Top JavaScript Developers
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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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$5,000+$25 - $49 / hr10 - 49Philadelphia, PA
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Founded in 2019, AtmiusTech is a small custom software development firm in Philadelphia, Pennsylvania. Their team offers Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Baku, Azerbaijan
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Mobile application development firm SmartFox Development was launched in 2017. The company offers Mobile App Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Melbourne, Australia
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JK Lucent is a Melbourne, Australia-based software development company. They provide Custom Software Development and Web Development.
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$25,000+$25 - $49 / hr10 - 49Tiranë, Albania
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Coders is a small IT staff augmentation company. Established in 2021, the team offers IT staff augmentation and Web Development.
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$5,000+$50 - $99 / hr10 - 49
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2Wiz Studio is an user experience agency. Their small team is located in London, England and focuses on UX/UI Design and Web Design. The agency was established in 2021.
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$5,000+$25 - $49 / hr10 - 49New Delhi, India
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Based in New Delhi, India, Bloomix Digital is a custom software development company. The team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Karachi, Pakistan
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Cyberotix is a web design company. They are in Karachi, Pakistan and Karachi, Pakistan, and their services include Web Design and Web Development.
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$1,000+< $25 / hr10 - 49
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Thinko Digital is a web development company. Based in Lahore, Pakistan, their team focuses on Web Development and Mobile App Development.
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$1,000+< $25 / hr10 - 49New Delhi, India
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Established in 2012, Morvin International pvt ltd IT Solutions, a small social media marketing company, is in New Delhi, India. Their services include Social Media Marketing and Content Marketing.
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$5,000+$25 - $49 / hr10 - 49New York, NY
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ROVA is an Advertising company. Founded in 2019, the team offers Advertising and Branding. The agency is based in New York, New York.
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Undisclosed< $25 / hr10 - 49Surat, India
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Genisys is a custom software development company. Their team is based in Surat, India. The company specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Delhi, India
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Launched in 2021, Softmore IT Solution Pvt. Ltd is a social media marketing company. The team focuses on Social Media Marketing and Search Engine Optimization.
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$1,000+< $25 / hr10 - 49Pune, India
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Founded in 2020, Apiscribe Software Pvt. Ltd is a software development firm. The team provides Custom Software Development and Web Development and is in Pune, India.
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Undisclosed$25 - $49 / hr10 - 49Lahore, Pakistan
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Kea Devs is a SEO services firm. The small Lahore, Pakistan-based team provides Search Engine Optimization and Custom Software Development. The company was founded in 2023.
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$10,000+$25 - $49 / hr10 - 49
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Reinsver is a software development firm established in 2020. In Dubai, United Arab Emirates and Wroclaw, Poland, the team specializes in Custom Software Development and Web Development.
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$10,000+$25 - $49 / hr10 - 49
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Web design company Centrisign Digital was launched in 2019. The team specializes in Web Design and UX/UI Design and is located in Nairobi, Kenya.
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UndisclosedUndisclosed10 - 49
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Agency89.Solutions is a web development company. They are in South Salt Lake, Utah and have small team. They focus on Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr10 - 49
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Blockyfy is an user experience design agency. They are located in Islamabad, Pakistan, and their services include UX/UI Design and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Established in 2020, DevArtistry is a small cloud consulting & SI company. Their services include cloud consulting & SI and Web Development.
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$5,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
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DeepZide, a Generative AI company, focuses on Generative AI and Mobile App Development. The firm is based in Montevideo, Uruguay.
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$1,000+$25 - $49 / hr10 - 49Cluj-Napoca, Romania
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Web design agency Davos Agency was established in 2017. The company offers Web Design and UX/UI Design.
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UndisclosedUndisclosed10 - 49Jakarta, Indonesia
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Rubicweb is a SEO services firm. Based in Jakarta, Indonesia, their team offers Search Engine Optimization and Graphic Design.
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Undisclosed< $25 / hr10 - 49Satara, India
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Launched in 2019, QHills Technology Pvt. Ltd. Is a small Satara, India-based website development firm. Their team specializes in Web Development and Artificial Intelligence.
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$1,000+$25 - $49 / hr10 - 49Milton, DE
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MarcelTech is a branding company. They are based in Milton, Delaware and Karachi, Pakistan and have small team. They offer Branding and Digital Strategy.
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$250,000+$50 - $99 / hr10 - 49
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Small software development firm zhilon, is based in Nagercoil, India. The team focuses on Custom Software Development and Web Development.
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UndisclosedUndisclosed10 - 49
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Founded in 2022, WordPreset is a SEO company. Their services include Search Engine Optimization and Web Design.
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Undisclosed$50 - $99 / hr10 - 49
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Growk Services is an user experience company. The agency is located in San Agustín, Mexico. Their services include UX/UI Design and BI & big data consulting & SI.
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$1,000+$25 - $49 / hr10 - 49Kolkata, India
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Software development firm Evolv109 was launched in 2011. The firm offers Custom Software Development and Web Development, and is small.
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$10,000+$50 - $99 / hr10 - 49
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Mantramaker is a software development company. The team specializes in Custom Software Development and Mobile App Development, and the company is in Jakarta, Indonesia.
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UndisclosedUndisclosed10 - 49
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RABBITFOX S.L, a Marketing Strategy company, is located in. Established in 2023, the team focuses on Marketing Strategy and Custom Software Development.
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$25,000+$25 - $49 / hr10 - 49Ahmedabad, India
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BRIGHTPEERS is a website development company founded in 2023. The firm provides Web Development and Custom Software Development, and is small.
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$1,000+Undisclosed10 - 49Austin, TX
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Pioneer Systems Tech is a branding company launched in 2020. Their team specializes in Branding and Social Media Marketing.
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Undisclosed< $25 / hr10 - 49
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Codes Page is a social media marketing agency. They specialize in Social Media Marketing and Web Development and are headquartered in Gujranwala, Pakistan.
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UndisclosedUndisclosed10 - 49
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Launched in 2021, MakinfraTek Software Solutions is a DevOps Managed Services company. The team focuses on DevOps Managed Services and Web Development and is based in Coimbatore, India.
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$1,000+$25 - $49 / hr10 - 49
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Dirix Digital is a social media marketing company established in 2021. Their services include Social Media Marketing and Web Design.
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$10,000+$100 - $149 / hr10 - 49Ventura, CA
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Webenix Solutions is a Ventura, California-based social media marketing company. Established in 2018, the team focuses on Social Media Marketing and Email Marketing.
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Undisclosed$25 - $49 / hr10 - 49
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Chimpsdev is a web development company. Their small team is based in Santo Tomé, Argentina and focuses on Web Development and Branding. The company was established in 2023.
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$1,000+< $25 / hr10 - 49
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Team Unibrains, a web design agency, is in Stuttgart, Germany and Surat, India. Founded in 2021, the team offers Web Design and Custom Software Development.
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Undisclosed< $25 / hr10 - 49Ahmedabad, India
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Fabzig Technologies, a custom software development firm, is in Ahmedabad, India. The team offers Custom Software Development and Web Development.
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$1,000+< $25 / hr10 - 49Rochelle, TX
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Prismfinity is a web development company in Rochelle, Texas. They specialize in Web Development and E-Commerce Development.
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$10,000+$50 - $99 / hr10 - 49Katowice, Poland
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SOFT HOUSE, an IT staff augmentation company, was launched in 2022. The team provides IT staff augmentation and Custom Software Development.
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UndisclosedUndisclosed10 - 49
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Launched in 2010, DigiAcute is a social media marketing company. The small team focuses on Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49
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Social media marketing company Media Hubster was launched in 2021. The team offers Social Media Marketing and Search Engine Optimization and is based in Sahibzada Ajit Singh Nagar, India.
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$5,000+$25 - $49 / hr10 - 49Katowice, Poland
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IT Transformation is a custom software development company launched in 2000. The company offers Custom Software Development and Microservices Architecture Services.
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$10,000+$50 - $99 / hr10 - 49București, Romania
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Established in 2014, ONE NEW EXPERIENCE is a small software development firm in București, Romania and Târgoviște, Romania. Their team focuses on Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Islamabad, Pakistan
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Zylu Technologies is an user experience design company in Islamabad, Pakistan. Their services include UX/UI Design and Custom Software Development.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Techforbs Services Pvt Ltd is a website development company. In Ahmedabad, India, their team focuses on Web Development and E-Commerce Development.
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UndisclosedUndisclosed10 - 49
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Webdigitalsphere is a social media marketing firm. They are headquartered in and have small team. They offer Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49Stockport, England
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SEO services firm Fission Monster is based in Stockport, England. They offer Search Engine Optimization and Graphic Design.
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$1,000+$25 - $49 / hr10 - 49Dubai, United Arab Emirates
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Planotech is a branding company. Founded in 2023, the team focuses on Branding and Social Media Marketing.
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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
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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
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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.