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 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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Undisclosed< $25 / hr2 - 9New York, NY
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DigitorMatrix is a Conversion Optimization company. They are in New York, New York, and their services include Conversion Optimization and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9Delhi, India
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Brandtisers Media is a social media marketing agency. The Delhi, India-based firm provides Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9
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AppVaze is an app development firm launched in 2019. The firm provides Mobile App Development and Web Development, and is small.
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$10,000+$100 - $149 / hr2 - 9
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MSD Web Studio, a SEO services firm, provides Search Engine Optimization and Pay Per Click. The company is headquartered in Niš, Serbia and Niš, Serbia.
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Undisclosed< $25 / hr2 - 9
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MTZINFOTECH is a Surat, India-based UX design company. They focus on UX/UI Design and Custom Software Development and were launched in 2017.
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$1,000+$50 - $99 / hr2 - 9
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MindMeld Interactive is a SEO services firm headquartered in Vista, California. The team offers Search Engine Optimization and Web Development.
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$5,000+$50 - $99 / hr2 - 9Coto, Portugal
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Aden X is a software development firm. They are located in Coto, Portugal and have small team. They provide Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Barranquilla, Colombia
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Business Legal BL is a Marketing Strategy company. The team focuses on Marketing Strategy and Search Engine Optimization and is based in Barranquilla, Colombia.
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$1,000+< $25 / hr2 - 9Ewing Township, NJ
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In Ewing Township, New Jersey, Mselleo is a Market Research company. The team focuses on Market Research and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9Hisar, India
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Phenom IT is a web design company. Established in 2023, the company specializes in Web Design and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9
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THE VATE, a branding company, was established in 2023. The small team specializes in Branding and Digital Strategy.
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$1,000+< $25 / hr2 - 9Biñan, Philippines
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JJSC IT Solutions, a social media marketing company, was launched in 2019. They offers Social Media Marketing and Search Engine Optimization.
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$5,000+$100 - $149 / hr2 - 9Birmingham, England
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Website Design Agency, a branding agency, was founded in 2008. The small team provides Branding and Search Engine Optimization.
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$1,000+$100 - $149 / hr2 - 9Chania, Greece
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TechPals is a cloud consulting & SI company established in 2022. The company specializes in cloud consulting & SI and Custom Software Development, and is small.
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$25,000+$25 - $49 / hr2 - 9
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Founded in 2023, FullStack-Innovations is a small branding agency. Their team provides Branding and BI & big data consulting & SI.
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$1,000+$25 - $49 / hr2 - 9Oradea, Romania
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SC ELISIUM TECH SRL, a software development firm, was founded in 2020. The firm specializes in Custom Software Development and Web Development.
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$25,000+$100 - $149 / hr2 - 9Istanbul, Türkiye
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Antalyus is an e-commerce development firm headquartered in Istanbul, Türkiye. They provide E-Commerce Development and Web Development and were launched in 2019.
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$1,000+$25 - $49 / hr2 - 9
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Triad Flair is a web development company founded in 2022. The team provides Web Development and Mobile App Development and is based in Noida, India.
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$5,000+< $25 / hr2 - 9
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Amazing Devs is a small IT strategy consulting company. Launched in 2022, the team offers IT strategy consulting and IT staff augmentation.
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$1,000+< $25 / hr2 - 9
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Web development firm Bytesteel Cloud offers Web Development and Mobile App Development. They are in Amritsar, India.
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$5,000+$100 - $149 / hr2 - 9Pittsburgh, PA
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Sick Day Design Co, a web development company, was established in 2021. The small team provides Web Development and Branding.
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$1,000+Undisclosed2 - 9
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Established in 2018, LOOMOX TECHNOLOGIES is a website development firm. The team offers Web Development and Web Design and is based in Accra, Ghana.
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$10,000+$50 - $99 / hr2 - 9Las Vegas, NV
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Established in 2021, appamass is an app development firm. The agency offers Mobile App Development and Web Development, and is small.
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$10,000+$300+ / hr2 - 9
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IT strategy consulting company Startup Labs is located in Toronto, Canada. They provide IT strategy consulting and IT staff augmentation and were established in 2022.
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$5,000+$50 - $99 / hr2 - 9Jaipur, India
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Brillarix is a Jaipur, India-based web development company. They offer Web Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49McAllen, TX
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PI Solutions Consulting is a data analytics company. They are in McAllen, Texas and Karachi, Pakistan, and their services include BI & big data consulting & SI and cloud consulting & SI.
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UndisclosedUndisclosed2 - 9Galle, Sri Lanka
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Technoland World, a small web design company, is located in Galle, Sri Lanka. Their services include Web Design and Mobile App Development.
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$1,000+Undisclosed2 - 9Haarlem, Netherlands
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T-Axis IT is an e-commerce development firm. They are based in Haarlem, Netherlands. Their team specializes in E-Commerce Development and Web Development.
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$25,000+$200 - $300 / hr50 - 249Los Angeles, CA
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Yen Digital is a midsize Gurgaon, India-based website development company. Their services include Web Development and Robotics Process Automation.
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$1,000+< $25 / hr2 - 9
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WPDigital is a web design agency. They focus on Web Design and UX/UI Design and were launched in 2016. The firm is based in Owerri, Nigeria.
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UndisclosedUndisclosed2 - 9Bengaluru, India
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See all 1 projectsWe are a software product development firm with an objective to solve complex problems for our customers. We focus on digital transformation, Industry 4.0, and IoT-based solutions.
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$1,000+$50 - $99 / hr2 - 9București, Romania
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RedUnit is an e-commerce development firm. Established in 2017, the team offers E-Commerce Development and Web Development.
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$10,000+$25 - $49 / hr2 - 9Southport, England
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Phaeria.com is a Southport, England-based software development firm. They offer Custom Software Development and cloud consulting & SI.
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Undisclosed$100 - $149 / hr10 - 49Dhaka, Bangladesh
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Vibely Digital is a social media marketing firm. The team offers Social Media Marketing and Search Engine Optimization, and the agency is headquartered in Dhaka, Bangladesh.
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$1,000+$50 - $99 / hr10 - 49دبي, United Arab Emirates
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See all 1 projectsOkratech offers services in developing customized software solutions, including Enterprise Resource Planning (ERP) systems and client applications, with a focus on security and privacy protection. Overall feedback indicates that Okratech is highly recommended for its professionalism, effective communication, and dedication to customer satisfaction, although there is a suggestion for increased focus on security issues.
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$1,000+$25 - $49 / hr10 - 49
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See all 1 projectsTechnovole offers innovative solutions for managing school fees, expenses, and other administrative programs. The overall feedback highlights their effective and creative work, which has resulted in streamlined operations and accurate financial tracking. Clients appreciate their excellent communication and user-friendly pricing, although there is a suggestion for enhanced marketing efforts.
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Undisclosed< $25 / hr10 - 49Colombo, Sri Lanka
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Cipher Labz (Pvt) Ltd. Is a small custom software development firm in Colombo, Sri Lanka. Their services include Custom Software Development and Mobile App Development.
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Undisclosed< $25 / hrFreelancerLudhiana, India
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See all 1 projectsJpd hub offers services in Website Development and Web Programming, with a strong focus on WordPress development and a tailored approach to aligning with client goals. Clients praise their effective project management and ability to significantly boost website traffic and lead generation, highlighting their deep expertise and commitment to client satisfaction.
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$5,000+$50 - $99 / hr2 - 9Kyiv, Ukraine
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RabbitPeepers is a web development company. They are based in Kyiv, Ukraine. Their team offers Web Development and cloud consulting & SI.
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$1,000+$25 - $49 / hr2 - 9Częstochowa, Poland
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LAcode.com is an application development company. They are headquartered in Częstochowa, Poland and have small team. They provide Mobile App Development and Web Development.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 1 projects3 Way Technologies offers services in Website Development, Web Design, and Web Programming, as demonstrated by their work on an ERP system with mobile and web platforms for a client. Reviews highlight their timely delivery, innovation, and effective project management, emphasizing their ability to exceed expectations and manage complex tasks in Online Development efficiently.
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$5,000+$50 - $99 / hr10 - 49New York, NY
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See all 24 projectsIcebreaker.Agency | Elementor Experts is a professional web development company specializing in custom website development, web design, and full-stack web development services. The agency has received overwhelmingly positive feedback, with around 90% of reviews highlighting their technical expertise, responsiveness, and excellent project management. Clients consistently commend their capability in understanding and executing complex briefs with precision, resulting in successful project outcomes and enhanced user engagement.
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$10,000+$150 - $199 / hr10 - 49Los Angeles, CA
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See all 17 projects// TECHYSCOUTS is a full-service web development company known for its expertise in website development, maintenance, and custom solutions, with projects ranging from e-commerce platforms to SEO optimization. The company consistently receives outstanding feedback for their quick responsiveness, effective project management, and alignment with client values, earning positive reviews from 100% of clients. Notably, 75% of reviewers highlighted their exceptional customer service and communication.
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$1,000+$100 - $149 / hr2 - 9Walnut Creek, CA
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Nerd Crossing, an IT managed services company, provide IT managed services and Cybersecurity. They were established in 2010.
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$5,000+$100 - $149 / hr2 - 9Kansas City, MO
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WYSIWYG Marketing is a SEO company established in 2011. The firm offers Search Engine Optimization and Web Development.
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$5,000+$100 - $149 / hr2 - 9Sydney, Australia
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Cornerstone Digital is a SEO company launched in 2002. The team focuses on Search Engine Optimization and Pay Per Click and is based in Sydney, Australia.
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$5,000+$100 - $149 / hr2 - 9Milano, Italy
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Arkomedia Web Agency is a Digital Strategy company. They are based in Milano, Italy and Roma, Italy and have small team. They provide Digital Strategy and Search Engine Optimization.
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$5,000+$200 - $300 / hr2 - 9Singapore, Singapore
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Disruptive Digital is a Content Marketing company. Their small team of employees is based in Singapore, Singapore. Their team focuses on Content Marketing and Pay Per Click.
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$1,000+< $25 / hr2 - 9
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Founded in 2005, rws is a small web development company located in New Delhi, India. Their team focuses on Web Development and E-Commerce Development.
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UndisclosedUndisclosed10 - 49Caracas, Venezuela
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Image & Web Solutions is an user experience agency launched in 1999. In Caracas, Venezuela, the team specializes in UX/UI Design and Web Design.
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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
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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
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 -
$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
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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.