Top JavaScript Developers
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Featured
What are Featured Providers?
$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 - $49 / hr2 - 9Tampa, FL
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Launched in 2021, 360pixeldesign is a small software development firm. Their team offers Custom Software Development and Mobile App Development.
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Undisclosed< $25 / hr2 - 9
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G9 Studios Pvt Ltd is an IT managed services company headquartered in Pune, India. They offer IT managed services and Web Development.
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UndisclosedUndisclosed2 - 9
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OrganiCode, an API Development company, offers API Development and Custom Software Development. The agency is in Vereeniging, South Africa.
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$1,000+< $25 / hr2 - 9
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Application development firm Technologia Infotech is headquartered in Surat, India. The team focuses on Mobile App Development and Custom Software Development.
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$1,000+< $25 / hr2 - 9
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Launched in 2023, 360Solutions is a small web design agency located in Lahore, Pakistan. Their team specializes in Web Design and UX/UI Design.
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$1,000+< $25 / hr2 - 9
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CodeX2D is a web design company headquartered in Indore, India. Their services include Web Design and Architectural Design.
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$1,000+$25 - $49 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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See all 30 projectsBytecode Technologies specializes in custom website development and full-stack web development, particularly with Shopify. The company receives high praise for its technical expertise, responsiveness, and punctuality, with approximately 90% of reviews highlighting their effective communication and timely delivery. Clients appreciate their personal approach and value for cost, consistently noting improved web performance and conversion outcomes.
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$10,000+$25 - $49 / hr50 - 249Parkland, FL
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See all 10 projectsIncredible Visibility Inc. is a web development company specializing in custom website development, front-end and back-end development, and web application development. Across the reviews, clients highlight their expertise in diverse technologies, proactive communication, and impressive project management. With 100% positive feedback, clients commend their ability to deliver projects on time and their strategic insight, contributing to successful and impactful web presence enhancements.
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$5,000+< $25 / hr50 - 249
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See all 1 projectsBariTechSol is a software development company specializing in providing comprehensive development services for ecommerce and logistics platforms. The reviews reflect a strong emphasis on their ability to integrate seamlessly with in-house teams, deliver consistently on tight deadlines, and adapt to new technologies. The company has proven to be a reliable long-term partner, with clients expressing 100% satisfaction with their performance and growth.
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$1,000+$50 - $99 / hr50 - 249
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See all 1 projectsApps Nova is a web development company specializing in creating professional, device-compatible websites. They have been praised for their innovative web development solutions, with 100% of reviews highlighting their ability to meet client expectations and enhance audience engagement. Clients particularly appreciate their responsive project management and exceptional value for cost.
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UndisclosedUndisclosedFreelancerGreenwich, CT
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Located in Greenwich, Connecticut, Westchester-Webmaster.com is a small website development firm. The team provides Web Development and Search Engine Optimization.
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$5,000+$50 - $99 / hrFreelancer
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Gideon Grossman is a software development company. Their small team is located in San Diego, California. Their services include Custom Software Development and Web Design.
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UndisclosedUndisclosedFreelancer
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Dan Neamtu, a small web design agency, is based in. Their services include Web Design and Web Development.
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UndisclosedUndisclosedFreelancerSheffield S2 5HQ, England
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MT Web Design is a web design company. In Sheffield S2 5HQ, England, their small team focuses on Web Design and Web Development. The company was established in 2016.
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UndisclosedUndisclosedFreelancer
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Based in Bari, Italy, Davide Ladisa is a small web development company. The team specializes in Web Development and Web Design.
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UndisclosedUndisclosedFreelancerBari, Italy
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Roberto Antonacci Comunicazione is a web design agency founded in 2002. The team offers Web Design and Web Development and is in Bari, Italy.
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$5,000+< $25 / hrFreelancer
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In Ahmedabad, India, Wembley Techosoft is a web development firm. Their services include Web Development and Mobile App Development.
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UndisclosedUndisclosedFreelancerTucson, AZ
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Website development firm Big Sun Design was launched in 2017. The small team offers Web Development and Branding.
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$1,000+< $25 / hrFreelancer
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Web design company Designomad is based in Ahmedabad, India. They provide Web Design and Web Development.
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$1,000+$50 - $99 / hrFreelancer
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Established in 2023, Trivious is a small Indore, India-based mobile application development company. Their team provides Mobile App Development and Web Development.
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$1,000+$50 - $99 / hrFreelancer
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Founded in 2019, Dazzle Commerce is a small Texas City, Texas-based SEO agency. Their services include Search Engine Optimization and Social Media Marketing.
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UndisclosedUndisclosed50 - 249Cebu City, Philippines
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Xsolus, a web design company, is headquartered in Cebu City, Philippines. The team focuses on Web Design and UX/UI Design.
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$1,000+$150 - $199 / hr50 - 249Dubai, United Arab Emirates
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Founded in 2017, AdaptsMedia is a SEO services firm. Headquartered in Dubai, United Arab Emirates and Gurugram, India, the team specializes in Search Engine Optimization and Web Development.
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$5,000+$100 - $149 / hrFreelancer
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Solon Media Group LLC is a website development company. In Dallas, Texas, their small team provides Web Development and Web Design. The firm was founded in 2020.
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$1,000+$25 - $49 / hrFreelancerBrossard, Canada
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Devbob is a Digital Strategy company headquartered in Brossard, Canada. They provide Digital Strategy and Social Media Marketing and were launched in 2021.
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UndisclosedUndisclosed50 - 249Cincinnati, OH
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AO GenTech is a custom software development firm. Established in 2018, the company is in Cincinnati, Ohio. Their services include Custom Software Development and Web Development.
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UndisclosedUndisclosed50 - 249North Miami Beach, FL
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SEO Orbits is a social media marketing company founded in 2011. Their services include Social Media Marketing and Search Engine Optimization.
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Undisclosed$25 - $49 / hrFreelancerKarachi, Pakistan
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Algothramic'X is a software development company. They focus on Custom Software Development and Web Development and were launched in 2023.
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$1,000+$25 - $49 / hrFreelancerBlagoevgrad, Bulgaria
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Data Consult Ltd., a custom software development firm, was founded in 2024. The team provides Custom Software Development and Web Development and is located in Blagoevgrad, Bulgaria.
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Undisclosed$25 - $49 / hrFreelancer
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SEO agency RR Digital Phoenix provides Search Engine Optimization and Pay Per Click. They were launched in 2017.
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$1,000+$25 - $49 / hrFreelancer
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SaintLex tech solutions is a Lagos, Nigeria-based IT strategy consulting company. They offer IT strategy consulting and CRM consulting and SI and were established in 2023.
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$1,000+$25 - $49 / hrFreelancerPedakonduru, India
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Crusader Works is a Pedakonduru, India-based Mobile & App Marketing company. The team specializes in Mobile & App Marketing and Wearable App Development.
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$1,000+$50 - $99 / hr2 - 9
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See all 1 projectsSince 2011, Mas Vashu Inc. has helped businesses of all sizes grow through data-driven marketing, creative strategies, and transparent collaboration. What began as a small logo-revamp operation has
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$10,000+$50 - $99 / hr2 - 9Pamiers, France
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See all 1 projectsSoftDeveloper specializes in Website Development and Web Design, offering services that enhance the speed and modernity of clients' online platforms. Overall feedback highlights the company's professional developers and good value for cost, despite some project management delays attributed to the client's side. Clients appreciate the innovative solutions SoftDeveloper provides to meet their needs.
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$5,000+$25 - $49 / hr2 - 9Cluj-Napoca, Romania
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See all 1 projectsCodify Idea specializes in developing customized cloud-based solutions, notably interface systems such as the Danish Digital Post platform. Reviews highlight their attention to detail, rapid and reliable delivery, and strong system-level expertise, demonstrating effective project management and a deep understanding of system architecture. Clients appreciate their ability to deliver high-quality, problem-free solutions promptly.
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$5,000+$25 - $49 / hr2 - 9
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See all 1 projectsweblatis-inc specializes in Website Development and Web Programming, excelling in creating customer profiles and functional websites, notably with Python and FastAPI. Clients commend their technical expertise, timely project delivery, and effective communication, despite minor areas for improvement in communication timing and documentation clarity. Overall, weblatis-inc is recognized for its dedication to meeting high-quality standards and efficient project management.
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$5,000+< $25 / hr2 - 9
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See all 1 projectsVantage Market & Digital Solutions LLC. offers services in CRM system implementation, digital marketing strategy, and performance optimization. The reviews highlight their expertise in enhancing customer communication and engagement, resulting in a 35% increase in bookings. Despite initial miscommunications, the company demonstrated strong project management and responsiveness, with the CEO actively involved, ensuring successful alignment and delivery of project goals.
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$1,000+$25 - $49 / hr2 - 9
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WorldWebCreation is a small Content Marketing company based in Indore, India. Their services include Content Marketing and Conversion Optimization.
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$50,000+$50 - $99 / hr2 - 9Warszawa, Poland
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Custom software development company Vasco Sky was launched in 2018. The firm offers Custom Software Development and HR Consulting.
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$10,000+$25 - $49 / hr2 - 9Ahmedabad, India
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Content Marketing company Aaryavart Technologies was founded in 2014. The team provides Content Marketing and Custom Software Development and is headquartered in Ahmedabad, India.
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$5,000+$50 - $99 / hr2 - 9
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Established in 1999, Team Lakida is an Other Application Development company. The team provides Other Application Development and Application Testing.
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$5,000+$50 - $99 / hr2 - 9
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I2ent, a custom software development company, was founded in 2019. The team specializes in Custom Software Development and BI & big data consulting & SI.
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$5,000+$25 - $49 / hr2 - 9Wrocław, Poland
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Launched in 2018, Cododile is a software development firm. The team specializes in Custom Software Development and Enterprise App Modernization and is headquartered in Wrocław, Poland.
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$10,000+< $25 / hr2 - 9Prishtinë, Kosovo
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DevOps Cradle is a software development company. The Prishtinë, Kosovo-based team focuses on Custom Software Development and Blockchain.
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$1,000+< $25 / hr2 - 9Izmir, Türkiye
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Viffel is an application development company. They are in Izmir, Türkiye and have small team of experts. Their services include Mobile App Development and Translation.
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$5,000+$50 - $99 / hr2 - 9Port Harcourt, Nigeria
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Established in 2017, Entraid Systems is a small Other Application Development company. Their team provides Other Application Development and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9Medellín, Colombia
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Cibernación is a web design company. The small Medellín, Colombia-based team focuses on Web Design and Graphic Design. The firm was founded in 2020.
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$5,000+$25 - $49 / hr2 - 9
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IT staff augmentation company KOV Technologies is in Astana, Kazakhstan. Established in 2021, the team offers IT staff augmentation and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9Delhi, India
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AK Network Solutions, a social media marketing company, is located in Delhi, India. Their services include Social Media Marketing and Content Marketing.
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$5,000+$150 - $199 / hr2 - 9
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BrandHouse is a small Marketing Strategy company located in Pasadena, California. The team focuses on Marketing Strategy and Digital Strategy.
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List of the Top 15 JavaScript Development Companies
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$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Web Development75% JavaScript50% 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 -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% 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
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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 -
$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
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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 -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.3/40.019/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% 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
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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
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.