, The Coders Sp. Z o.o. Is a web development company. They focus on Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9Buenos Aires, Argentina
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C0d1mb0 is a Buenos Aires, Argentina-based app development firm. The team offers Mobile App Development and Web Development.
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$10,000+$50 - $99 / hr50 - 249Seattle, WA
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Devblock is a software development company. Based in Seattle, Washington and Ho Chi Minh, Vietnam, the company offers Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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See all 1 projectsNoble Scripts is an innovative software development firm headquartered in Yerevan, Armenia, specializing in cutting-edge technologies such as Artificial Intelligence (AI), Machine Learning, and Data
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$25,000+$25 - $49 / hr10 - 49Chennai, India
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DCXworks Private Limited is a software development firm. The team is located in Chennai, India, and their services include Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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GlobalizeIT, a web development company, is in Sofia, Bulgaria and Sofia, Bulgaria. They focus on Web Development and Custom Software Development and were founded in 2018.
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$1,000+$25 - $49 / hr10 - 49
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Web development firm Nature Multimedia was established in 2022. The small team provides Web Development and Web Design.
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$10,000+$25 - $49 / hr10 - 49Americana - SP, Brazil
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BSource is a web development company. The agency is in Americana - SP, Brazil. Their team provides Web Development and Custom Software Development.
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$1,000+$25 - $49 / hrFreelancerCanterbury, England
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Scott Nnaghor is a web design agency based in Canterbury, England. The team specializes in Web Design and Web Development.
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$1,000+< $25 / hr250 - 999Noida, India
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See all 1 projectsCinntra is a trusted SAP and Oracle Partner, delivering end-to-end IT and digital solutions that help businesses evolve, scale, and lead in their industries. We specialize in IT Staff Augmentation,
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UndisclosedUndisclosed2 - 9Nürnberg, Germany
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MrFischer Web-Development is a web development company. The agency is located in Nürnberg, Germany. Their services include Web Development and Mobile App Development.
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$10,000+Undisclosed10 - 49
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See all 7 projectsLuxolis specializes in custom software development, web design, AI solutions, and mobile application development. Feedback on their services is mixed; while some clients express satisfaction with their professionalism, technical expertise, and timely project management, others report significant issues with project completion, communication, and overall reliability. The variance in feedback suggests potential clients should carefully consider their specific needs and consult multiple reviews before engagement.
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$1,000+$25 - $49 / hr10 - 49Sampang, Indonesia
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See all 2 projectsCaraka Studio specializes in UI/UX design, offering services that enhance website interfaces to align with brand guidelines and improve user experiences. Reviews highlight the studio's efficient project management, timely delivery, and adaptability in response to client needs, with clients appreciating their budget-friendly pricing and value.
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$50,000+$25 - $49 / hr10 - 49Poprad, Slovakia
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Founded in 2016, ADUS Technologies is a software development company. The small team provides Custom Software Development and Enterprise App Modernization.
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$1,000+< $25 / hr10 - 49Jaipur, India
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Raptechzoid Software Solutions Pvt. Ltd., a website development firm, focuses on Web Development and Mobile App Development. The company is headquartered in Jaipur, India.
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$5,000+$50 - $99 / hr10 - 49Chennai, India
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Calpyte Technologies is a small Chennai, India-based web development company. The team provides Web Development and Mobile App Development.
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$5,000+< $25 / hr10 - 49Ivano-Frankivs'k, Ukraine
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WebVatra is a web development firm. Based in Ivano-Frankivs'k, Ukraine, the team offers Web Development and UX/UI Design.
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$1,000+$150 - $199 / hr10 - 49
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Site Architects is an IT managed services company founded in 2005. The small team specializes in IT managed services and Web Development.
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$1,000+< $25 / hr10 - 49
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Website development company AvinyaWeb is based in Bikaner, India. Their services include Web Development and API Development.
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UndisclosedUndisclosed10 - 49Bettembourg, Luxembourg
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Web development company Sera Solutions is in Bettembourg, Luxembourg. Established in 2021, the team specializes in Web Development and Web Design.
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$1,000+$25 - $49 / hr10 - 49Sharjah, United Arab Emirates
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Xirosys is a custom software development firm. Their team is located in Sharjah, United Arab Emirates. The agency provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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See all 1 projectsSatish Tech Innovations is a leading IT company with over a decade of excellence in web development, app development, and digital marketing. We provide a comprehensive suite of services designed to
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$1,000+< $25 / hr50 - 249Dhaka, Bangladesh
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Triangle Technologies Ltd, a website development firm, is in Dhaka, Bangladesh. The team specializes in Web Development and Custom Software Development.
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$25,000+$25 - $49 / hr50 - 249Sydney, Australia
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Launched in 2015, Adaca, a midsize web development firm, is headquartered in Sydney, Australia and Teneriffe, Australia. Their team offers Web Development and Mobile App Development.
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$1,000+< $25 / hr50 - 249
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Niswebtech Pvt Ltd is a web design agency. They are based in Trichy, India, and their services include Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9Nairobi, Kenya
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Founded in 2020, Antratech Studios is a small website development firm. Their services include Web Development and Web Design.
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$5,000+$25 - $49 / hr2 - 9Iași, Romania
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Space Giant is an app development company. Established in 2012, the team provides Mobile App Development and Web Development. The firm is located in Iași, Romania.
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$5,000+$300+ / hr2 - 9Kuala Lumpur, Malaysia
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ELifeStyles, a web development company, was launched in 2019. The team provides Web Development and Web Design.
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UndisclosedUndisclosed2 - 9
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MSWebmaker is a Digital Strategy company in Miami, Florida. They offer Digital Strategy and Web Design.
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$50,000+$25 - $49 / hr50 - 249Yerevan, Armenia
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CosySoft is a website development company established in 2012. Located in Yerevan, Armenia, the team focuses on Web Development and Mobile App Development.
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$1,000+Undisclosed50 - 249Pearl River, NY
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Reach Marketing, LLC is an Email Marketing company. Their midsize team of employees is based in Pearl River, New York. Their team specializes in Email Marketing and BI & big data consulting & SI.
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$5,000+$50 - $99 / hr2 - 9
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Prakhova Studios, a branding firm, is in. They specialize in Branding and Product Design.
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$10,000+$100 - $149 / hr10 - 49München, Germany
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Web design company mindcaps GmbH offers Web Design and UX/UI Design. They were launched in 2015.
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$1,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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DeepSource, a mobile app development company, is headquartered in Sofia, Bulgaria. The team specializes in Mobile App Development and Web Development.
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UndisclosedUndisclosed10 - 49New York, NY
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Under Creativity is a web design agency. Their team is headquartered in New York, New York and offers Web Design and Web Development.
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Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.9/40.019.6/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$1,000+< $25 / hr1,000 - 9,999Los Angeles, CA
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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
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.4/40.016.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.