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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$1,000+< $25 / hr2 - 9
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Azure Web Designs Pvt Ltd is a web development firm. Their small team is based in Himachal Pradesh, India. Their services include Web Development and Web Design.
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$5,000+$50 - $99 / hr2 - 9
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RKNN GmbH, a web development firm, was established in 2011. The firm offers Web Development and Mobile App Development.
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$5,000+Undisclosed10 - 49Yerevan, Armenia
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Small software development company IQsoft LLC, is located in Yerevan, Armenia. The team offers Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49Viborg, Denmark
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Web design agency Hjemmeside Design focuses on Web Design and Web Development. They are based in Viborg, Denmark.
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$1,000+$50 - $99 / hr2 - 9Medellín, Colombia
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See all 1 projectsKodexnetz provides website development services, particularly specializing in WooCommerce systems. The feedback emphasizes their methodical and efficient approach, excellent communication, and timely delivery. Clients appreciate their attention to detail, alignment with company values, and adherence to best practices in coding and project management.
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$5,000+$25 - $49 / hr10 - 49Mumbai, India
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Launched in 2019, WOLFx Digital Agency is a small Mumbai, India-based e-commerce development company. Their team specializes in E-Commerce Development and Web Development.
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$1,000+$25 - $49 / hr50 - 249
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GL infotech is a web development firm. Launched in 2008, the agency offers Web Development and Custom Software Development.
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$5,000+< $25 / hr50 - 249Chandigarh, India
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App development company DevelopTech IT Solutions PVT LTD was established in 2013. The midsize team specializes in Mobile App Development and Web Development.
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$1,000+< $25 / hr10 - 49Antananarivo, Madagascar
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SHAFT is a mobile app development firm. They focus on Mobile App Development and Web Development and were established in 2017.
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$25,000+< $25 / hr1,000 - 9,999Hanoi, Vietnam
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NTQ SOLUTION, a custom software development company, was launched in 2011. The company provides Custom Software Development and IT staff augmentation, and is large.
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$1,000+$25 - $49 / hr50 - 249Dhaka, Bangladesh
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HasThemes is a midsize web development firm headquartered in Dhaka, Bangladesh. Their services include Web Development and E-Commerce Development.
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$5,000+< $25 / hr50 - 249Bengaluru, India
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Launched in 2016, Arokee Online Solutions Pvt. Ltd is an user experience agency. The team focuses on UX/UI Design and Web Development and is based in Bengaluru, India.
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$5,000+$100 - $149 / hr2 - 9
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CMS Web Solutions is a web development firm launched in 2001. The company focuses on Web Development and Business Consulting, and is small.
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$5,000+Undisclosed10 - 49L'viv, Ukraine
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XLNT spaces is an IT staff augmentation company founded in 2010. The firm offers IT staff augmentation and E-Commerce Development.
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$1,000+$25 - $49 / hr2 - 9
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TYBWORK is a website development company. In Islamabad, Pakistan, the team focuses on Web Development and Branding.
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$1,000+$50 - $99 / hr10 - 49
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E-commerce development company Studio RAO specializes in E-Commerce Development and Web Development. They were launched in 2016.
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$10,000+$25 - $49 / hr50 - 249Hong Kong, Hong Kong
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See all 1 projectsHodfords specializes in developing comprehensive web and mobile applications tailored to complex, multi-jurisdictional requirements. The overall feedback from their reviews highlights their strong track record, impressive project management, and seamless integration with clients' business needs. Clients appreciate their problem-solving approach and responsiveness, which has led to significant growth and successful project outcomes.
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$5,000+Undisclosed2 - 9Mulgrave, Australia
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Branding firm Creative Nurds was founded in 2020. The firm specializes in Branding and Web Design.
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$10,000+$100 - $149 / hr10 - 49San Francisco, CA
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Oak2Media is a small web design company established in 2005. Their team specializes in Web Design and Web Development.
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$5,000+< $25 / hr10 - 49Kyiv, Ukraine
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Dagamma, a website development company, was founded in 2015. The firm offers Web Development and Web Design.
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$5,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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Codeep LLC is a Yerevan, Armenia-based software development company. The team offers Custom Software Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Capazyte is an app development firm in Karachi, Pakistan. The team specializes in Mobile App Development and Web Development.
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$10,000+$25 - $49 / hr10 - 49
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Crocoders is a software development company. Their small team is based in Kraków, Poland. Their services include Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49
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Webcoder is a website development company. Founded in 2017, the firm is based in Kharkiv, Ukraine. Their team provides Web Development and Custom Software Development.
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$10,000+$100 - $149 / hr10 - 49Jerusalem, Israel
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WITH LOVE INTERNET is a social media marketing firm. In Jerusalem, Israel, the company was founded in 2014. Their team focuses on Social Media Marketing and Web Development.
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$10,000+$50 - $99 / hr10 - 49Cape Town, South Africa
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Small e-commerce development company Dado, is in Cape Town, South Africa. The team offers E-Commerce Development and Web Development.
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$10,000+$50 - $99 / hr10 - 49T'bilisi, Georgia
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Milk & Cartoons is a web development company headquartered in T'bilisi, Georgia. They provide Web Development and Mobile App Development and were founded in 2009.
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Undisclosed$100 - $149 / hr10 - 49Sofia, Bulgaria
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Topvine Consulting OOD is a web development company. The team is in Sofia, Bulgaria, and their services include Web Development and Custom Software Development.
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$1,000+< $25 / hr10 - 49
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CLIXSTA is a small website development firm launched in 2016. Their team focuses on Web Development and Web Design.
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$1,000+$25 - $49 / hr10 - 49Miami, FL
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Located in Miami, Florida, Onyxer Digital is a small web design company. The team focuses on Web Design and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Website development firm FLUGGI GROUP is based in Namangan, Uzbekistan and Moskva, Russia. They focus on Web Development and UX/UI Design.
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$10,000+$25 - $49 / hr10 - 49L'viv, Ukraine
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Scelex is a custom software development firm. The L'viv, Ukraine-based company was launched in 2018. Their team provides Custom Software Development and Web Development.
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$1,000+$100 - $149 / hr10 - 49
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WEB ALTERNATIVE is a PPC company. Their small team is headquartered in Clearwater, Florida. Their services include Pay Per Click and Web Development.
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Undisclosed< $25 / hrFreelancerMumbai, India
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Founded in 2023, Coder29 is a small Mumbai, India-based website development company. Their team specializes in Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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Founded in 2007, Onlyplay is a Blockchain company. The team focuses on Blockchain and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Pereira, Colombia
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Proyectos y Soluciones T.I is a small custom software development company launched in 2020. Their services include Custom Software Development and Mobile App Development.
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$10,000+$50 - $99 / hr2 - 9
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SimpleIT is a custom software development firm located in Sarajevo, Bosnia and Herzegovina. Founded in 2022, the team provides Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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Santa Marta AB is an Ekerö, Sweden-based ERP consulting and SI company. They provide ERP consulting and SI and Custom Software Development and were established in 2021.
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$10,000+< $25 / hr10 - 49
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In Pune, India, Codeastu Technologies is a website development company. The team provides Web Development and Mobile App Development.
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$10,000+$50 - $99 / hr2 - 9Edinburgh, Scotland
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Launched in 2011, Katana is a web development company. The small team specializes in Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Closed is a website development company. Established in 2018, the team offers Web Development and Custom Software Development. The company is headquartered in Istanbul, Türkiye.
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$1,000+$25 - $49 / hr10 - 49
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TechCossacks is a website development company. They are based in Kyiv, Ukraine, and their services include Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr10 - 49Altamonte Springs, FL
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Established in 2009, The Designs Empire is a web design agency. The team offers Web Design and Web Development and is headquartered in Altamonte Springs, Florida.
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$5,000+$50 - $99 / hr2 - 9
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See all 1 projectsOutlyrs, LLC - Out of Business was a web development company specializing in web design and development projects. Review feedback highlights their exceptional customer service and quick project turnaround, with 100% of reviewers emphasizing these strengths. Their work was notably featured in a large DMA newspaper for its ease of use and effective mobile browsing design.
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Undisclosed$100 - $149 / hr2 - 9Knoxville, TN
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Hornsby Brand Design LLC is a branding agency founded in 2003. The firm focuses on Branding and Web Design.
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$5,000+$50 - $99 / hr10 - 49Koblenz, Germany
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Winning Solutions is a Koblenz, Germany-based web development firm. They specialize in Web Development and Web Design and were founded in 2015.
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UndisclosedUndisclosed10 - 49Berlin, Germany
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Jonas und der Wolf GmbH is a software development firm. The Berlin, Germany-based team specializes in Custom Software Development and Web Development.
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UndisclosedUndisclosed2 - 9Saint-Herblain, France
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AquilApp is a web development company. They are located in Saint-Herblain, France and have small team. They specialize in Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9
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Located in Vitoria, Brazil, MW7 Design is a web design company. They offer Web Design and Web Development.
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$1,000+$25 - $49 / hr50 - 249Hanoi, Vietnam
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Rikai Mind Jsc, a website development firm, is located in Hanoi, Vietnam. Founded in 2017, the team provides Web Development and Mobile App Development.
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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
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
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 -
$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
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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 -
$25,000+$25 - $49 / hr50 - 249Rickmansworth, England
Ability to deliver
38.9/40.019.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development20% JavaScript40% 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.