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 / hr10 - 49Tambon Pa Daet, Thailand
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CNXDevSoft, a web development company, was launched in 2020. They provides Web Development and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49
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VKTechno Solutions Pvt Ltd, a web development firm and app development firm, was established in 2021. The firm specializes in Web Development and Mobile App Development, and is small.
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$5,000+$25 - $49 / hr10 - 49Brașov, Romania
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Monkster Tech is a software development firm. They provide Custom Software Development and Mobile App Development and were established in 2022. The agency is located in Brașov, Romania.
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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Techaronic IT Solutions Pvt Ltd is a web development company. The team provides Web Development and Mobile App Development, and the agency is in Ahmedabad, India.
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$5,000+$25 - $49 / hr10 - 49T'bilisi, Georgia
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Established in 2017, GELIOS team is an IoT development company. The team offers IoT development and Web Development.
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$5,000+< $25 / hr10 - 49Indore, India
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Audacious Techiegent Pvt. Ltd. Is a web development company. The small Indore, India-based team offers Web Development and Mobile App Development. The agency was established in 2022.
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$1,000+$25 - $49 / hr10 - 49Bhopal, India
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Web development company KNIGHTFOX INFOTECH PVT. LTD. Was launched in 2021. The firm provides Web Development and E-Commerce Development.
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$1,000+< $25 / hr10 - 49Gurugram, India
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Based in Gurugram, India and New York, New York, CodeChavo is a small website development company. The team offers Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Abbottabad, Pakistan
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Triox, a small web development firm, is in Abbottabad, Pakistan. Their services include Web Development and Web Design.
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$10,000+$100 - $149 / hr10 - 49Aventura, FL
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X2Y.DEV is an user experience agency and website development company. They specialize in UX/UI Design and Web Development and were established in 2017. The company is located in Aventura, Florida.
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Undisclosed< $25 / hr10 - 49Hyderabad, India
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Established in 2022, Hungry Bird IT Consulting Services Private Limited is a small Hyderabad, India-based web design company. Their services include Web Design and cloud consulting & SI.
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$1,000+< $25 / hr10 - 49
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Social media marketing company Pilotlab Technologies is headquartered in New York, New York. Founded in 2015, the team focuses on Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49
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Startdelite, an user experience design agency, provide UX/UI Design and Graphic Design. They were founded in 2023.
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$5,000+< $25 / hr10 - 49
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Attraxia is a Tallinn, Estonia-based IT staff augmentation company. The team specializes in IT staff augmentation and Web Development.
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$75,000+$25 - $49 / hr10 - 49Mississauga, Canada
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User experience agency SPARKLEX TECHNOLOGIES INC was founded in 2022. The team specializes in UX/UI Design and IT strategy consulting and is based in Mississauga, Canada.
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$1,000+$25 - $49 / hr10 - 49Nugegoda, Sri Lanka
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In Nugegoda, Sri Lanka and Sri Jayawardenepura Kotte, Sri Lanka, Epitcore is a small web development company. The team specializes in Web Development and Custom Software Development.
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$1,000+$100 - $149 / hr10 - 49Milwaukee, WI
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JRG Agency, a web design agency, is located in Milwaukee, Wisconsin and Nashville, Tennessee. The team offers Web Design and Web Development.
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$1,000+< $25 / hr10 - 49
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Small user experience design company The Superior Sol, is based in Lahore, Pakistan and Dellas, Texas. Their services include UX/UI Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49Navi Mumbai, India
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Established in 2024, Zyntric Tech Pvt Ltd is a small web development company located in Navi Mumbai, India. Their team specializes in Web Development and API Development.
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Undisclosed< $25 / hr10 - 49
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TekLume is an user experience design company. Based in Sikar, India, the agency was founded in 2024. Their services include UX/UI Design and cloud consulting & SI.
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$1,000+$25 - $49 / hr10 - 49MadniTown, Pakistan
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Codebotx is a website development firm in MadniTown, Pakistan and MadniTown, Pakistan. Launched in 2023, the team specializes in Web Development and Mobile App Development.
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$10,000+Undisclosed10 - 49
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Greentech Solutions is a software development company. Located in Astana, Kazakhstan, the team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Columbus, OH
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Zibreel Tech is a web development company established in 2015. Their services include Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49Yerevan, Armenia
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Gateway Solutions, a web development company, was established in 2025. The team offers Web Development and Mobile App Development and is in Yerevan, Armenia.
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$25,000+$100 - $149 / hr10 - 49Lauderhill, FL
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Established in 2018, Design Develop Now, Inc. Is a small Lauderhill, Florida-based software development company. Their team specializes in Custom Software Development and AR/VR development.
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$1,000+< $25 / hr10 - 49Vadodara, India
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See all 1 projectsKriday Technologies is a next-generation IT solutions provider, committed to transforming ideas into powerful digital experiences. We specialize in delivering custom software development, web
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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SEO services firm SEOviser was launched in 2010. The team offers Search Engine Optimization and Web Development.
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$1,000+$100 - $149 / hr10 - 49Nashua, NH
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Founded in 1994, MarketReach, Inc. Is a graphic design agency. The agency provides Graphic Design and Content Marketing, and is small.
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$10,000+$50 - $99 / hr250 - 999Gdynia, Poland
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JIT Solutions, a software development company, was launched in 2010. The agency offers Custom Software Development and IT staff augmentation, and is midsize.
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$25,000+$50 - $99 / hr250 - 999San Pedro Garza García, Mexico
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Founded in 2010, Isita LLC is a midsize Austin, Texas-based IT staff augmentation company. Their services include IT staff augmentation and Custom Software Development.
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$1,000+< $25 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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Caresort Solutions Pvt. Ltd is an app development firm. The firm is headquartered in Sahibzada Ajit Singh Nagar, India and Cedar City, Utah. Their team offers Mobile App Development and Web Design.
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$10,000+$25 - $49 / hr10 - 49Olesno, Poland
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Launched in 2015, Digital Holding is an e-commerce development firm. The team focuses on E-Commerce Development and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9Ampelokipi, Greece
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Website development company PSDgator is in Ampelokipi, Greece. Established in 2005, the team provides Web Development.
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$1,000+$50 - $99 / hr2 - 9Cheltenham, England
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Practically.io is a small web development company. Launched in 2006, the team provides Web Development and Web Design.
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$5,000+$50 - $99 / hr2 - 9Eningen unter Achalm, Germany
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T3 Premium Webagentur is a web development firm. Based in Eningen unter Achalm, Germany, the team focuses on Web Development and UX/UI Design.
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$5,000+$50 - $99 / hr50 - 249Surat, India
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Global unity outsource, a Digital Strategy company, was established in 2021. The team specializes in Digital Strategy and Web Design.
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$1,000+$25 - $49 / hr10 - 49Ikeja, Nigeria
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See all 1 projectsEdmoss Global Limited offers Website Development and Web Design services, specializing in creating professional and easily updatable websites. The overall feedback highlights their reliability, effective communication, and the significant increase in traffic post-launch, indicating successful project outcomes.
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$10,000+$50 - $99 / hr2 - 9
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Software development company PlanB Sistemas provides Custom Software Development and Web Development. They are headquartered in San Andres de Giles, Argentina.
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$1,000+$25 - $49 / hr10 - 49Sheridan, WY
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In Sheridan, Wyoming, Coldespy - Digital Marketing Agency LLC is a small SEO services firm. The team focuses on Search Engine Optimization and Web Design.
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$5,000+< $25 / hr50 - 249Bengaluru, India
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See all 4 projectsChromosis Technologies Pvt Ltd excels in Website Development, Web Programming, and custom software solutions. Their reviews highlight strong project management, technical expertise, and a deep understanding of client requirements. Clients consistently praise their transparent communication, work ethics, and flexibility in accommodating additional requests.
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$1,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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Vcana Global is a web development company. Their team is based in Middletown, Delaware and Sahibzada Ajit Singh Nagar, India. The firm focuses on Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9
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Amber Wolf Studios is a branding agency established in 2011. The company specializes in Branding and Web Design, and is small.
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$5,000+< $25 / hr10 - 49Jodhpur, India
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Lucid Outsourcing Solutions Pvt Ltd is a web design agency. The small Jodhpur, India-based team offers Web Design and IT strategy consulting. The company was launched in 2013.
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Undisclosed< $25 / hr2 - 9
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See all 1 projectsAI Global offers comprehensive services including app optimization, full-stack development, cross-platform compatibility, and UI/UX design. The reviews highlight AI Global's commitment to timely project delivery, effective communication, and a client-centric approach, ensuring solutions align with clients' overall vision. Notably, they are praised for their holistic approach, innovative solutions, and attention to detail, although improvements in communication and documentation were suggested.
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$1,000+$50 - $99 / hr2 - 9
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See all 1 projectsKomola Digital specializes in improving page quality, brand building, and optimizing ad spend for e-commerce businesses. Reviews highlight their expertise, particularly in achieving a 400% ROAs and significantly increasing customer lifetime value. Clients appreciate their detailed project plans, effective communication, and specialized focus, although some believe their services are priced too low for the value provided.
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$1,000+$100 - $149 / hr2 - 9
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See all 1 projectsTurnUpHosting Web Services LLC specializes in Web Development and hosting services, providing reliable, high-performance solutions with robust security features. Reviews highlight their user-friendly control panel, excellent customer support, and competitive pricing. The company is praised for its commitment to customer satisfaction and seamless scalability, though there is room for improvement in user resources and flexible payment options.
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See all 1 projectsAppSage offers comprehensive Website Development services, including front-end and back-end development, along with app development. The overall feedback highlights AppSage’s responsiveness, timely delivery, and ability to drive more traffic and customers to websites, making them a valuable partner for web programming and online development projects.
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$1,000+< $25 / hr10 - 49Indore, India
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Mind Infoservices P Ltd is a web development company launched in 2011. The team provides Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49
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See all 2 projectsLamp Programming specializes in Website Development and Web Design, delivering services such as creating responsive and functional websites for diverse clients. Overall feedback highlights their timely project completion, effective communication, and friendly collaboration. Lamp Programming consistently provides high-quality web development solutions, ensuring customer satisfaction and aligning with client values.
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$5,000+$100 - $149 / hr10 - 49
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Imagio Creations is an UX agency launched in 2018. The small team focuses on UX/UI Design and Custom Software 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
Ability to deliver
39.4/40.019.6/20 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
Ability to deliver
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
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 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% 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
Ability to deliver
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 -
$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 / hr1,000 - 9,999Plano, TX
Ability to deliver
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 - 249Long Beach, 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.