Top JavaScript Developers
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Featured
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 89 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in Web Development, providing comprehensive services such as Front-End Development, Back-End Development, and Custom Website Development. Their reviews indicate a 100% satisfaction rate, highlighting their strong project management, technical expertise, and clear communication. Approximately 70% of reviewers emphasize their seamless integration into teams and high-quality deliverables.
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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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$1,000+$25 - $49 / hr2 - 9Kolkata, India
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See all 1 projectsZigboxx Studios excels in Website Development and Web Design, particularly using WordPress and Elementor. The reviews highlight their ability to transform client visions into high-performance websites, demonstrating a commitment to quality and meticulous project management. Clients commend their seamless process, effective communication, and post-launch support, resulting in enhanced user engagement and strategic website upgrades.
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$5,000+$50 - $99 / hr2 - 9Terrugem, Portugal
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Web development company CHITAS WEBSOLUTIONS is based in Terrugem, Portugal. They specialize in Web Development and Digital Strategy and were established in 2016.
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$1,000+$50 - $99 / hr2 - 9Barcelona, Spain
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Wacdis Software is a web development firm. Established in 2007, the agency is in Barcelona, Spain. Their services include Web Development and Web Design.
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$1,000+$50 - $99 / hr2 - 9
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Cider Creative is a website development company. The small Byron Center, Michigan-based team offers Web Development and Digital Strategy. The company was established in 2023.
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Undisclosed$25 - $49 / hr2 - 9
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Website development firm Async-it is in Lviv, Ukraine. Established in 2020, the team focuses on Web Development and Search Engine Optimization.
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Undisclosed$50 - $99 / hr2 - 9
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22AVM, a web development firm, is in Gaesti, Romania. Their services include Web Development and Web Design.
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Undisclosed< $25 / hr10 - 49
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Finchweb Technologies is a web design company. Their small team is in Surat, India. Their services include Web Design and cloud consulting & SI.
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$5,000+$50 - $99 / hr2 - 9Arcadia, CA
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Tomorrow Web Design, a SEO agency, was established in 2019. The company provides Search Engine Optimization and Other Digital Marketing.
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$10,000+$50 - $99 / hr2 - 9Lisboa, Portugal
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Business•config is a Digital Strategy company. The Lisboa, Portugal-based company was launched in 2009. Their team specializes in Digital Strategy and UX/UI Design.
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$5,000+$50 - $99 / hr2 - 9
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Lo Agency, a web design agency, was founded in 2020. The team offers Web Design and Web Development and is based in Tallinn, Estonia.
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$10,000+$50 - $99 / hr10 - 49Łódź, Poland
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Get Software Done is a small application development company founded in 2009. Their team provides Mobile App Development and Web Development.
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$5,000+$50 - $99 / hr10 - 49Niklasdorf, Austria
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CodesDelivery is a website development company. Headquartered in Niklasdorf, Austria, the team provides Web Development and E-Commerce Development.
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$1,000+$100 - $149 / hr2 - 9Baienfurt, Germany
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Website development company Waterproof Web Wizard GmbH was established in 2010. The small team focuses on Web Development and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9
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AestheticAlly, a small website development company, is in Bhilai, India. The team offers Web Development and Web Design.
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$1,000+$50 - $99 / hr2 - 9Cape Town, South Africa
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ISimon Web Design and Development is a web design agency. The team focuses on Web Design and Web Development and is in Cape Town, South Africa.
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$1,000+< $25 / hr10 - 49Vadodara, India
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See all 2 projectsINTEGRITY INFOWAY provides comprehensive Website Development services, including web design, branding, and project management. Reviews highlight their strong communication, strategic involvement, and impressive support. Clients have reported significant improvements in conversion rates and customer retention, indicating successful project outcomes and a good fit for ongoing web development needs.
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$5,000+$25 - $49 / hr10 - 49
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Founded in 2018, NanoApps Technologies SAS, a small web design company, is based in Buenos Aires, Argentina. Their team specializes in Web Design and Custom Software Development.
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$5,000+$50 - $99 / hr10 - 49Cheyenne, WY
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TechTik L.L.C. Is a Cheyenne, Wyoming-based app development company. Their services include Mobile App Development and Custom Software Development.
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$1,000+$50 - $99 / hr2 - 9Addis Ababa, Ethiopia
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Source Code IT Solutions is a web development firm. Their small team is located in Addis Ababa, Ethiopia and offers Web Development and Mobile App Development. The firm was founded in 2019.
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$5,000+$25 - $49 / hr10 - 49St. Petersburg, FL
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Techstack Digital is an Enterprise App Modernization company launched in 2019. The small team focuses on Enterprise App Modernization and Custom Software Development.
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$1,000+Undisclosed2 - 9Las Vegas, NV
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Software development firm Arehsoft was founded in 2024. The team provides Custom Software Development and Artificial Intelligence and is in Las Vegas, Nevada.
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$1,000+$25 - $49 / hr2 - 9Agadir, Morocco
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SPOTIANCE is an Agadir, Morocco-based web design agency. The team offers Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Duetsoft is an e-commerce development firm. Their small team of employees is headquartered in Dhaka, Bangladesh. Their team offers E-Commerce Development and Web Design.
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$1,000+< $25 / hr10 - 49Burdwan, India
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Ablion IT Solutions Pvt. Ltd. Is a small Burdwan, India-based web development company. Their services include Web Development and Mobile App Development.
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$10,000+$200 - $300 / hr10 - 49Cardiff, Wales
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In Cardiff, Wales and Bristol, England, Sugar Creative is an AR/VR development company. They focus on AR/VR development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Tera Group is a small web design agency in Cherkasy, Ukraine. Their services include Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49Gliwice, Poland
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GrupaTAKA Digital Agency, a web design agency, is located in Gliwice, Poland. They specialize in Web Design and UX/UI Design.
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$5,000+$25 - $49 / hr10 - 49Ashburn, VA
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See all 1 projectsSanctumcloud System Private Limited is at the forefront of digital innovation, dedicated to empowering businesses to thrive in the rapidly evolving digital landscape. Our mission is to provide
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$5,000+$50 - $99 / hr2 - 9Berlin, Germany
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Axonetiq GmbH is a software development company. Headquartered in Berlin, Germany, the company offers Custom Software Development and Web Development.
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$1,000+$100 - $149 / hr2 - 9Miami Beach, FL
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SLI Studios is a small social media marketing company located in Miami Beach, Florida. The team provides Social Media Marketing and Search Engine Optimization.
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$10,000+Undisclosed10 - 49
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Eagleye Studios is a social media marketing agency. The team is located in Bengaluru, India, and their services include Social Media Marketing and Video Production.
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$5,000+$25 - $49 / hr2 - 9
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Web design agency RS Digitals provides Web Design and Web Development. They are in Doha, Qatar.
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$1,000+$25 - $49 / hr50 - 249Ahmedabad, India
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See all 2 projectsDS Web Technologies Pvt. Ltd. provides Website Development, Web Design, and Web Programming services, particularly excelling in responsive WordPress websites and sustainable mobile and web app development. Reviewers consistently commend their efficiency, adherence to timelines, and high-quality output, highlighting seamless communication and personalized project management.
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$5,000+$25 - $49 / hr50 - 249Jaipur, India
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See all 1 projectsArthonsys Technologies offers comprehensive services in Website Development and mobile app creation. The reviews highlight their strong team culture, responsiveness, and expertise in advanced technologies, resulting in significant user growth and flawless deliverables. Clients appreciate their thorough testing, excellent communication, and ability to provide innovative, user-centric solutions.
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$10,000+$50 - $99 / hr50 - 249Duluth, MN
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Saturn Systems Software Engineering is a website development firm. Headquartered in Duluth, Minnesota, their team offers Web Development and Custom Software Development.
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$5,000+$100 - $149 / hr50 - 249København, Denmark
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Adapt agency is a web development firm headquartered in Boston, Massachusetts and København, Denmark. Established in 1998, the team provides Web Development and Custom Software Development.
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$1,000+$50 - $99 / hr50 - 249Tilburg, Netherlands
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Located in Tilburg, Netherlands, epublisher world is a website development firm. The team provides Web Development and Mobile App Development.
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Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
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We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
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
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39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
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38.5/40.019.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
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39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Web Development60% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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38.7/40.019.4/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, India
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39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.5/40.017.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
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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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.6/40.018.6/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
Ability to deliver
36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
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38.7/40.018.8/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
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39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.3/40.016.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
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38.7/40.019.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
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36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
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38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
28% Web Development15% JavaScript72% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
37.8/40.018/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.3/40.018.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$10,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
Ability to deliver
38.3/40.019.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other
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.