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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$1,000+< $25 / hr2 - 9Dhaka, Bangladesh
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Bootware Technologies, a custom software development company, provide Custom Software Development and Web Development. They were founded in 2021.
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Undisclosed< $25 / hr2 - 9Galle, Sri Lanka
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Web development firm Webnifix was launched in 2020. The agency provides Web Development and Social Media Marketing, and is small.
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$1,000+< $25 / hr2 - 9
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Avitize Digital , a website development company, offer Web Development and E-Commerce Development. They were established in 2023.
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$10,000+$150 - $199 / hr2 - 9Waterloo, Canada
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Northsail Software is a website development company. The team is located in Waterloo, Canada, and their services include Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9Gurugram, India
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Heeko is a small e-commerce development firm launched in 2019. Their services include E-Commerce Development and Web Development.
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$10,000+$50 - $99 / hr10 - 49Vilnius, Lithuania
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Cybersecurity company Acrux Сyber Services was launched in 2015. The team provides Cybersecurity and Artificial Intelligence and is located in Vilnius, Lithuania.
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$1,000+< $25 / hr50 - 249Indore, India
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See all 1 projectsInnogent Technologies provides IT services, with a focus on Java development. Reviewers highlight the company's ability to deliver projects on time and emphasize their consistency and good value for cost. Overall, Innogent Technologies is recognized for aligning with client values and meeting project expectations effectively.
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$25,000+$50 - $99 / hr10 - 49Cleveland, OH
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Fancy Apps is a mobile application development firm. They are based in Cleveland, Ohio and have small team. They focus on Mobile App Development and UX/UI Design.
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$5,000+$25 - $49 / hr2 - 9Pachuca de Soto, Mexico
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Founded in 2018, Bliss DDM is a software development firm. The firm offers Custom Software Development and Mobile App Development, and is small.
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$1,000+$25 - $49 / hr10 - 49Lagos, Nigeria
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In Lagos, Nigeria, Harnix Tech is a small website development firm. Their services include Web Development and Search Engine Optimization.
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$1,000+$50 - $99 / hrFreelancerCochrane, Canada
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Launched in 2015, Bob The Web Page Builder is a small web design company in Cochrane, Canada. Their team provides Web Design and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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DG WEB FACTORY is a small web design agency headquartered in Houston, Texas. Their services include Web Design and Graphic Design.
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$25,000+$100 - $149 / hr50 - 249Southfield, MI
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Moncur is a branding company. The Southfield, Michigan-based team focuses on Branding and Web Development.
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$1,000+$50 - $99 / hr10 - 49New Taipei, Taiwan
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Radiyal, a website development company, is headquartered in New Taipei, Taiwan and Dhaka, Bangladesh. They focus on Web Development and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 1 projectsOmex Infotech specializes in Website Development, Web Design, and SEO optimization, delivering robust, scalable sites with modern designs and custom features. Reviews highlight their strong project management, timely delivery, and responsiveness to client needs. Clients appreciate their technical expertise, commitment to quality, and seamless blending of creativity and functionality, though some suggest more frequent updates and detailed documentation.
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$50,000+$100 - $149 / hr10 - 49Toronto, Canada
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Reflektor Digital is a web development company in Toronto, Canada and Sofia, Bulgaria. The team focuses on Web Development and UX/UI Design.
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$25,000+$25 - $49 / hr10 - 49
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See all 1 projectsDesuvit specializes in developing mixed reality games and utilizes technologies such as Microsoft and Azure. The company consistently delivers high-quality work ahead of schedule, with notable strengths in communication and cooperation. Clients appreciate Desuvit's effective project management and willingness to accommodate amendments, making them a reliable partner for complex projects.
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$1,000+< $25 / hr10 - 49
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See all 2 projectsM A Q Computer Services LLC | Web Designing Dubai specializes in Website Development and Search Engine Optimization (SEO). The reviews highlight the company's transparency, honesty, and effective communication, with significant results in increased web traffic and professional website design. Clients appreciate the team's expertise in Web Dev and SEO, ensuring a smooth and successful collaboration.
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$1,000+< $25 / hr10 - 49Noida, India
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Established in 2012, Digital Creative Solutions is a SEO company. The team specializes in Search Engine Optimization and Web Design and is based in Noida, India and Fremont, California.
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$1,000+< $25 / hr2 - 9
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AKM is a web development company based in Mumbai, India. Their services include Web Development and E-Commerce Development.
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$10,000+$25 - $49 / hr250 - 999Dubai, United Arab Emirates
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Headquartered in Dubai, United Arab Emirates, TNC Teams Consulting Services and Solutions is a Blockchain company. They specialize in Blockchain and Blockchain Marketing.
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$10,000+$25 - $49 / hr10 - 49Irvine, CA
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See all 1 projectsLinkosys offers comprehensive eCommerce development services, specializing in building and supporting websites for online retail businesses. The reviews highlight their professionalism, timely delivery, and 24/7 support as standout qualities, making them a reliable choice for clients. The consistent positive feedback underscores their excellent value for cost and effective project management.
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$50,000+Undisclosed10 - 49
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See all 1 projectsParshva provides comprehensive Website Development and Web Design services, specializing in creating web app MVPs using no-code tools like Bubble.io. Clients consistently praise Parshva for their responsive communication, strong business acumen, and ability to deliver functional web applications within tight timelines.
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$1,000+Undisclosed2 - 9Jundiaí, Brazil
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Digital Jungle is a website development firm. They were launched in 2018, and their services include Web Development and Advertising.
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$1,000+$25 - $49 / hr10 - 49
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Zillion IT Solutions , a web design agency, is headquartered in Kozhikode, India and Kochi, India. They offer Web Design and Web Development and were launched in 2005.
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$5,000+< $25 / hr1,000 - 9,999Hanoi, Vietnam
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Founded in 2017, CMC Global is an IT staff augmentation company. The firm offers IT staff augmentation and Custom Software Development, and is large.
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$1,000+$25 - $49 / hr10 - 49Agege, Nigeria
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In Agege, Nigeria, Jorion Technologies is a website development company. The team specializes in Web Development and E-Commerce Development.
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$1,000+$100 - $149 / hr10 - 49Hobart, Australia
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Jiffi Web Help is a web design company. They are located in Hobart, Australia, and their services include Web Design and Web Development.
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Undisclosed$50 - $99 / hr2 - 9Slate Hill, NY
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Global Pioneers is a Cybersecurity company established in 2014. The firm provides Cybersecurity and Web Development, and is small.
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$10,000+$25 - $49 / hr50 - 249Porto Alegre, Brazil
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Founded in 2010, RCA Digital is a midsize web development company. Their services include Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr50 - 249
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Samcom Technologies is a midsize e-commerce development company launched in 2007. Their services include E-Commerce Development and Web Development.
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$5,000+$25 - $49 / hr50 - 249
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Midsize custom software development firm Journeyhorizon, is based in. Their services include Custom Software Development and Web Development.
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$5,000+$100 - $149 / hr50 - 249Toronto, Canada
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The Blue Creative, a web design company, was launched in 2009. They focuses on Web Design and Web Development.
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$25,000+$25 - $49 / hr10 - 49Bengaluru, India
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See all 2 projectsWebure Technologies Private Limited specializes in providing app and IT services, including security enhancements and e-commerce portal development with automation. Reviews highlight the company's strong technical expertise, effective project management, and proactive communication. Clients appreciate their ability to deliver comprehensive solutions across various platforms and coding languages.
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Undisclosed< $25 / hr10 - 49
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See all 2 projectsCubicuz Solutions offers Website Development and Web Design services, delivering high-quality and innovative web programming solutions. Clients appreciate their cooperative staff, prompt communication, and adherence to timelines. Consistently praised for their impressive performance and creative designs, Cubicuz Solutions is noted for providing good value for cost and aligning well with client values.
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$1,000+$25 - $49 / hr10 - 49Hyderabad, India
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VAIKHARI DIGITAL is a social media marketing company. Based in Hyderabad, India, the firm was established in 2021. Their services include Social Media Marketing and Search Engine Optimization.
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$10,000+$150 - $199 / hr2 - 9
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Electric Studio is a web development company. They were established in 2005 and provide Web Development and Custom Software Development.
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$10,000+$100 - $149 / hr250 - 999Princeton, NJ
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Custom software development firm Sacdea Solutions, Inc is based in Princeton, New Jersey. They specialize in Custom Software Development and Mobile App Development.
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$1,000+$25 - $49 / hrFreelancer
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Jozzycodes is a web development company and web design company launched in 2024. The firm specializes in Web Development and Web Design, and is small.
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$1,000+$25 - $49 / hr2 - 9Cape Town, South Africa
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PrimeLogic is a small Cape Town, South Africa-based website development company. Their services include Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr50 - 249Houston, TX
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See all 1 projectsLogoLadz offers logo design, copyrighting, and website redesign services. The overall feedback indicates significant dissatisfaction with their project management, communication, and deliverables, describing issues such as high fees, inadequate project outcomes, and a lack of professionalism. Potential clients are advised to be cautious of their pricing and delivery claims.
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$10,000+$100 - $149 / hr10 - 49Lévis, Canada
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Established in 2020, Uroboro | Web Design is a small web design agency. Their team provides Web Design and Web Development.
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$1,000+< $25 / hr10 - 49Rawalpindi, Pakistan
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See all 1 projectsDevOcean Technologies offers comprehensive web development and design services, including UX/UI design and complete project execution. Reviews highlight their professionalism, commitment, and effective project management. Clients particularly appreciate their timely delivery and positive impact on project outcomes, making DevOcean Technologies highly recommended for web development projects.
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$1,000+$25 - $49 / hr10 - 49Jaipur, India
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FINEOUTPUT TECHNOLOGIES PRIVATE LIMITED is a web development firm founded in 2015. Their services include Web Development and E-Commerce Development.
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$5,000+$150 - $199 / hr10 - 49Oakland, CA
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LimeTech is a mobile app development firm headquartered in Oakland, California and Boston, Massachusetts. The team specializes in Mobile App Development and Web Development.
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$1,000+$100 - $149 / hr50 - 249
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Nexentis is an e-commerce development company founded in 2020. The midsize team offers E-Commerce Development and Low/No Code Development.
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$1,000+< $25 / hr10 - 49Gurugram, India
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See all 1 projectsGoMilestone is an India-based Pvt. Ltd IT company serving more than 200 clients in more than 10 countries across the globe. Our prime benchmark is providing authenticated and cost-effective IT
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$5,000+$25 - $49 / hr10 - 49Curitiba, Brazil
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Website development company Notis/us was launched in 2018. The agency provides Web Development and UX/UI Design, and is small.
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$5,000+$25 - $49 / hr10 - 49Bogotá, Colombia
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Kloustr Labs is a small application development firm. Launched in 2016, the team focuses on Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Headquartered in Vanadzor, Armenia, Code MIles is a web development firm. Launched in 2023, the team provides Web Development and API 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
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
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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
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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
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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
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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
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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
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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
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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
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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
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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
Ability to deliver
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
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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
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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.