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 88 projectsDigis, a Fiverr company (NYSE: FVRR), excels in providing comprehensive web development and staff augmentation services. With a focus on custom website development, front-end and back-end development, they consistently deliver high-quality projects, demonstrating 100% positive feedback for their technical expertise and effective project management. Clients frequently highlight their reliability and seamless integration into existing teams, with 80% mentioning their exceptional communication skills and adaptability.
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$5,000+$25 - $49 / hr10 - 49Yerevan, Armenia
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Technologist , a small custom software development firm, is in Yerevan, Armenia. The team specializes in Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49Gandhinagar, India
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Doodosoft, a website development company, was founded in 2021. The team focuses on Web Development and UX/UI Design and is headquartered in Gandhinagar, India.
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$25,000+$25 - $49 / hr10 - 49
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ZFLOC TECHNOLOGIES, an app development company, was established in 2021. They provides Mobile App Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9
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See all 1 projectsWebgorgeous specializes in Website Development and Web Design, focusing on creating visually appealing and user-friendly eCommerce websites. Reviews highlight the company's efficiency, strong communication, and ability to meet client needs. Clients appreciate the value for cost and the team's capability to enhance online sales through effective Web Programming. Overall satisfaction is notably high, with no significant areas for improvement mentioned.
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UndisclosedUndisclosed10 - 49Rabat, Morocco
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Novitus, Agence web Rabat is a mobile application development company. Their team is headquartered in Rabat, Morocco and Rabat, Morocco and offers Mobile App Development and Web Development.
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$5,000+$25 - $49 / hr2 - 9Valencia, Spain
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Launched in 2015, WonderBits, a small custom software development company, is based in Valencia, Spain. Their team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Dulhapur Husainabad, India
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Qdient Enterprises is a small Dulhapur Husainabad, India-based web development firm. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Noida, India
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Based in Noida, India, Zivost Technologies is a mobile application development firm. The team provides Mobile App Development and Product Design.
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$1,000+$25 - $49 / hr2 - 9București, Romania
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Evdelo is a small app development company in București, Romania. The team provides Mobile App Development and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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Website development company Genex Software was established in 2022. Located in Lviv, Ukraine, the team focuses on Web Development and Custom Software Development.
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$1,000+$50 - $99 / hr2 - 9
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Redendron Media is a branding company. Founded in 2018, the firm provides Branding and Marketing Strategy.
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$5,000+$25 - $49 / hr10 - 49Marki, Poland
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GRUPA INSIGHT sp z o.o., a web development firm, was established in 2016. The firm provides Web Development and E-Commerce Development.
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$25,000+$100 - $149 / hr10 - 49
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Solid State Group is a small user experience company. They focus on UX/UI Design and Mobile App Development and were established in 2002.
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$25,000+$50 - $99 / hr10 - 49Bari, Italy
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Apuliasoft, a small web development company, is in Bari, Italy. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsAt JMS Technologies Inc, we design and build high-performance web and mobile applications that help startups and enterprises scale faster and smarter. Founded by Joel Maria, a Senior Full Stack
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$10,000+$100 - $149 / hr50 - 249McLean, VA
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EWay Corp is a cloud consulting & SI company. They were established in 2007 and focus on cloud consulting & SI and Web Development.
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$1,000+< $25 / hr50 - 249Chennai, India
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BlazeDream Technologies is a Digital Strategy company. The midsize Chennai, India-based team focuses on Digital Strategy and Mobile App Development. The agency was founded in 1999.
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$25,000+$25 - $49 / hr50 - 249Kochi, India
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Toobler, a custom software development firm, is headquartered in Kochi, India and India. The team focuses on Custom Software Development and Mobile App Development.
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$5,000+Undisclosed2 - 9
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TRAVLRD LLC is a SEO services firm. The agency is located in Sheridan, Wyoming. Their team offers Search Engine Optimization and Web Development.
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$10,000+$25 - $49 / hr1,000 - 9,999București, Romania
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IT staff augmentation company HN Services was established in 1983. The team provides IT staff augmentation and Custom Software Development and is headquartered in București, Romania.
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$5,000+$100 - $149 / hr2 - 9London, England
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InFact Digital Co-operative, a web design company, was launched in 2017. Headquartered in London, England, the team focuses on Web Design and Web Development.
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$100,000+Undisclosed50 - 249San Francisco, CA
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Launched in 2000, Carbon Five is a custom software development company. Their team specializes in Custom Software Development and Mobile App Development.
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UndisclosedUndisclosed1,000 - 9,999
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See all 1 projectsThe Well - Creative Consultants Inc., a company focused on web development and backend solutions, received wholly negative feedback from this reviewer, who indicated dissatisfaction with the service and communication. The engagement had a significant detrimental impact on the client's business, with unresolved issues and an incomplete website, leading the client to not recommend The Well for web development projects.
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$1,000+Undisclosed10 - 49
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REEL UNLIMITED is a web design company. Their small team of employees is located in San Francisco, California and Acton, Canada. Their team focuses on Web Design and Web Development.
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Undisclosed$50 - $99 / hr10 - 49
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Mgn Co.,Ltd is a website development company. Located in Shinjuku City, Japan, the company focuses on Web Development and IT managed services.
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$10,000+< $25 / hr10 - 49Giza, Egypt
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BitBang is a custom software development company. The Giza, Egypt-based agency was founded in 2019. Their team focuses on Custom Software Development and Mobile App Development.
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$1,000+$50 - $99 / hr2 - 9Downers Grove, IL
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Small web design company and web development firm Horizons Digital Studio, is headquartered in Downers Grove, Illinois. The team offers Web Design and Web Development.
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Undisclosed$25 - $49 / hr10 - 49Rivne, Ukraine
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Established in 2007, Div-Art is a website development company. The small team focuses on Web Development and Mobile App Development.
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$5,000+$100 - $149 / hr10 - 49Langenfeld (Rheinland), Germany
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Onveda is a website development firm located in Langenfeld (Rheinland), Germany. The team offers Web Development and E-Commerce Development.
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$5,000+$200 - $300 / hr10 - 49Karachi, Pakistan
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StackWeavers is a website development firm. The Karachi, Pakistan-based team provides Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr50 - 249Madurai, India
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Pixel Web Solutions is a software development company. Established in 2012, the company specializes in Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49Dhaka, Bangladesh
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See all 1 projectsOverview CreativeSense is a global digital service agency specializing in delivering innovative and results-driven solutions for businesses of all sizes. With a focus on Web Development, Mobile App
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$1,000+$25 - $49 / hr50 - 249Noida, India
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MageGuru is a midsize Noida, India-based e-commerce development firm and website development firm. The team focuses on E-Commerce Development and Web Development.
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$10,000+$25 - $49 / hr50 - 249Kilburn, Australia
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Vigilant Software is a web design agency. The Kilburn, Australia-based company was established in 2007. Their services include Web Design and Web Development.
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$5,000+$25 - $49 / hr10 - 49
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LLC "Soft Generation" is an e-commerce development company founded in 2014. Their services include E-Commerce Development and Web Development.
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Undisclosed< $25 / hr50 - 249Da Nang, Vietnam
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DS Solution Vietnam is a web development company. They provide Web Development and Custom Software Development and are headquartered in Ha Noi, Vietnam and Da Nang, Vietnam.
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$1,000+$25 - $49 / hr10 - 49Cairo, Egypt
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GenTech is a software development company. They provide Custom Software Development and Web Development and were launched in 2019.
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Undisclosed$25 - $49 / hr2 - 9Poznań, Poland
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See all 1 projectsCappibara provides Website Development and IT support services, specializing in the development of WordPress websites and custom learning platforms. Clients commend Cappibara for their flexibility, responsiveness, and effective project management. The company demonstrates a strong ability to accurately implement client designs and ideas, maintaining clear communication and adaptability throughout the project lifecycle.
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$1,000+$50 - $99 / hr2 - 9Sacramento, CA
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2Leaf Web Development is a web development firm. The company is in Sacramento, California and Santa Barbara, California. Their team specializes in Web Development and Web Design.
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$50,000+$100 - $149 / hr10 - 49Chicago, IL
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Aplyca is a Chicago, Illinois-based web development company. Established in 2005, the team offers Web Development and E-Commerce Development.
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$10,000+$50 - $99 / hr10 - 49Cercado de Lima, Peru
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Funciton. Is a website development firm. They are located in Cercado de Lima, Peru and have small team of experts. Their services include Web Development and Mobile App Development.
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$1,000+$50 - $99 / hr10 - 49St Kilda, Australia
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Websites Au is a SEO company. Established in 2017, the agency is based in St Kilda, Australia. Their team offers Search Engine Optimization and Web Design.
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$1,000+$100 - $149 / hr10 - 49Lahore, Pakistan
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See all 1 projectsBluelinks Agency offers comprehensive Website Development, Web Design, and Online Development services. The agency is praised for its excellent communication, adherence to timelines, and ability to deliver responsive websites and effective social media campaigns. Clients appreciate their competitive pricing and alignment with company values, noting significant improvements in Google ranking and client acquisition through social media.
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$10,000+$100 - $149 / hr50 - 249Shanghai, China
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Wiredcraft is an user experience design company founded in 2009. The team provides UX/UI Design and Mobile App Development and is based in Shanghai, China and Paris, France.
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$1,000+< $25 / hr10 - 49Jaipur, India
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See all 1 projectsEMIAC TECHNOLOGIES PRIVATE LIMITED specializes in enhancing social media presence, SEO optimization, and website development. Reviews highlight the company’s effectiveness in expanding organic reach, creating SEO-friendly content, and maintaining responsive communication. Clients appreciate their quick responses, comprehensive explanations, and the significant improvements in website authority and audience engagement.
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$50,000+$150 - $199 / hr10 - 49Wichita, KS
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Howerton+White is a Marketing Strategy company in Wichita, Kansas. They provide Marketing Strategy and Web Development and were founded in 2002.
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Undisclosed$25 - $49 / hr10 - 49Kochi, India
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InnoMind Technologies is a custom software development company. Their team is in Kochi, India and specializes in Custom Software Development and Mobile App Development.
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$10,000+$100 - $149 / hr10 - 49Irvine, CA
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Devise Interactive is a software development firm established in 2014. Their team offers Custom Software Development and UX/UI Design.
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$5,000+$200 - $300 / hr10 - 49Auckland, New Zealand
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Zyber, an UX company, was launched in 2009. The agency specializes in UX/UI Design and E-Commerce Development.
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$10,000+$100 - $149 / hr10 - 49London, England
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Launched in 2020, Cloudini is a cloud consulting & SI company. The team provides cloud consulting & SI and IT staff augmentation.
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Get My MatchesWhy Trust Clutch
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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
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39/40.019.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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39.1/40.019.8/20 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
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% 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 -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% 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 -
$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 -
$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 -
$1,000+< $25 / hr250 - 999Boston, MA
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% 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
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39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
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36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% 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 -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
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38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development25% JavaScript80% 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 -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.5/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249Chelsea, Australia
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
36.5/40.019.2/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% 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+$100 - $149 / hr50 - 249Cypress, CA
Ability to deliver
36.2/40.018.2/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
100% Web Development40% JavaScript
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.