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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$5,000+$100 - $149 / hr2 - 9Alba Iulia, Romania
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IT strategy consulting company WhiteCity Code was founded in 2017. The small team focuses on IT strategy consulting and cloud consulting & SI.
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$1,000+$25 - $49 / hr2 - 9Villa Ballester, Argentina
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NotSociety is a software development firm. The firm is based in Villa Ballester, Argentina. Their services include Custom Software Development and Web Development.
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$1,000+Undisclosed2 - 9Split, Croatia
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Insieme is a web design agency. Based in Split, Croatia, the team provides Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9Odesa, Ukraine
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Diol-studio is a web development firm founded in 2017. The agency provides Web Development and UX/UI Design, and is small.
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$1,000+$25 - $49 / hr2 - 9Kaunas, Lithuania
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Launched in 2018, Meevly, a small website development company, is in Kaunas, Lithuania. Their team offers Web Development and Custom Software Development.
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UndisclosedUndisclosed2 - 9Rajshahi, Bangladesh
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E-commerce development company Realwebcare is in Rajshahi, Bangladesh. Established in 2015, the team focuses on E-Commerce Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Kolkata, India
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Small graphic design agency RSDigitX Informatics Pvt. Ltd, is headquartered in Kolkata, India. Their services include Graphic Design and Cybersecurity.
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$1,000+$25 - $49 / hr50 - 249
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Digital Auxilius is a web development company. Based in Southfield, Michigan, their team provides Web Development and Search Engine Optimization.
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$10,000+$100 - $149 / hr10 - 49Dhaka, Bangladesh
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Valkyrie IT Limited is an user experience design agency established in 2021. The agency specializes in UX/UI Design and Product Design, and is small.
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$1,000+< $25 / hr10 - 49Dhaka, Bangladesh
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Tanmoy Biswas is a Dhaka, Bangladesh-based web development firm. The team provides Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr10 - 49
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Established in 2015, ASR HOUSE is a small Islamabad, Pakistan-based software development company. Their team focuses on Custom Software Development and E-Commerce Development.
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$1,000+$25 - $49 / hr10 - 49Kharkiv, Ukraine
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Seanetix is a website development firm. The company is located in Kharkiv, Ukraine. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Kochi, India
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Small web design agency Komodo Innovations, is in Kochi, India. Their services include Web Design and Web Development.
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Undisclosed$50 - $99 / hr2 - 9Zagreb, Croatia
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4APP SOLUTION, a website development firm, was established in 2015. The team focuses on Web Development and Mobile App Development and is based in Zagreb, Croatia.
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$5,000+$25 - $49 / hr2 - 9Rawalpindi, Pakistan
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CODIFFY is a website development company in Rawalpindi, Pakistan. Their services include Web Development and Web Design.
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$1,000+$150 - $199 / hr2 - 9Kolkata, India
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EventStub is a small website development firm in Kolkata, India. The team offers Web Development and Branding.
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$5,000+Undisclosed2 - 9Auckland, New Zealand
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Founded in 2008, System 7, a small web development firm, is based in Auckland, New Zealand. Their services include Web Development and Other Digital Marketing.
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$5,000+$50 - $99 / hr2 - 9Montpellier, France
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HEXIUM is a web development company established in 2020. The team offers Web Development and Mobile App Development and is based in Montpellier, France.
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$5,000+$100 - $149 / hr2 - 9Waxhaw, NC
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BlurFactor New Media, LLC is a web design agency in Waxhaw, North Carolina. Founded in 1998, the team focuses on Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr2 - 9Accra, Ghana
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Maxibern is a web development company. The team focuses on Web Development and is based in Accra, Ghana and Cleveland, Ohio.
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$1,000+$25 - $49 / hr2 - 9
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Web development company iDev was founded in 2017. The agency specializes in Web Development and Mobile App Development, and is small.
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$1,000+< $25 / hr2 - 9Sylhet, Bangladesh
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Ab Nahid Agency is a website development company founded in 2023. In Sylhet, Bangladesh, the team offers Web Development and Search Engine Optimization.
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$1,000+$100 - $149 / hr2 - 9Nicosia, Cyprus
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Established in 2024, Apex Labs AI is a website development firm. Their services include Web Development and Generative AI.
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$25,000+$150 - $199 / hr10 - 49New York, NY
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See all 1 projectsKomdigit Agency provides comprehensive SEO and consulting services, including keyword research, onsite and offsite optimization, content creation, and link building. Reviews highlight significant improvements in organic traffic and site engagement, with clients praising their industry insights and agile project management. Some suggested enhancements include incorporating more targeted keywords and extending article lengths.
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$1,000+$25 - $49 / hr10 - 49New Delhi, India
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See all 1 projectsWeb Click India offers services in Website Development and Web Design, focusing on creating and promoting websites. Overall feedback indicates significant dissatisfaction due to poor performance and lack of responsiveness, with clients experiencing minimal progress and unmet promises. The recurring theme across the reviews suggests that potential clients should exercise caution.
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$1,000+$100 - $149 / hr2 - 9Oakville, Canada
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SofTx Innovations Inc is an AI company. Located in Oakville, Canada, the team provides Artificial Intelligence and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9Vilanova del Camí, Spain
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Established in 2019, Convierte web LLC is a SEO agency. In Vilanova del Camí, Spain and Toluca de Lerdo, Mexico, the team focuses on Search Engine Optimization and Web Design.
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$25,000+$100 - $149 / hr10 - 49Shibuya, Japan
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Netwise is a small Shibuya, Japan-based Email Marketing company. The team provides Email Marketing and Search Engine Optimization.
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$25,000+$25 - $49 / hr10 - 49
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Located in Dnipro, Ukraine, High Score Labs is an IT managed services company. They specialize in IT managed services and IT strategy consulting.
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$1,000+$50 - $99 / hr10 - 49Dhaka, Bangladesh
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Egalpix is a small user experience design agency based in Dhaka, Bangladesh. Their services include UX/UI Design and Video Production.
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$1,000+$50 - $99 / hr10 - 49Belgrade, Serbia
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Studio Direction is a web design agency. They were founded in 2019, and their services include Web Design and UX/UI Design.
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$1,000+< $25 / hr10 - 49
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WesternDeal Web Solution, a web design company, was established in 2009. The firm specializes in Web Design and Custom Software Development, and is small.
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$1,000+$25 - $49 / hr10 - 49Navi Mumbai, India
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Social media marketing firm Semtitans Digital Pvt Ltd is located in Navi Mumbai, India. The team offers Social Media Marketing and Email Marketing.
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$5,000+$100 - $149 / hr2 - 9Paris, France
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Website development company Agence Web CoherActio was established in 2008. The company provides Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49Chennai, India
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Spider India, an application development firm, is based in Chennai, India. They specialize in Mobile App Development and E-Commerce Development.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 1 projectsTripearlsoft Private Limited specializes in Web Development and Web Design, delivering creative solutions tailored to client needs. Reviews highlight their clear communication, personal support, and timely delivery. Clients appreciate the high-quality work and alignment with company values, making them a reliable partner for online development and web programming projects.
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$10,000+$150 - $199 / hr10 - 49Markham, Canada
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Convergine Corp. Is a website development company. Their team is in Markham, Canada. The agency focuses on Web Development and Web Design.
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$5,000+$50 - $99 / hr10 - 49Euless, TX
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See all 5 projectsIntuitia is a design-driven digital agency specializing in UI/UX, web design, and development. We craft intuitive digital experiences that seamlessly blend creativity with functionality. With
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$5,000+$25 - $49 / hr10 - 49Amsterdam, Netherlands
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Selego is a website development firm. They are located in Amsterdam, Netherlands. Their team offers Web Development and Product Marketing.
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$10,000+$25 - $49 / hr10 - 49Mumbai, India
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The Fast Way, a website development company, was launched in 2019. The small team focuses on Web Development and cloud consulting & SI.
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$1,000+< $25 / hr1,000 - 9,999New Delhi, India
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See all 116 projectsProbey Services is a comprehensive web development company specializing in creating secure, user-friendly platforms tailored to client needs, such as custom website development and full-stack web development. Reviewers consistently praise their attentive project management and ability to meet deadlines, with 100% reporting positive outcomes, including increased engagement and streamlined workflows. Their responsive designs and strategic insights make them a preferred choice for businesses seeking effective online solutions.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Established in 2016, Mass infoline is an application development firm. The team specializes in Mobile App Development and Graphic Design.
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$1,000+< $25 / hr2 - 9Surat, India
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Solution Squares is an application development company established in 2019. The small team focuses on Mobile App Development and Web Development.
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$10,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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See all 1 projectsInnovations for Business provides competitor analysis, target audience analysis, design, and prototyping services, primarily for eLearning platforms. Clients appreciate their unique, time-saving approaches and clear communication, noting that they stay on schedule despite managing multiple projects simultaneously. The team's passion and innovative practices, such as clickable user flow diagrams, are particularly valued.
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$1,000+$50 - $99 / hr10 - 49Lahore, Pakistan
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Code Aligned is a website development firm. They are based in Lahore, Pakistan and have small team. They specialize in Web Development and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Buenos Aires, Argentina
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FriWi is a Blockchain company. They are based in Buenos Aires, Argentina and have small team of experts. Their services include Blockchain and Web Development.
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$1,000+< $25 / hr10 - 49
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Softwhere, an application development firm, focuses on Mobile App Development and Web Development. The firm is headquartered in Tashkent, Uzbekistan.
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$5,000+$150 - $199 / hr10 - 49
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Softab is a small UX company launched in 2018. Their services include UX/UI Design and Mobile App Development.
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$1,000+$50 - $99 / hr250 - 999Mississauga, Canada
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Soarware Labs is a Mississauga, Canada-based custom software development company. They offer Custom Software Development and Web Development and were launched in 2020.
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$5,000+$50 - $99 / hr10 - 49Surat, India
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Established in 2012, Mindbox LLP, a small custom software development company, is located in Surat, India. Their team specializes in Custom Software Development and UX/UI Design.
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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
Ability to deliver
38.5/40.019.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Web Development60% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.7/40.019.4/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, India
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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
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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
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
Ability to deliver
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.