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 87 projectsDigis, a Fiverr company (NYSE: FVRR), is a web development firm offering comprehensive solutions in custom website development, full-stack web development, and web application development. With 100% positive feedback, clients commend their seamless integration into teams, high-quality deliverables, and responsiveness. Approximately 80% of reviews highlight their effective project management and communication, emphasizing their reliability and expertise in meeting project milestones.
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Undisclosed$25 - $49 / hr2 - 9
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Headquartered in Vijayawada, India, CGTRON is a Digital Strategy company. They provide Digital Strategy and Web Development and were founded in 2011.
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Undisclosed$25 - $49 / hr2 - 9
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ACM Agency is a web design company. The team offers Web Design and Web Development, and the company is based in València, Spain.
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$1,000+$25 - $49 / hr2 - 9
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Codaira is a Karachi, Pakistan-based cloud consulting & SI company. The team provides cloud consulting & SI and Web Development.
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Undisclosed< $25 / hr2 - 9Nairobi, Kenya
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The Web Design Lab is a web design agency. The Nairobi, Kenya-based company offers Web Design and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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Webizion is a web design company based in București, Romania and Kuta, Indonesia. They specialize in Web Design and Web Development and were founded in 2009.
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$5,000+$25 - $49 / hr2 - 9
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Digital Code, a web development firm, was founded in 2023. Based in Riyadh, Saudi Arabia, the team provides Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9
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DIC Technology is a custom software development firm. They provide Custom Software Development and Web Development and were established in 2022.
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$5,000+Undisclosed2 - 9Wilmington, NC
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Bixli is a branding firm. Founded in 2023, the firm is headquartered in Wilmington, North Carolina. Their services include Branding and Digital Strategy.
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$1,000+< $25 / hr2 - 9
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Small web design company Virginia Web Design, is located in Centreville, Virginia. Their services include Web Design and Web Development.
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$1,000+< $25 / hr2 - 9
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Metalogix is a custom software development firm. They focus on Custom Software Development and Web Development and were established in 2023. The agency is based in Lahore, Pakistan.
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$10,000+$100 - $149 / hr2 - 9
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Established in 2023, Weblab Zero is a small web design agency. Their team focuses on Web Design and Web Development.
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$1,000+Undisclosed2 - 9
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Software development firm Brew Software Development Services was founded in 2023. The firm focuses on Custom Software Development and Web Development, and is small.
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$1,000+< $25 / hr2 - 9
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Codinglogix is a small web development company founded in 2023. Their team offers Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9
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Nuxio Solutions is a web development company. Launched in 2022, the agency specializes in Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9Mombasa, Kenya
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Manuell Solutions is a web development firm. They focus on Web Development and E-Commerce Development and were launched in 2021.
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UndisclosedUndisclosed2 - 9
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SSH.studio is a web development firm. Established in 2021, the team provides Web Development and API Development. The company is in Bhagalpur, India.
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$5,000+$25 - $49 / hr2 - 9
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Digital Nexus, an IT staff augmentation company, is headquartered in Sarajevo, Bosnia and Herzegovina. Their services include IT staff augmentation and Custom Software Development.
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$1,000+$50 - $99 / hr2 - 9San Bruno, CA
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Located in San Bruno, California, Ovalweb is a small software development company. Their services include Custom Software Development and Web Design.
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UndisclosedUndisclosed2 - 9
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Innovation tech, a web development firm, was established in 2024. They provides Web Development and E-Commerce Development.
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$5,000+< $25 / hr2 - 9
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Silicon Soft IT is a web development firm. The team focuses on Web Development and Web Design and is based in Dhaka, Bangladesh.
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$5,000+< $25 / hr2 - 9Islamabad, Pakistan
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CalliumCode, a web development firm, was launched in 2024. The company provides Web Development and Mobile App Development, and is small.
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$1,000+$25 - $49 / hr2 - 9Lisboa, Portugal
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Web design company Distinct Agency was founded in 2023. The small team specializes in Web Design and Web Development.
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$10,000+Undisclosed2 - 9
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ExpertWeb is a SEO agency. Headquartered in Sibiu, Romania, their team offers Search Engine Optimization and UX/UI Design.
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$1,000+$100 - $149 / hr2 - 9Edmonton, Canada
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Headquartered in Edmonton, Canada, Edmonton Digital Services is a small web design agency. Their services include Web Design and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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COOLIT d.o.o. Is a website development firm. Launched in 2024, the firm specializes in Web Development and API Development.
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$10,000+$50 - $99 / hr2 - 9Beograd, Serbia
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Founded in 2023, Slog is a small software development company. Their services include Custom Software Development and Web Development.
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$1,000+< $25 / hr2 - 9
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Ascend Web Creations is a small website development firm established in 2024. Their team focuses on Web Development and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9
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BizzSole, a big data analytics company, provides BI & big data consulting & SI and Custom Software Development. The firm is headquartered in Rawalpindi, Pakistan.
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$1,000+< $25 / hr2 - 9
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Code Samadhan is a small website development firm. Launched in 2024, the team focuses on Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr2 - 9Niš, Serbia
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StrateoDigital is a branding company. They offer Branding and Social Media Marketing and are located in Niš, Serbia.
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$1,000+$25 - $49 / hr2 - 9
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Launched in 2024, Terrabite is a cloud consulting & SI company. Their services include cloud consulting & SI and Web Development.
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$1,000+$100 - $149 / hr2 - 9Cooloongup, Australia
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ACJ Tech is a web development firm. In Cooloongup, Australia, the firm was founded in 2024. Their team focuses on Web Development and Custom Software Development.
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$1,000+$100 - $149 / hr2 - 9Tampa, FL
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Marine Leads is a SEO company. They were founded in 2021 and provide Search Engine Optimization and Web Design.
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Undisclosed$25 - $49 / hr2 - 9Łódź, Poland
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Web design agency TruetoWeb focuses on Web Design and Web Development. They were established in 2024.
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$1,000+< $25 / hr2 - 9Tiranë, Albania
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Web design company PrimBitz was established in 2025. The small team offers Web Design and Cybersecurity.
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$1,000+$25 - $49 / hr2 - 9Peshawar, Pakistan
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UQA Softs, a website development firm, was launched in 2025. The small team offers Web Development and Mobile App Development.
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Undisclosed< $25 / hr2 - 9
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UX design company ILLUSION X STUDIOS PRIVATE LIMITED was founded in 2022. The small team focuses on UX/UI Design and Video Production.
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$5,000+$50 - $99 / hr2 - 9
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Evgeny.click is a custom software development company. They are located in Calgary, Canada, and their services include Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Ciudad de México, Mexico
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Inn Col Systems is a social media marketing agency. The Ciudad de México, Mexico-based agency was founded in 2023. Their team offers Social Media Marketing and Custom Software Development.
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$1,000+$25 - $49 / hr2 - 9
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YourAlly Agency, a custom software development firm, is located in Barranquilla, Colombia. The team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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A2Z Web Booster is a Noida, India-based social media marketing company. Their services include Social Media Marketing and Email Marketing.
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Undisclosed$25 - $49 / hr2 - 9L'viv, Ukraine
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Seeit.studio, a website development company, is located in L'viv, Ukraine. Their services include Web Development and Custom Software Development.
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$10,000+$25 - $49 / hr2 - 9
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Headquartered in Chișinău, Moldova, Sugar Software is a custom software development firm. Founded in 2024, the team provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Chennai, India
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MAK Technology is a Cybersecurity company launched in 2020. Their services include Cybersecurity and Custom Software Development.
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$10,000+$100 - $149 / hr2 - 9Egg, Austria
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Zewas GmbH is a software development firm. They are headquartered in Egg, Austria. Their team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9
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Established in 2025, Ontonim is an UX agency. The team focuses on UX/UI Design and Custom Software Development and is located in Rangpur, Bangladesh and Dhaka, Bangladesh.
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$1,000+$100 - $149 / hr2 - 9Berlin, Germany
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SEO services firm Page Partner is based in Berlin, Germany. They provide Search Engine Optimization and Pay Per Click.
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$10,000+$50 - $99 / hr2 - 9
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Software development company Allied Stack was launched in 2024. The small team offers Custom Software Development and Web Development.
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$10,000+$100 - $149 / hr10 - 49
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Immersive Studios is a website development company headquartered in Ellwangen, Germany. They focus on Web Development and Web Design.
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$10,000+$100 - $149 / hr10 - 49London, England
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XR Digital is a custom software development firm established in 2018. The team offers Custom Software Development and AR/VR development and is headquartered in London, England and Islamabad,
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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 Development70% JavaScript50% Other -
$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 -
$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
37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.9/40.019.6/20 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
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% 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 -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% 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+$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 -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% 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 - 9,999L'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 -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development15% JavaScript70% 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 -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.9/40.017.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$1,000+< $25 / hr1,000 - 9,999Los Angeles, CA
Ability to deliver
36.9/40.019.6/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.8/40.018.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.4/40.016.4/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
38.1/40.019.4/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
30% Web Development20% 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.