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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$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 a call center company launched in 2009. The firm focuses on 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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$1,000+$25 - $49 / hr2 - 9Phoenix, AZ
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Launched in 2017, AviadaLabs is a web development firm. The team provides Web Development and E-Commerce Development.
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UndisclosedUndisclosed10 - 49
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IEngageIT is an e-commerce development company. Their small team is headquartered in Belfast, Northern Ireland. Their services include E-Commerce Development and Web Development.
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$5,000+$50 - $99 / hr10 - 49
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IGNESA, a small software development firm, is located in Dubai, United Arab Emirates. The team specializes in Custom Software Development and Web Development.
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$10,000+$50 - $99 / hr2 - 9Poreč, Croatia
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ALT Digital is a web development firm based in Poreč, Croatia. Their services include Web Development and Web Design.
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$5,000+$150 - $199 / hr2 - 9
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Droplab is a web development company. They are headquartered in South Pasadena, California and have small team. They specialize in Web Development and AR/VR development.
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Undisclosed$25 - $49 / hr50 - 249Valdosta, GA
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Software Natura, a midsize website development firm, is located in Valdosta, Georgia. The team specializes in Web Development and Custom Software Development.
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$10,000+$25 - $49 / hr2 - 9
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Lazy Bison, a website development firm, is located in Batumi , Georgia. Their services include Web Development and E-Commerce Development.
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$5,000+< $25 / hr2 - 9Bengaluru, India
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Rugas Technologies Private Ltd is a web development firm launched in 2018. Their team provides Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9Kyiv, Ukraine
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Web development company Burn Büro was founded in 2020. Based in Kyiv, Ukraine, the team offers Web Development and UX/UI Design.
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$5,000+$100 - $149 / hr2 - 9
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Prakhova Studios is a branding agency. Headquartered in , the firm was established in 2024. Their services include Branding and UX/UI Design.
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$10,000+$50 - $99 / hr10 - 49
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Established in 2020, UX Brite is a Product Design company. Headquartered in Chicago, Illinois, the team specializes in Product Design and UX/UI Design.
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$10,000+$50 - $99 / hr10 - 49Novi Sad, Serbia
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IT staff augmentation company nQode Software Company is located in Novi Sad, Serbia. The team focuses on IT staff augmentation and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49
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See all 1 projectsMettics provides website design services, delivering high-quality solutions that significantly enhance user engagement, satisfaction, and conversion rates. The reviews on Clutch.co highlight their professional attitude, timely project delivery, and alignment with client values. While the outcomes were positive, a suggestion was made to potentially expand their team for faster project completion.
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$1,000+< $25 / hr50 - 249London, England
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Endevor IT Solutions Private Limited is a website development firm. They were established in 2017, and their services include Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr50 - 249Madhyapur Thimi, Nepal
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See all 1 projectsAITC International is a Nepal-based software development company dedicated to providing businesses with efficient and effective solutions. We specialize in:Custom Software Development: We create
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$1,000+$25 - $49 / hr2 - 9Noida, India
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Webdevpal is a Noida, India-based website development company. Their services include Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49L'viv, Ukraine
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Established in 2024, Tovsteniuk Agency is a small L'viv, Ukraine-based web design company. Their team specializes in Web Design and Web Development.
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$1,000+< $25 / hr10 - 49Jalandhar, India
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See all 1 projectsMagna Opus Software Services Pvt Ltd provides comprehensive Website Development and Web Design services, excelling in creating custom web portals and dashboards. The reviews highlight their ability to deliver projects on time with smooth processes, responsive communication, and pricing that aligns with client budgets, making them a reliable choice for online development needs.
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$10,000+$25 - $49 / hr10 - 49Pasig, Philippines
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See all 1 projectsAlly Techno Grit Solutions Corporation specializes in developing custom Cloud-based ERP software for optimizing operations, accounting, and payroll management. Overall feedback highlights their collaborative project management style, responsiveness, and ability to meet complex and specific requirements. However, there were minor issues with the initial polish of some deliverables, leading to additional revisions.
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$1,000+$25 - $49 / hr10 - 49Kherson, Ukraine
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Bonum Studio is a custom software development company. They were launched in 2016, and their services include Custom Software Development and UX/UI Design.
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$5,000+$25 - $49 / hr10 - 49Río Cuarto, Argentina
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Oliver is a small Río Cuarto, Argentina-based website development company. The team focuses on Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49
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See all 1 projectsDecimo Technology offers services in website development, web design, and maintenance support, as evidenced by their work with clients such as an insurance agency. Their reviews highlight a strong focus on customer service and technical expertise, consistently meeting and exceeding client expectations. The firm's competitive pricing and responsive communication further enhance their reputation in the web development sector.
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$1,000+< $25 / hr10 - 49Gujranwala, Pakistan
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Digillex is a web development firm. The Gujranwala, Pakistan-based agency was founded in 2022. Their services include Web Development and UX/UI Design.
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$5,000+$100 - $149 / hr2 - 9Santa Cruz, CA
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LitmusBox, LLC is a CRM consulting and SI company. Based in Santa Cruz, California, the company was established in 2017. Their team focuses on CRM consulting and SI and Digital Strategy.
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$1,000+$100 - $149 / hr2 - 9Lubań, Poland
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M&M WEB DESIGN is a web design company and web development firm launched in 2020. The firm focuses on Web Design and Web Development, and is small.
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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
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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
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
Ability to deliver
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
Ability to deliver
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
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 / 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.