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 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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UndisclosedUndisclosed2 - 9Brampton, Canada
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Seoelinks Seo Service agency is a social media marketing agency launched in 2013. The small team focuses on Social Media Marketing and Email Marketing.
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Undisclosed< $25 / hr2 - 9
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Established in 2019, Dsyncro, a small SEO services firm, is headquartered in jhenaidah, Bangladesh. Their team offers Search Engine Optimization and Web Design.
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$1,000+< $25 / hr2 - 9
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Orbitsmarketing.com is a SEO services firm. Launched in 2025, the company is based in Lahore, Pakistan. Their services include Search Engine Optimization and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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See all 10 projectsThe App Scout is a company offering mobile application development, web development, and hosting services. However, feedback indicates significant dissatisfaction, with 100% of reviewers reporting delays, poor communication, and unmet promises. Clients advise against engaging The App Scout, citing wasted time and financial resources.
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$1,000+$50 - $99 / hr10 - 49Lahore, Pakistan
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DT Modern Tech is an e-commerce development firm launched in 2018. The small team focuses on E-Commerce Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49Saint Marys, Australia
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See all 2 projectsAus Asia Online specializes in Website Development, SEO, and Social Media Marketing. Reviews highlight their professionalism, timely delivery, and ability to integrate web development, SEO, and social media strategies into a cohesive online development plan. Clients praise their responsiveness, customized approach, and effectiveness in enhancing online visibility and engagement.
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$1,000+$25 - $49 / hr10 - 49
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Based in Lahore, Pakistan, Star is an application development company. Founded in 2022, the team focuses on Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Located in Dhaka, Bangladesh, Nexlent is a custom software development company. Launched in 2023, the team focuses on Custom Software Development and Microservices Architecture Services.
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Undisclosed$25 - $49 / hr10 - 49
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Azam Web Solutions is a web development firm. The Lahore, Pakistan-based agency offers Web Development and E-Commerce Development.
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$1,000+< $25 / hr10 - 49Paço de Arcos, Portugal
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Webarty Digital Agency is a SEO agency. Launched in 2022, the team provides Search Engine Optimization and Web Development.
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$1,000+< $25 / hr10 - 49Lahore, Pakistan
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NanoBitWorld is a web design company. Launched in 2021, the team offers Web Design and Custom Software Development. The firm is in Lahore, Pakistan.
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$5,000+$25 - $49 / hr10 - 49Abidjan, Côte d'Ivoire
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Todou Studio, a web design company, is located in Abidjan, Côte d'Ivoire. They offer Web Design and UX/UI Design and were established in 2023.
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$10,000+$50 - $99 / hr50 - 249
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Freeger is a midsize website development company. They specialize in Web Development and Mobile App Development and were established in 2008.
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Undisclosed$25 - $49 / hr2 - 9Kraków, Poland
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Custom software development company Cometari Dedicated Solutions is based in Kraków, Poland. Their services include Custom Software Development and UX/UI Design.
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$1,000+$100 - $149 / hr50 - 249Louisville, KY
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(human)x , a Leap Group Co. Is an IT managed services company. Founded in 1999, the agency is in Louisville, Kentucky and Cincinnati, Ohio. Their services include IT managed services and Web Design.
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$1,000+$25 - $49 / hr2 - 9Pretoria, South Africa
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Mont6 Technologies (Pty) Ltd is an app development company launched in 2017. The agency offers Mobile App Development and Web Development, and is small.
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$5,000+$50 - $99 / hr2 - 9Edinburgh , Scotland
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Quantum IT Digital Ltd is an e-commerce development company. The firm is headquartered in Edinburgh , Scotland. Their team specializes in E-Commerce Development and Pay Per Click.
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$1,000+$100 - $149 / hr2 - 9Worthington, OH
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Chek Creative, an app development firm, provide Mobile App Development and Web Development. They were launched in 2017.
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$1,000+$25 - $49 / hr2 - 9L'viv, Ukraine
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Abra Agency is a web design agency headquartered in L'viv, Ukraine. They specialize in Web Design and UX/UI Design.
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$5,000+$100 - $149 / hr2 - 9Dublin, Ireland
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REPTILEHAUS Digital Agency Dublin is a website development firm. The Dublin, Ireland-based firm was established in 2015. Their team specializes in Web Development and Mobile App Development.
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$1,000+< $25 / hr2 - 9San Francisco, CA
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Founded in 2018, Cozmot Inc is a small web development company. Their team offers Web Development and E-Commerce Development.
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$5,000+$50 - $99 / hr2 - 9Porto, Portugal
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Established in 2022, FCS Web Development is a small e-commerce development company headquartered in Porto, Portugal. Their team offers E-Commerce Development and Branding.
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$5,000+$25 - $49 / hr10 - 49
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Algorithm, an AI development company, is located in Peshawar, Pakistan. Launched in 2022, the team offers Artificial Intelligence and Mobile App Development.
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$1,000+$50 - $99 / hr2 - 9Surat, India
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See all 1 projectsCarich Adotech offers comprehensive Website Development services, including professional web solutions tailored to clients' needs. The reviews highlight their expertise, effective communication, and ability to deliver results, such as increased sales. Clients appreciate their experience and innovative approach, noting their helpful nature and unique work system as key strengths.
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Undisclosed$50 - $99 / hr2 - 9Amstelveen, Netherlands
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See all 2 projectsAmstel Software specializes in Website Development, offering services such as responsive web design, online development, and web programming, particularly through WordPress. Reviews highlight their attention to detail, project management skills, and punctual delivery, making them a highly recommended choice for web development projects.
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$10,000+$25 - $49 / hr10 - 49Ahmedabad, India
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India App Developer is a small Ahmedabad, India-based web design agency. The team offers Web Design and UX/UI Design.
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$1,000+$50 - $99 / hrFreelancerRijswijk, Netherlands
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Web development company gonzodesign was launched in 2007. Headquartered in Rijswijk, Netherlands, the team provides Web Development and Web Design.
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$5,000+< $25 / hr10 - 49Gurugram, India
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See all 1 projectsApps Imagica LLP provides Website Development, Web Design, and app development services, demonstrating high levels of professionalism, technical expertise, and effective communication. Clients commend their ability to deliver tailored, user-friendly digital solutions on schedule, with robust post-launch support. The company is praised for its value for money and dedication to client success.
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$50,000+$50 - $99 / hr10 - 49Prosper, TX
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Block Nerds is a Prosper, Texas-based software development firm. The team focuses on Custom Software Development and Application Testing.
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$1,000+< $25 / hr10 - 49Sri Jayawardenepura Kotte, Sri Lanka
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Zligger Pte Ltd, an e-commerce development company, is based in Sri Jayawardenepura Kotte, Sri Lanka and Singapore, Singapore. They focus on E-Commerce Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49Kharkiv, Ukraine
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Based in Kharkiv, Ukraine, DevCottage is a Cybersecurity company. The team focuses on Cybersecurity and Blockchain.
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$10,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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AltRecipe, a website development company, was launched in 2015. The team specializes in Web Development and Blockchain.
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$5,000+$25 - $49 / hr10 - 49Guadalajara, Mexico
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Founded in 2009, Visualma is a small AR/VR development company based in Guadalajara, Mexico. Their team specializes in AR/VR development and Video Production.
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$1,000+$50 - $99 / hrFreelancerStratford-Upon-Avon, England
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Reflect & Refine is a website development company. They are located in Stratford-Upon-Avon, England and have small team of experts. Their services include Web Development and Web Design.
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$1,000+$25 - $49 / hr10 - 49
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See all 3 projectsDieutek Developoments specializes in Website Development, offering services such as web design, daily price updates, and analytics integration. Clients have praised their clear communication, responsiveness, and the ability to enhance project scopes. The overall feedback indicates a strong alignment with client needs and effective project management.
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$5,000+$50 - $99 / hr10 - 49Kozhikode, India
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Branding agency Avery Interactive is based in Kozhikode, India and دبي, United Arab Emirates. Established in 2019, the team offers Branding and Web Design.
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$1,000+$25 - $49 / hr10 - 49
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See all 1 projectsScarfaze is a full-service IT solutions company providing end-to-end digital development and technical support for businesses worldwide. From website development, mobile app creation, and custom
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$1,000+$50 - $99 / hr10 - 49Los Angeles, CA
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Web design company Software Demand was founded in 2014. The team offers Web Design and Custom Software Development.
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$250,000+$100 - $149 / hr10 - 49Wembley, England
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Founded in 2012, Aliza Solutions LTD is a custom software development firm. The team focuses on Custom Software Development and API Development.
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$10,000+$150 - $199 / hr2 - 9Austin, TX
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ATX Web Designs is a SEO company founded in 2015. The team focuses on Search Engine Optimization and Web Design.
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$25,000+$150 - $199 / hr2 - 9Atlanta, GA
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Visual Soldiers is an Atlanta, Georgia-based user experience design agency. Their services include UX/UI Design and Web Development.
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$1,000+$100 - $149 / hr2 - 9Athens, OH
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Established in 2016, Red Tail Design Company is a Logo company. The agency specializes in Logo and Branding, and is small.
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$25,000+$150 - $199 / hr2 - 9Montréal, Canada
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Endoh Collaborative is a web design agency based in Montréal, Canada. They provide Web Design and UX/UI Design.
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$10,000+$100 - $149 / hr2 - 9Saskatoon, Canada
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In Saskatoon, Canada, Island Web Design + Creative is a web design agency. Launched in 2011, the team provides Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9Cluj-Napoca, Romania
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Dexign is a web design agency launched in 2006. The small team focuses on Web Design and Graphic Design.
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$1,000+$50 - $99 / hr2 - 9Berlin, Germany
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Founded in 2008, Kreowsky & Kreowsky GbR is a small web design agency based in Berlin, Germany. Their team provides Web Design and Web Development.
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$5,000+$100 - $149 / hr2 - 9
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Accrue Performance Marketing Inc. Is a website development company located in Rimbey, Canada. They provide Web Development and Digital Strategy.
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$10,000+$100 - $149 / hr2 - 9Dublin 1, Ireland
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Post Studio, a website development company, was launched in 2014. They specializes in Web Development and Branding.
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$5,000+$100 - $149 / hr2 - 9Sint-Niklaas, Belgium
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Growl is a web development company launched in 2020. Their team offers Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr50 - 249Ashburn, VA
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See all 2 projectsBUILDING DIGITAL SUCCESS STORIES SINCE 2016 For nearly a decade, American Digital Agency has partnered with ambitious brands ready to grow, compete, and dominate online. We combine strategy, design,
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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.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
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We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
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- Market presence
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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List of the Top 15 JavaScript Development Companies
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$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
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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
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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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.6/40.018.6/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
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38.7/40.018.8/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
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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
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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
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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 / 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.