Top JavaScript Developers
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Featured
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 87 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.
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$25,000+$150 - $199 / hr10 - 49Portland, OR
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E-commerce development company GRAYBOX is in Portland, Oregon. The team specializes in E-Commerce Development and Web Design.
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$10,000+$50 - $99 / hr50 - 249Melville, NY
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Established in 2006, EpicSoft Technologies is a midsize Melville, New York-based custom software development company. Their team provides Custom Software Development and Cybersecurity.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsINFINITEBOX specializes in Website Development, offering services such as SEO and digital marketing. The overall feedback from clients highlights excellent deliverables and project management, with particular praise for their patience and dedication in meeting client requirements. Their past work and successful outcomes make them a commendable choice for Web Development projects.
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$10,000+$150 - $199 / hr2 - 9Adelaide, Australia
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Katalyst Interactive, a web development firm, is located in Adelaide, Australia. Established in 2001, the team provides Web Development and Custom Software Development.
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$5,000+$50 - $99 / hr2 - 9Tallinn, Estonia
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Headquartered in Tallinn, Estonia, Brightside – TYPO3 agency is a web development firm. The team offers Web Development and Web Design.
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$1,000+< $25 / hr50 - 249Hồ Chí Minh, Vietnam
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Mobile app development firm Sunshine Software focuses on Mobile App Development and Web Development. They were founded in 2020.
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$1,000+$25 - $49 / hr2 - 9Dhaka, Bangladesh
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See all 1 projectsFuture Innovation LTD specializes in Website Development and social media management. The company is highly regarded for delivering projects on time, ensuring transparency, and providing excellent value for cost. Clients appreciate their alignment with company values and a strong culture fit, indicating a successful track record in web development and management services.
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$1,000+$25 - $49 / hr10 - 49izmir, Türkiye
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Izmir Medya Teknoloji A.S, a web development firm, is based in izmir, Türkiye and izmir, Türkiye. The team specializes in Web Development and Search Engine Optimization.
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$5,000+$25 - $49 / hr10 - 49Cagliari, Italy
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NC8 is a small Cagliari, Italy-based software development firm. Their services include Custom Software Development and Artificial Intelligence.
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Undisclosed$25 - $49 / hr50 - 249Częstochowa, Poland
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SofrwareHouse ABS is a web development company founded in 2007. The company focuses on Web Development and Mobile App Development.
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$10,000+< $25 / hr10 - 49Danang, Vietnam
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See all 1 projectsUrani Solutions offers services in Website Development, including web design, coding, testing, and deployment, with a focus on enhancing website performance and user experience. Feedback highlights their quick responses, timely delivery, and strong understanding of client needs, making them a reliable choice for web programming and online development projects.
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$50,000+$150 - $199 / hr10 - 49
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UX design agency and website development firm Mallard & Claret was established in 2012. The small team specializes in UX/UI Design and Web Development.
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$50,000+$100 - $149 / hr10 - 49Bonn, Germany
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Mindtwo GmbH, a custom software development firm, was launched in 2012. The company specializes in Custom Software Development and Web Development, and is small.
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$1,000+$25 - $49 / hr2 - 9Bristol, England
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Small web design company and web development company Meeko Studios, is located in Bristol, England. Their services include Web Design and Web Development.
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$25,000+$50 - $99 / hr10 - 49Bengaluru, India
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Sodaru Technologies is a small IT strategy consulting company located in Bengaluru, India. Their services include IT strategy consulting and cloud consulting & SI.
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$10,000+$25 - $49 / hr10 - 49Nagpur, India
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See all 1 projectsSabertooth Technologies provides expertise in building real-time data solutions, developing dashboards, and handling extensive database operations using technologies like Python and React. Clients consistently commend the company for their professional communication, timely deliverables, and flexible approach to project management, highlighting their transparent communication and capacity to meet expectations.
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Undisclosed$100 - $149 / hr10 - 49Uddevalla, Sweden
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Launched in 2017, CO-OP E-Commerce Agency is a SEO company. The team specializes in Search Engine Optimization and Web Design.
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$10,000+$25 - $49 / hr10 - 49Sofia, Bulgaria
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IndigoVerge is a software development company. In Sofia, Bulgaria, the firm was launched in 2006. Their team focuses on Custom Software Development and IoT development.
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$10,000+$25 - $49 / hr10 - 49Islamabad, Pakistan
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Website development firm Dcodax Technologies was launched in 2017. The small team provides Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49Budapest, Hungary
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Feat. Is an Advertising company. The Budapest, Hungary-based team specializes in Advertising and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Connect Infosoft Technologies Pvt Ltd, an Other Digital Marketing company, was established in 1999. They offers Other Digital Marketing and Artificial Intelligence.
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$1,000+$25 - $49 / hr10 - 49Kolkata, India
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Founded in 2012, Schemaphic Systems India Private Limited is a small Kolkata, India-based custom software development company. Their services include Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr250 - 999
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Appmemobile is an Advertising company. Founded in 2017, the agency offers Advertising and Mobile App Development.
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$1,000+< $25 / hr10 - 49
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Launched in 2019, Brightnest Technologies Pvt Ltd is a small web design company in Coimbatore, India. Their team specializes in Web Design and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Bakı, Azerbaijan
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Digital Legion is an app development firm. Their small team is located in Bakı, Azerbaijan and focuses on Mobile App Development and Custom Software Development. The agency was established in 2019.
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$25,000+$50 - $99 / hr50 - 249Košice, Slovakia
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Custom software development firm bart.sk provides Custom Software Development and Web Development. They are based in Košice, Slovakia.
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$5,000+$100 - $149 / hr2 - 9Coral Springs, FL
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Founded in 2017, Alkemy, LLC. Is a small web design agency in Coral Springs, Florida. Their team specializes in Web Design and Web Development.
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$25,000+$50 - $99 / hr10 - 49Kraków, Poland
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Infinite Loop, a small website development company, is located in Kraków, Poland. The team provides Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49Ambato, Ecuador
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Metamorfosis360 is a web development company. Their small team is headquartered in Ambato, Ecuador and offers Web Development and Search Engine Optimization. The agency was launched in 2017.
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$5,000+< $25 / hr10 - 49Wrocław, Poland
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Web development firm Estimity was established in 2021. The company specializes in Web Development and IoT development, and is small.
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$1,000+< $25 / hr10 - 49
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Webnhubs - Best Graphic Design Agency is a web design company. The Houston, Texas-based company was launched in 2020. Their team offers Web Design and Web Development.
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$5,000+$50 - $99 / hr2 - 9
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Established in 2023, Get SmartWebsite is a web design agency. Their team offers Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9Marrakech, Morocco
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See all 1 projectsYovista specializes in Website Development, Web Design, and SEO services, and also creates brand identities and digital strategies. Overall feedback highlights exceptional project management, timely delivery, and outstanding customer service, with clients noting increased sales and high satisfaction. Yovista is commended for their ability to anticipate needs and provide seamless, stress-free experiences.
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$1,000+$25 - $49 / hr10 - 49Surat, India
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Cloudus Technologies is a web development firm based in Surat, India and Surat, India. They specialize in Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49South Dumdum, India
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99 Graphics Design is a web design agency launched in 2014. Their team focuses on Web Design and Web Development.
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$1,000+$25 - $49 / hr50 - 249
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Established in 2000, Srimax Software System PVT LTD is a website development company. The team offers Web Development and Custom Software Development.
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$10,000+$200 - $300 / hr250 - 999
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The Googols Inc is a website development firm founded in 2023. The firm focuses on Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr2 - 9
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IDEALIS Agency is a web development company. The Bibinje, Croatia-based company was founded in 2023. Their services include Web Development and Custom Software Development.
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UndisclosedUndisclosed10 - 49Philadelphia, PA
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Website development firm Vast Design and Development was launched in 2011. The team specializes in Web Development and Web Design.
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$1,000+$25 - $49 / hr50 - 249
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Scalefico Lab is a web development company. Their team is in Port Harcourt, Nigeria and offers Web Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49L'viv, Ukraine
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Headquartered in L'viv, Ukraine, CBTO Software Solutions is a software development company. Launched in 2009, the team focuses on Custom Software Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49Львів, Ukraine
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Leona, a website development firm, is based in Львів, Ukraine. They specialize in Web Development and E-Commerce Development.
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$10,000+$25 - $49 / hr10 - 49London, Canada
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See all 2 projectsGoodPegg provides Website Development and Web Design services, excelling in creating user-friendly online platforms. Their reviews highlight timely deliveries, outstanding management, and exceptional quality, with clients noting increased user engagement and satisfaction. GoodPegg's ability to align with client objectives and offer valuable project suggestions reinforces their reputation as a reliable partner for Web Programming projects.
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Undisclosed$25 - $49 / hr10 - 49Bengaluru, India
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Launched in 2004, Greypath Solutions is an API Development company. The team focuses on API Development and Web Design.
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$1,000+$25 - $49 / hr2 - 9Timișoara, Romania
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Founded in 2022, Alevla Software Solutions is a small website development company in Timișoara, Romania. Their team specializes in Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49Casablanca, Morocco
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Taillis Labs is a custom software development firm. They focus on Custom Software Development and Mobile App Development and were launched in 2016.
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$5,000+Undisclosed10 - 49Las Condes, Chile
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Blue Company, a website development firm, was founded in 2002. Based in Las Condes, Chile, the team provides Web Development and E-Commerce Development.
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$1,000+< $25 / hr50 - 249Cerritos, CA
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Hire Live Support Inc is an answering service company. Established in 2009, the agency specializes in Call Center Services and Customer Service Outsourcing.
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$1,000+$150 - $199 / hr2 - 9Lake Saint Louis, MO
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Established in 2021, Gardiner Web Development, LLC is a web development firm. The team provides Web Development and E-Commerce Development and is in Lake Saint Louis, Missouri.
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$5,000+$25 - $49 / hr10 - 49Cheyenne, WY
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Shaw and Partners is a Cheyenne, Wyoming-based custom software development firm. Their services include Custom Software Development 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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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 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
Ability to deliver
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.