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+$25 - $49 / hr10 - 49
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MBARC LABS Inc is a software development firm established in 2012. The company offers Custom Software Development and IoT development.
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$5,000+$25 - $49 / hr2 - 9Sydney, Australia
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Launched in 2014, Keen To Design is a web design agency. The team specializes in Web Design and Web Development.
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$5,000+$25 - $49 / hr2 - 9
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Web design company The Website Baba was established in 2007. The company provides Web Design and Graphic Design.
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$1,000+$25 - $49 / hr2 - 9
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UI Pirate by Vishal Anand, an user experience agency, is in Ranchi, India. Their services include UX/UI Design and Product Design.
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$5,000+$150 - $199 / hr10 - 49
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Tweakco is an IT staff augmentation company. The small Edinburgh, Scotland-based team offers IT staff augmentation and Custom Software Development. The company was established in 2022.
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$1,000+$25 - $49 / hr50 - 249
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Marvel Digital Studio is an e-commerce development firm based in New York, New York. The team focuses on E-Commerce Development and Branding.
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$1,000+$25 - $49 / hr10 - 49Bengaluru, India
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See all 1 projectsRelictrio - Offshore Development center in India | Recruitment services | IT Services specializes in Website Development, Web Design, and Web Programming. Reviews highlight their professionalism, attention to detail, and effective project management. Clients particularly commend their ability to deliver high-quality, optimized websites that enhance online presence and client satisfaction.
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$1,000+< $25 / hr10 - 49Noida, India
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In Noida, India and Clearwater, Florida, Sapdra Pvt. Ltd. Is an Other Digital Marketing company. Established in 2011, the team focuses on Other Digital Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hrFreelancerBielicha, Poland
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Playdev Piotr Szary is a small Bielicha, Poland-based e-commerce development firm. The team offers E-Commerce Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9Canberra, Australia
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One Touch Web Designs, an user experience design agency, was launched in 2013. The team specializes in UX/UI Design and E-Commerce Development.
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$1,000+< $25 / hr2 - 9
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Digital SKYLINK, a small Digital Strategy company, is located in Ahmedabad, India. The team focuses on Digital Strategy and Mobile App Development.
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UndisclosedUndisclosed2 - 9Helsinki, Finland
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Content Marketing company Prami Growth Agency is headquartered in Helsinki, Finland. Their services include Content Marketing and Digital Strategy.
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$1,000+$25 - $49 / hr2 - 9Patna, India
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TECHAX LABS LLP is a Logo company based in Patna, India and Kolkata, India. They offer Logo and Web Development.
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$5,000+$25 - $49 / hr50 - 249Miami, FL
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SpectreX Web is a software development company. The team is based in Miami, Florida, and their services include Custom Software Development and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49Bhubaneswar, India
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SEO UNIFIED is a SEO services firm founded in 2020. The team specializes in Search Engine Optimization and Web Development and is in Bhubaneswar, India.
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$10,000+$50 - $99 / hr50 - 249Cañuelas, Argentina
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IURCO, an e-commerce development firm, is based in Cañuelas, Argentina. Founded in 2016, the team offers E-Commerce Development and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9Sofia, Bulgaria
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WebDojo is an e-commerce development firm founded in 2017. The firm focuses on E-Commerce Development and Web Development, and is small.
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$10,000+$25 - $49 / hr2 - 9
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AW Technology dev, a software development firm, is based in Buenos Aires, Argentina. They focus on Custom Software Development and E-Commerce Development and were launched in 2023.
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$25,000+$100 - $149 / hr10 - 49Bandung, Indonesia
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Exaditama Teknologi Kreativa is a mobile application development company located in Bandung, Indonesia. They focus on Mobile App Development and Web Development.
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$5,000+$25 - $49 / hr10 - 49T'bilisi, Georgia
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Aidnet is an IT staff augmentation company. Founded in 2020, the agency provides IT staff augmentation and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Jaipur, India
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Small web development company Volyo Solutions , is headquartered in Jaipur, India. The team offers Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr10 - 49Aventura, FL
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Mind by Gab is an UX design company based in Aventura, Florida. The team provides UX/UI Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49Noida, India
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AppNexus Technology Pvt Ltd is a web design agency. The team specializes in Web Design and Mobile App Development, and the firm is in Noida, India.
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Undisclosed< $25 / hrFreelancer
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Zee Developer is a website development company. In Islamabad, Pakistan, their team offers Web Development and Web Design.
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$5,000+Undisclosed10 - 49New Delhi, India
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See all 1 projectsInfinikey Media Private Limited offers SEO services, demonstrating expertise in increasing organic traffic, improving search rankings, and enhancing website conversions. Reviews highlight their professional team, timely project management, and notable attention to detail. Clients commend their innovative strategies and personalized approach, though some suggest more proactive communication could further enhance collaboration.
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$25,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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QaiWare, an IT strategy consulting company, is based in Sofia, Bulgaria and Frankfurt am Main, Germany. The team offers IT strategy consulting and IT managed services.
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$10,000+$50 - $99 / hr10 - 49Iași, Romania
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IColdo, an e-commerce development firm, was launched in 2008. The small team provides E-Commerce Development and Mobile App Development.
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$25,000+$100 - $149 / hr10 - 49San Diego, CA
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Established in 2013, 1218 App Team is a small mobile app development company. Their team provides Mobile App Development and Custom Software Development.
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$5,000+< $25 / hr10 - 49
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STARLAB is an app development firm launched in 2012. Their team offers Mobile App Development and Web Development.
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$1,000+$200 - $300 / hr10 - 49Christchurch, New Zealand
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MintHC (Mint Harvey Cameron Group) is a Christchurch, New Zealand-based Marketing Strategy company. They specialize in Marketing Strategy and Search Engine Optimization.
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$25,000+< $25 / hr10 - 49
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CODE STEW is a call center company launched in 2022. The team offers Call Center Services and Web Development and is headquartered in Zirakpur, India.
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$10,000+$100 - $149 / hr10 - 49New York, NY
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Savior Marketing is a web design agency. The New York, New York-based agency was launched in 2017. Their team offers Web Design and Custom Software Development.
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UndisclosedUndisclosed10 - 49
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Founded in 2010, SoftgenTechnologies (p) ltd. Is an IT strategy consulting company. Their services include IT strategy consulting and Custom Software Development.
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$25,000+$150 - $199 / hr10 - 49
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Base Two is a small custom software development company located in Columbus, Ohio and Philadelphia, Pennsylvania. The team offers Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Lahore, Pakistan
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See all 1 projectsBuffer Stack offers Website Development, Web Design, and Web Programming services. Reviews highlight their expertise in creating fully functional and responsive websites, particularly with WordPress, and commend their outstanding project outcomes and impressive team quality. Clients appreciate their effective project management and clear communication.
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$1,000+< $25 / hrFreelancer
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Small web design agency Michael Trombi, is based in Mesa, Arizona. Their services include Web Design and Web Development.
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UndisclosedUndisclosed10 - 49Yerevan, Armenia
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Application development firm Innorise provides Mobile App Development and Web Development. They are headquartered in Yerevan, Armenia.
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$1,000+$25 - $49 / hr10 - 49Mumbai, India
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Mak Enterprises is a small Mumbai, India-based web design agency. Their services include Web Design and UX/UI Design.
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$1,000+$100 - $149 / hrFreelancerBoulder, CO
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Piller Designs is a small e-commerce development firm founded in 2002. Their team provides E-Commerce Development and Graphic Design.
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$1,000+$50 - $99 / hrFreelancerMünchen, Germany
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Big data analytics company Kyrylo Kostiukov is headquartered in München, Germany. Their services include BI & big data consulting & SI and IT managed services.
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$5,000+$150 - $199 / hr10 - 49Pune, India
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Founded in 2020, 7LensCreative is an Advertising company. The agency provides Advertising and Social Media Marketing.
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Undisclosed< $25 / hr2 - 9
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See all 1 projectsTryloop Solutions offers Website Development and Mobile App Development services, delivering top-quality results through professional and efficient project management. Reviews highlight their ability to create visually stunning, user-friendly websites and functional mobile applications, with a strong emphasis on understanding client requirements and timely delivery.
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$1,000+$150 - $199 / hr2 - 9
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See all 1 projectsAkantro provides specialized services in Web Development, including the initial build and ongoing maintenance of websites and Shopify stores. The reviews underline Akantro's alignment with client values and emphasize their effective communication and project management. Clients appreciate their clear delegation and organization, although there is room for improvement in task time estimation.
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$10,000+$25 - $49 / hr2 - 9Espoo, Finland
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See all 1 projectsNeavant is a Finnish software company founded on the premise that quality is imperative. We are your one-stop digital partner, from web and mobile apps to AI integration and system architecture.
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$1,000+< $25 / hr2 - 9
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Infinite Software, S.A. De C.V. Is a mobile application development company. Established in 2015, the team focuses on Mobile App Development and Web Development. The company is in El Salvador.
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$5,000+< $25 / hr2 - 9
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Mango Stack is an application development company. Established in 2017, the agency is in Amsterdam, Netherlands. Their team focuses on Mobile App Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9
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The Majordomo is a software development company. The small Austin, Texas-based team focuses on Custom Software Development and Enterprise App Modernization. The firm was founded in 2008.
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$1,000+< $25 / hr2 - 9Ahmedabad, India
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TechCognate is an Ahmedabad, India-based SEO agency. The team offers Search Engine Optimization and Content Marketing.
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$1,000+$25 - $49 / hr2 - 9Kolhapur, India
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Tyche Ventures, a small e-commerce development firm, is in Kolhapur, India. Their services include E-Commerce Development and Web Development.
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UndisclosedUndisclosed2 - 9Timișoara, Romania
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Branding company Hackergeek Studio was established in 2017. The agency focuses on Branding and UX/UI 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.
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We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
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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 Development75% JavaScript50% 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 -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% 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
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$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 -
$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 -
$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
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 -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
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 -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
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
Ability to deliver
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
Ability to deliver
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.