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 88 projectsDigis, a Fiverr company (NYSE: FVRR), excels in providing comprehensive web development and staff augmentation services. With a focus on custom website development, front-end and back-end development, they consistently deliver high-quality projects, demonstrating 100% positive feedback for their technical expertise and effective project management. Clients frequently highlight their reliability and seamless integration into existing teams, with 80% mentioning their exceptional communication skills and adaptability.
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$1,000+< $25 / hr10 - 49
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Cyberoide Tech, a DevOps Managed Services company, was launched in 2022. The firm offers DevOps Managed Services and Web Development.
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$10,000+$150 - $199 / hr10 - 49
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See all 1 projectsSimply Works Agency offers services in custom artwork creation and design strategy, specializing in enhancing brand identity and digital presence. Their reviews highlight exceptional project management, a client-focused approach, and impressive outcomes, such as increased online sales and engagement. Clients appreciate their holistic and integrated brand storytelling, which effectively differentiates Simply Works Agency in a competitive market.
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$1,000+< $25 / hr50 - 249
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365 Production.net is a midsize e-commerce development firm headquartered in Kuala Lumpur, Malaysia. Their services include E-Commerce Development and Custom Software Development.
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$10,000+$25 - $49 / hr10 - 49BUQ, Argentina
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Vault Consulting, an app development company, is headquartered in BUQ, Argentina and Córdoba, Argentina. Their services include Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49
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Established in 2014, HUTKO is a web development firm. The team specializes in Web Development and Custom Software Development and is in New York, New York.
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$10,000+$25 - $49 / hr50 - 249
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See all 2 projectseForte Solutions Inc specializes in developing custom software solutions, including patient portals, mobile applications, and electronic health record systems. Reviews highlight their exceptional project management, adherence to Agile methodologies, and strong emphasis on quality assurance, resulting in improved efficiency, patient experience, and regulatory compliance for clients. The overall feedback emphasizes their expertise, client satisfaction, and timely delivery of high-quality software.
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$1,000+$50 - $99 / hr10 - 49Cape Town, South Africa
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Industrial Growth Hub is a software development company established in 2023. The firm specializes in Custom Software Development and Web Development, and is small.
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$5,000+$25 - $49 / hr2 - 9Berdyans'k, Ukraine
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See all 1 projectsGrandSoft offers comprehensive Website Development and Web Design services. Feedback consistently highlights their professionalism, organization, and strong team connection. Clients appreciate the company’s ability to deliver timely, high-quality projects that can be easily expanded and modified, making GrandSoft a reliable partner for online development needs.
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$5,000+$50 - $99 / hr2 - 9
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Based in Detroit, Michigan, Saker, LLC is a web development firm. Their services include Web Development and IT strategy consulting.
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$25,000+$150 - $199 / hr50 - 249Bergen, Norway
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Maksimer is an e-commerce development firm in Bergen, Norway. They offer E-Commerce Development and Web Development and were launched in 2009.
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$1,000+$25 - $49 / hr10 - 49
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See all 1 projectsMonkDA offers comprehensive Website Development and Web Design services, specializing in creating responsive, mobile-friendly web applications with features such as online consultations, secure payment gateways, and SEO optimization. Customer reviews highlight MonkDA's strong project management, timely delivery, and proactive communication, appreciating their commitment to delivering high-quality, user-centric solutions.
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$5,000+$150 - $199 / hr10 - 49Santa Rosa, CA
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SEO agency West County Net is headquartered in Santa Rosa, California. They provide Search Engine Optimization and Web Development and were launched in 1994.
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$1,000+$25 - $49 / hr10 - 49Kakkanad, India
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Web Design Kerala is a Digital Strategy company. Their team is based in Kakkanad, India. The agency offers Digital Strategy and Search Engine Optimization.
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$1,000+< $25 / hr50 - 249Noida, India
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See all 1 projectsAlobha Technologies Pvt. Ltd. offers services in mobile app development, CMS development, web development, IT outsourcing, and digital marketing. Reviews highlight the company’s exceptional professionalism, technical expertise, and timely project delivery. Clients particularly commend their ability to create user-friendly, visually appealing applications that meet or exceed expectations.
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$1,000+$50 - $99 / hr10 - 49Gurugram, India
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Manish Software is a small custom software development company headquartered in Gurugram, India. Their services include Custom Software Development and Web Development.
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$5,000+$100 - $149 / hr2 - 9Overland Park, KS
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Twofold Media is an e-commerce development company in Overland Park, Kansas. Established in 2015, the team offers E-Commerce Development and Web Development.
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$10,000+$100 - $149 / hr2 - 9Montréal, Canada
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Web development company Witify is headquartered in Montréal, Canada. They focus on Web Development and UX/UI Design and were established in 2016.
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$5,000+$50 - $99 / hr2 - 9Amsterdam, Netherlands
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Aardig is a web design agency. Headquartered in Amsterdam, Netherlands, the firm offers Web Design and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
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Urvam Technologies, a web development company, was established in 2017. The small team specializes in Web Development and Mobile App Development.
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UndisclosedUndisclosed1,000 - 9,999Calgary, Canada
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Established in 1996, Critical Mass is a large web design company located in Calgary, Canada and London, England. Their team specializes in Web Design and UX/UI Design.
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$5,000+$50 - $99 / hr10 - 49
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See all 1 projectsCoding Diver offers Website Development, Web Design, and comprehensive Online Development services, including creating secure websites, mobile applications, and server maintenance. Feedback highlights their top-notch technical capabilities, responsive communication, and timely project delivery. Clients appreciate their adaptability and effective strategies, making them a reliable choice for web programming needs.
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$1,000+< $25 / hr10 - 49Nachane, India
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See all 1 projectsAaryak Solutions provides Website Development services, specializing in creating tailored web solutions for clients, including nonprofits. The reviews highlight their strong project management skills, timeliness, and ability to meet client expectations. Clients appreciate their alignment with company values, effective communication, and delivery of projects within budget and deadlines.
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$1,000+< $25 / hr50 - 249Ahmedabad, India
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Located in Cambridge, England and Ahmedabad, India, o2h technology is a custom software development company. Their services include Custom Software Development and Web Development.
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$1,000+$25 - $49 / hrFreelancerOdesa, Ukraine
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Established in 2007, AVIJO is a web development firm. The team focuses on Web Development and E-Commerce Development.
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$10,000+$25 - $49 / hr10 - 49Yongin-si, South Korea
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NEWNOP is a web development company specializing in Web Application Development and Custom Website Development. Their reviews highlight a 100% positive feedback rate, emphasizing their professionalism, technical proficiency, and effective project management. Clients appreciate their commitment to delivering tailored solutions on time and within budget, with 90% praising their communication and adaptability.
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$5,000+$150 - $199 / hr2 - 9Braybrook, Australia
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Webplace Pty Ltd is a Braybrook, Australia-based Application Management & Support company. Launched in 2003, the team focuses on Application Management & Support and Web Development.
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$5,000+$25 - $49 / hr10 - 49Vila Prudente, Brazil
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Established in 2010, Sixchains Digital House is a custom software development firm. Located in Vila Prudente, Brazil, the team offers Custom Software Development and IT staff augmentation.
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$1,000+$25 - $49 / hr10 - 49Doha, Qatar
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See all 3 projectsNuance Digital offers comprehensive digital marketing solutions including SEO, PPC, and social media strategies. Reviews highlight their tailored approach, strong project management, and effective use of data analytics to drive results. While clients are generally impressed, some suggest improvements in communication frequency and report clarity. Overall, Nuance Digital is praised for delivering good value and aligning closely with client goals.
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$1,000+$25 - $49 / hr10 - 49Lalitpur, Nepal
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Jyaasa Technologies is a Lalitpur, Nepal-based mobile application development firm. Their services include Mobile App Development and Web Development.
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$25,000+$100 - $149 / hr2 - 9San Francisco, CA
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BKJ Digital is a website development company. Founded in 2016, the agency is headquartered in San Francisco, California. Their services include Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr2 - 9
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See all 1 projectsThe HubOps The HubOps specializes in web-based development, offering services in Website Development and Web Design tailored to specific business needs. Clients praise their ability to deliver user-friendly, secure, and dynamic web solutions that enhance customer satisfaction and conversion rates. The overall feedback highlights their attentive listening, budget-friendly solutions, and exceptional support, making them a reliable choice for web development projects.
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$5,000+$50 - $99 / hr10 - 49Greenville, SC
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The OrangeByte, a branding agency, was founded in 2012. The agency provides Branding and Social Media Marketing.
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$5,000+< $25 / hr10 - 49Indore, India
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Aculance - Web & Mobile App Development Comany is a web development firm. They specialize in Web Development and Mobile App Development and were established in 2018.
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$1,000+$50 - $99 / hr50 - 249Pune, India
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Gsinfotechvis Pvt Ltd is a web development firm established in 2021. Their team specializes in Web Development and Digital Strategy.
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$1,000+< $25 / hr2 - 9
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Inoweb is a website development firm. The team is located in Prizren, Kosovo, and their services include Web Development and E-Commerce Development.
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$1,000+$25 - $49 / hr50 - 249Bogotá, Colombia
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LARS Software Company , a website development company, was established in 2009. The agency specializes in Web Development and Custom Software Development, and is midsize.
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$1,000+$100 - $149 / hr250 - 999
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See all 2 projectsPro Web and App provides services in app development, UI/UX design, branding, and social media marketing. Their reviews highlight themes of efficient project management, timely delivery, and strong communication. Clients appreciate their professionalism and dedication, although there is a minor suggestion for enhanced post-launch support or 24/7 chat availability. Overall, Pro Web and App is highly regarded for their ability to drive impressive results and exceed expectations.
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$5,000+$25 - $49 / hr2 - 9
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Graphicoms Creative Agency is a web design company and website development company. Their small team of employees is in Kyiv, Ukraine. Their team provides Web Design and Web Development.
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$1,000+$25 - $49 / hr50 - 249Lahore, Pakistan
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Founded in 2005, Eteksol is an IT staff augmentation company. Their team offers IT staff augmentation and Web Development.
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$10,000+$50 - $99 / hr50 - 249Szeged, Hungary
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Zengo Kft. Is a video production company. Their midsize team is based in Szeged, Hungary. Their services include Video Production and Custom Software Development.
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$1,000+$50 - $99 / hr2 - 9Wrocław, Poland
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Webicodo is a small website development firm established in 2024. Their team offers Web Development and Web Design.
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$1,000+Undisclosed50 - 249
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Innovative Group is a Digital Strategy company. The Miami, Florida-based team offers Digital Strategy and Event Marketing.
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$10,000+$100 - $149 / hr50 - 249Hannover, Germany
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DMG is a software development firm. The team provides Custom Software Development and Artificial Intelligence, and the company is in Hannover, Germany.
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$1,000+< $25 / hr2 - 9Shlyakh, Ukraine
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Website development company Dark-Light is located in Shlyakh, Ukraine. Their services include Web Development and Mobile App Development.
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$10,000+$25 - $49 / hr50 - 249Ahmedabad, India
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See all 2 projectsJustWebzz LLP specializes in Website Development and Web Design services, providing tailored solutions for businesses seeking to establish their own online platforms. The reviews highlight the company's effective communication, thorough understanding of project requirements, and the delivery of visually appealing websites. Clients appreciate their systematic approach and the guidance provided for managing websites independently.
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$1,000+$25 - $49 / hr250 - 999Lahore, Pakistan
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Elite Techlogix is a website development firm. The team specializes in Web Development and Call Center Services, and the agency is located in Lahore, Pakistan.
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$1,000+$25 - $49 / hr10 - 49Dubai, United Arab Emirates
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See all 1 projectsPixelaar FZC LLC specializes in web development services, with a focus on building websites for clients. Customer feedback highlights significant issues with project completion and communication, indicating a need for improvement at various levels. While initial interactions were positive, responsiveness and effectiveness declined notably after payment.
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$5,000+$50 - $99 / hr10 - 49Warszawa, Poland
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Custom software development company DIREKTPOINT was founded in 2010. Based in Warszawa, Poland, the team offers Custom Software Development and UX/UI Design.
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$1,000+< $25 / hr2 - 9Badung, Indonesia
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See all 2 projectsSan Development offers comprehensive Web Development services, including Website Development, Web Design, and SEO implementation. Overall feedback highlights their professional service, custom design concepts, and efficient project management. Clients report increased traffic and market exposure, with minor areas for improvement such as testing and bug handling.
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$5,000+$25 - $49 / hr50 - 249Lahore, Pakistan
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Founded in 2024, Pinnacloid is a software development company. Their team specializes in Custom Software Development and Web Development.
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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
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39/40.019.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.1/40.018.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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39.1/40.019.8/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Web Development35% JavaScript50% Other -
$5,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.9/40.018/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
39.5/40.019.6/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+$50 - $99 / hr50 - 249Kuala Lumpur, Malaysia
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
30% Web Development70% JavaScript70% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
39.8/40.019.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$5,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
35% Web Development40% JavaScript65% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
15% Web Development40% JavaScript85% Other -
$50,000+$25 - $49 / hr50 - 249Kharkiv, Ukraine
Ability to deliver
36.8/40.017/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development50% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Kolkata, India
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36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$1,000+< $25 / hr250 - 999Boston, MA
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35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.2/40.018.2/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development33% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.4/40.016.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
65% Web Development20% JavaScript35% Other -
$50,000+$150 - $199 / hr50 - 249New York, NY
Ability to deliver
38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
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38.4/40.018.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% 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 / hr1,000 - 9,999Plano, TX
Ability to deliver
36.8/40.017.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$10,000+$25 - $49 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
28% Web Development15% JavaScript72% Other -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.5/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$150 - $199 / hr50 - 249Chelsea, Australia
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
36.5/40.019.2/20 Reviews9.3/10 Clients & Experience8/10 Market PresenceService focus
20% Web Development25% JavaScript80% Other -
$50,000+$150 - $199 / hr250 - 999Irvine, CA
Ability to deliver
36.2/40.016.2/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
30% Web Development30% JavaScript70% Other -
$25,000+$100 - $149 / hr50 - 249Cypress, CA
Ability to deliver
36.2/40.018.2/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
100% Web Development40% JavaScript
Top JavaScript Development Agencies
A JavaScript development company designs, builds, and maintains software products that rely on JavaScript across the stack. Teams typically handle front-end interfaces (React, Vue, or Angular), back-end services (Node.js, Express, NestJS), and database integrations. They translate business requirements into clean, maintainable code, implement third-party APIs, optimize performance, and provide ongoing support or feature enhancements. For startups, they may act as a dedicated product team; for enterprises, they often augment in-house engineers to accelerate delivery.
Most agencies bundle multiple offerings so clients can access full product life-cycle support:
- Discovery workshops & technical consulting
- UI/UX design and prototyping
- Front-end SPA or PWA development
- Server-side development with Node.js or Deno
- API design, GraphQL, and microservices architecture
- QA automation & performance testing
- DevOps, CI/CD, and cloud deployment (AWS, Azure, GCP)
- Post-launch maintenance and feature sprints
Some firms specialize in niches such as ecommerce storefronts, real-time dashboards, or IoT applications built with JavaScript frameworks like Next.js or Svelte.
Clutch data shows project budgets range widely:
- MVP or small web app - $15,000–$50,000
- Mid-size product build - $50,000–$200,000
- Enterprise-grade platform - $200,000–$1M+ | Hourly rates usually fall between $50–$149 depending on agency location, seniority, and specialization. Expect higher rates for U.S.-based teams and advanced services like real-time streaming or complex integrations.
- Align expertise: Verify experience with your required stack (e.g., React Native, TypeScript, serverless).
- Review case studies: Look for measurable outcomes—load-time reductions, user growth, or revenue lifts.
- Check communication style: Agile ceremonies, dedicated Slack channels, and transparent ticket tracking are green flags.
- Validate cultural fit: Long-term projects thrive when collaboration styles and time zones mesh.
- Compare total cost of ownership: Factor in maintenance, future scalability, and licensing—not just upfront build fees.
Shortlist 3-5 agencies on Clutch, schedule discovery calls, and request project roadmaps before signing an agreement.
- Guaranteed timelines without discovery
- No access to source code repositories during the engagement
- Outdated tech stacks (e.g., jQuery-only solutions for modern SPAs)
- Low developer retention or high turnover
- Vague pricing models or hidden fees
If an agency dismisses code reviews, ignores testing, or refuses to provide client references, proceed with caution
- Which JavaScript frameworks do you specialize in, and why?
- Can you walk me through a recent project with similar complexity?
- How do you ensure code quality—linting, peer reviews, automated tests?
- What is your approach to scalability and performance optimization?
- How will we communicate and track progress (tools, meeting cadence)?
- Who owns the intellectual property and source code upon project completion?
Clear answers reveal an agency’s maturity, processes, and commitment to delivering long-term value.
A freelancer is ideal for small fixes or short-term enhancements, offering lower overhead and flexible hours. Agencies provide multidisciplinary teams including project managers, UI designers, and QA engineers capable of delivering end-to-end solutions and scaling resources quickly. While agencies cost more, they reduce single-point-of-failure risk and accelerate time-to-market for complex products. How do JavaScript firms measure ROI? Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.
Common KPIs include page-load speed improvements, conversion rate uplifts, reduced infrastructure costs after code optimization, and user engagement metrics (session duration, churn reduction). Firms often set baseline metrics during discovery and provide post-launch analytics dashboards to demonstrate value.