Top JavaScript Developers
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$1,000+$25 - $49 / hr250 - 999
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Koding Web offers e-commerce website development and mobile application development services. Their reviews highlight a professional and timely approach, increased website traffic, and effective communication throughout project stages. Clients consistently praise their professionalism, understanding of requirements, and positive project outcomes, with no significant areas for improvement noted.
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$1,000+$25 - $49 / hr10 - 49Gurugram, India
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Key Software Services, an application development firm, focuses on Mobile App Development and Web Development. The company is based in Gurugram, India and Thanesar, India.
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$1,000+$50 - $99 / hr10 - 49Casablanca, Morocco
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Billboard is an Advertising company. They are headquartered in Casablanca, Morocco and Créteil, France, and their services include Advertising and Branding.
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$1,000+$25 - $49 / hr10 - 49Cleveland, OH
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Small social media marketing company Shift Refresh, is headquartered in Cleveland, Ohio. Their services include Social Media Marketing and Search Engine Optimization.
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$5,000+$25 - $49 / hr10 - 49
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MR LAB is a website development firm established in 2016. The team offers Web Development and IT staff augmentation and is in Ajman, United Arab Emirates.
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$1,000+< $25 / hr2 - 9Mumbai, India
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OrderStack is a software development company. The team offers Custom Software Development and Web Development, and the firm is based in Mumbai, India.
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$10,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Daqeeq is a website development company launched in 2011. Headquartered in Lahore, Pakistan and Lahore, Pakistan, the team focuses on Web Development and Mobile App Development.
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Undisclosed$25 - $49 / hr50 - 249San Rafael, Costa Rica
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Brandy Creativity & Technology is a Marketing Strategy company established in 2015. Located in San Rafael, Costa Rica, the team specializes in Marketing Strategy and Web Development.
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$5,000+$100 - $149 / hr10 - 49Birmingham, England
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Cake Agency is a web development firm in Birmingham, England. They offer Web Development and UX/UI Design and were founded in 2016.
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$1,000+$25 - $49 / hr10 - 49Hyderabad, India
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See all 7 projectsCodingster Private Limited delivers comprehensive Website Development and Web Design services, including frontend development with HTML, CSS, and JavaScript, and backend development using frameworks such as Dart and .NET core. Reviews consistently highlight their exceptional quality of work, professional project management, and responsiveness, resulting in increased site traffic and user engagement for their clients.
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$10,000+$100 - $149 / hr10 - 49
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Bons is a small web design agency based in Halstenbek, Germany. Their services include Web Design and UX/UI Design.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Located in Ahmedabad, India, Success Infotech is a web development company. They provide Web Development and E-Commerce Development.
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$50,000+$25 - $49 / hr50 - 249Kaunas, Lithuania
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Headquartered in Delft, Netherlands and Kaunas, Lithuania, Present Connection is a website development firm. They offer Web Development and Custom Software Development and were established in 2012.
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$50,000+$50 - $99 / hr10 - 49Wrocław, Poland
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Based in Wrocław, Poland, John Weston Group is a software development company. They offer Custom Software Development and UX/UI Design and were founded in 2006.
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$1,000+Undisclosed2 - 9Rio de Janeiro, Brazil
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Web design company Pura Comunicação is headquartered in Rio de Janeiro, Brazil. They focus on Web Design and Web Development.
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UndisclosedUndisclosed10,000+Toronto, Canada
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Mehar is a web development company located in Toronto, Canada. They focus on Web Development and Web Design.
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$1,000+< $25 / hr50 - 249Karachi, Pakistan
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FastEnd Technologies & Services is a website development company. Launched in 2018, the company is in Karachi, Pakistan. Their services include Web Development and Graphic Design.
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$5,000+Undisclosed50 - 249
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American web club, a website development company, was launched in 2017. Based in Austin, Texas, the team offers Web Development and Web Design.
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$1,000+$50 - $99 / hr10 - 49
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In Kozhikode, India, theBlur.io is a web development company. The team provides Web Development and E-Commerce Development.
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$1,000+$50 - $99 / hr2 - 9Chicago, IL
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Focus Areas
Dream Chasers XYZ is a SEO agency. They specialize in Search Engine Optimization and Web Development and were established in 2014.
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$5,000+$50 - $99 / hr10 - 49Glenview, IL
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Focus Areas
Obvious Ridge Route LLC is a small website development firm founded in 2013. Their services include Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49
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Functionary Labs is an user experience company. The team offers UX/UI Design and Web Development and is headquartered in Bengaluru, India and Kozhikode, India.
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$10,000+$25 - $49 / hr50 - 249Raipur, India
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Geeks Invention LLC is a midsize New York, New York-based custom software development firm. Their services include Custom Software Development and Artificial Intelligence.
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$5,000+$25 - $49 / hr50 - 249Pune, India
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Angular Minds is a website development company. Their midsize team of employees is based in Pune, India and San Diego, California. Their team specializes in Web Development and Mobile App
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$1,000+< $25 / hr10 - 49Gurugram, India
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Established in 2003, Digital Hive is a software development firm. The agency provides Custom Software Development and Web Development, and is small.
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$50,000+$50 - $99 / hr50 - 249Bandung, Indonesia
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BTS.id | PT INTERSOLUSI TEKNOLOGI ASIA, a software development firm, was established in 2017. The company specializes in Custom Software Development and IT managed services, and is midsize.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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Betasource.tech is a small IT staff augmentation company launched in 2018. Their team provides IT staff augmentation and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Baia Mare, Romania
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NoMoreCoffeePlease is a small Baia Mare, Romania-based Marketing Strategy company. Their services include Marketing Strategy and UX/UI Design.
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$5,000+$25 - $49 / hr50 - 249Surat, India
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See all 1 projectsInvints Infotech LLP specializes in Website Development, Web Design, and Mobile App Development. Reviews consistently highlight their excellent project management, timely delivery, and creative problem-solving abilities. Clients appreciate their responsiveness and the significant improvements in app engagement and website traffic following project completion.
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$5,000+$25 - $49 / hr10 - 49
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Based in Kyiv, Ukraine and Warszawa, Poland, Volkorn is an e-commerce development company. The team specializes in E-Commerce Development and Web Development.
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$10,000+$150 - $199 / hr2 - 9Melbourne, Australia
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Mity Digital is a web design company. The team provides Web Design and Web Development and is based in Melbourne, Australia and Adelaide, Australia.
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$1,000+$25 - $49 / hr50 - 249Hermosillo, Mexico
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Aviada is an IT staff augmentation company. Launched in 2017, their team specializes in IT staff augmentation and Staffing.
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$1,000+< $25 / hr2 - 9Kharkiv, Ukraine
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ECS web-studio is a web development firm. Headquartered in Kharkiv, Ukraine, their small team offers Web Development. The firm was established in 2010.
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$1,000+$25 - $49 / hr2 - 9Bratislava, Slovakia
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Stark Codes is a website development company. The agency is based in Bratislava, Slovakia. Their services include Web Development and Mobile App Development.
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$5,000+$25 - $49 / hr50 - 249
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ODS Group is an IT staff augmentation company. They offer IT staff augmentation and Custom Software Development and were launched in 2012. The agency is in Sydney, Australia.
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$1,000+< $25 / hr50 - 249
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Infinite MLM Software is a midsize website development company. Founded in 2009, the team focuses on Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr10 - 49Prague, Czech Republic
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Website development company inCUBE interactive is in Prague, Czech Republic and Náchod, Czech Republic. They offer Web Development and Video Production and were launched in 2008.
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$250,000+< $25 / hr10 - 49Nairobi, Kenya
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Small web development firm WYMORE IT SOLUTIONS LTD, is in Nairobi, Kenya. The team focuses on Web Development and E-Commerce Development.
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Undisclosed$25 - $49 / hr10 - 49Chantilly, VA
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MORRE is a small web development firm. They focus on Web Development and Mobile App Development and were founded in 2019.
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$1,000+$25 - $49 / hr2 - 9
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See all 1 projectsPixel Store TN provides website development, social media design, and SEO services. Reviewers commend their comprehensive support, including assistance with Google AdSense and News, and highlight their reasonable pricing and strong customer service. Pixel Store TN is noted for its effective collaboration and dedication, earning appreciation for exceeding client expectations.
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$1,000+$25 - $49 / hr10 - 49Surat, India
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See all 6 projectsNeoverce IT Solutions LLP is a dynamic and innovative software development company based in India. We specialize in building cutting-edge web and mobile applications tailored to help businesses grow
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$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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No Input Signal is a Warszawa, Poland-based website development company. They provide Web Development and Custom Software Development.
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$5,000+< $25 / hr10 - 49Chandigarh, India
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Saffron Chariot Technologies, a small custom software development company, is in Chandigarh, India and Chandigarh, India. Their services include Custom Software Development and Web Development.
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$25,000+$50 - $99 / hr2 - 9Timișoara, Romania
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Prime Labs is a software development company. They are headquartered in Timișoara, Romania, and their services include Custom Software Development and Web Development.
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$1,000+$50 - $99 / hr10 - 49Glasgow , Scotland
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See all 5 projectsAxisway Scotland offers comprehensive services in Website Development, Web Design, and Mobile Application Development, focusing on creating user-centric and technically robust digital solutions. Reviews highlight their professional project management, timely delivery, and responsiveness to client needs, demonstrating a holistic approach that integrates user experience with cutting-edge technology.
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$1,000+Undisclosed10 - 49Lexington, KY
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Code Cube Millennials is a branding firm established in 2018. In Lexington, Kentucky, the team offers Branding and Social Media Marketing.
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$25,000+$100 - $149 / hr50 - 249Stuttgart, Germany
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Software development firm Von Affenfels is in Stuttgart, Germany. Founded in 1996, the team provides Custom Software Development and Web Development.
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$10,000+$25 - $49 / hr50 - 249Lahore, Pakistan
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See all 3 projectsSigi Technologies provides web development, SEO, and digital advertising services, specializing in creating and managing WordPress sites and Google ads campaigns. Clients commend their project management skills, responsiveness, and ability to deliver on time while adhering to budget constraints. Sigi Technologies is highly regarded for their willingness to listen and adapt to client needs, contributing to business growth.
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$1,000+$100 - $149 / hr10 - 49Karachi, Pakistan
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Web design agency IZMHS Development Hub was launched in 2019. The firm focuses on Web Design and Web Development, and is small.
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$10,000+$100 - $149 / hr2 - 9Stevenage, England
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Website development company Climbing Turn Ltd was founded in 2009. The small team focuses on Web Development and Web Design.
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List of the Top 15 JavaScript Development Companies
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$75,000+$100 - $149 / hr50 - 249Vancouver, Canada
Ability to deliver
38.7/40.020/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
90% Web Development50% JavaScript10% Other -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
Ability to deliver
35.7/40.018.8/20 Reviews10/10 Clients & Experience6.9/10 Market PresenceService focus
60% Web Development50% JavaScript40% Other -
$10,000+$25 - $49 / hr250 - 999Bengaluru, India
Ability to deliver
37.2/40.020/20 Reviews10/10 Clients & Experience7.2/10 Market PresenceService focus
20% Web Development40% JavaScript80% Other -
$5,000+$50 - $99 / hr50 - 249Maribor, Slovenia
Ability to deliver
35.1/40.020/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
40% Web Development100% JavaScript60% Other -
$50,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
34.1/40.018.4/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
34.5/40.018.8/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
40% Web Development60% JavaScript60% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
35.9/40.018.8/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
30% Web Development21% JavaScript70% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
32.8/40.016.2/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
34.8/40.018.6/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
50% Web Development90% JavaScript50% Other -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
Ability to deliver
35.6/40.020/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
30% Web Development20% JavaScript70% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, India
Ability to deliver
37/40.019.6/20 Reviews10/10 Clients & Experience7.4/10 Market PresenceService focus
45% Web Development10% JavaScript55% Other -
$5,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
32.3/40.017.2/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
35.6/40.019.6/20 Reviews10/10 Clients & Experience6/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$50 - $99 / hr50 - 249Amsterdam, Netherlands
Ability to deliver
34.9/40.019.8/20 Reviews10/10 Clients & Experience5.1/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$10,000+$25 - $49 / hr1,000 - 9,999Plano, TX
Ability to deliver
33.6/40.016.8/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
35.5/40.018.8/20 Reviews10/10 Clients & Experience6.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
36.2/40.020/20 Reviews10/10 Clients & Experience6.2/10 Market PresenceService focus
30% Web Development15% JavaScript70% Other -
$10,000+$50 - $99 / hr50 - 249San Francisco, CA
Ability to deliver
32.6/40.018.8/20 Reviews8.3/10 Clients & Experience5.5/10 Market PresenceService focus
55% Web Development45% JavaScript45% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
36.3/40.017.6/20 Reviews10/10 Clients & Experience8.8/10 Market PresenceService focus
15% Web Development18% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
33.8/40.018.6/20 Reviews10/10 Clients & Experience5.2/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
33.1/40.017.8/20 Reviews10/10 Clients & Experience5.3/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
35.7/40.020/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$25,000+$50 - $99 / hr10 - 49Poznań, Poland
Ability to deliver
33.8/40.017/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
50% Web Development60% JavaScript50% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
31.9/40.016.4/20 Reviews10/10 Clients & Experience5.5/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
31.9/40.016.2/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
31.9/40.015.8/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
33.9/40.017.2/20 Reviews9.9/10 Clients & Experience6.8/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$5,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
37.4/40.020/20 Reviews10/10 Clients & Experience7.4/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$25,000+$100 - $149 / hr50 - 249Santa Clara, CA
Ability to deliver
35.1/40.017.8/20 Reviews10/10 Clients & Experience7.3/10 Market PresenceService focus
60% Web Development20% JavaScript40% Other -
$10,000+$25 - $49 / hr50 - 249Kraków, Poland
Ability to deliver
33.7/40.018.6/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
30% Web Development50% 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.