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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$1,000+$50 - $99 / hrFreelancerCzęstochowa, Poland
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MDG LUCAS DROZDZ, a small branding agency, is headquartered in Częstochowa, Poland. Their services include Branding and UX/UI Design.
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$5,000+$25 - $49 / hr10 - 49București, Romania
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Webby-Soft is a website development firm. Based in București, Romania and Brașov, Romania, the company was established in 2016. Their team offers Web Development and Custom Software Development.
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$10,000+$50 - $99 / hr2 - 9Budapest, Hungary
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Micora.NET Kft. Is a software development company launched in 2013. The agency provides Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Ottawa, Canada
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See all 1 projectsEros Soft Solutions offers comprehensive software development services, including WooCommerce projects, often starting from scratch. Reviews highlight the company's effective project management, meeting deadlines, and direct access to managers and team members, contributing to a positive and impressive overall client experience.
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$1,000+< $25 / hr10 - 49
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Cheshta Infotech is an Indore, India-based custom software development company. Their services include Custom Software Development and Mobile App Development.
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$5,000+$50 - $99 / hr2 - 9Bradford, England
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Out of Place Studio is a branding company established in 2020. Their team offers Branding and Web Design.
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$5,000+$25 - $49 / hr2 - 9
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Digital Strategy company Idea Nativa is based in San José, Costa Rica. The team offers Digital Strategy and Pay Per Click.
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$1,000+$50 - $99 / hr50 - 249Sahibzada Ajit Singh Nagar, India
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DipoleTech Innovations is a midsize Sahibzada Ajit Singh Nagar, India-based web development firm. The team offers Web Development and Search Engine Optimization.
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UndisclosedUndisclosedFreelancer
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Desarrollo Web Madrid is a web design agency and web development company. The firm is located in Madrid, Spain. Their team provides Web Design and Web Development.
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$10,000+$50 - $99 / hr10 - 49Sarajevo, Bosnia and Herzegovina
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Website development firm Olympia Tech was founded in 2022. The small team focuses on Web Development and IT staff augmentation.
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Undisclosed$25 - $49 / hr2 - 9Dhaka, Bangladesh
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GrewDev is a web design agency. They provide Web Design and Web Development and were founded in 2019. The company is based in Dhaka, Bangladesh.
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$1,000+$50 - $99 / hr2 - 9San Francisco, CA
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Conversion Optimization company Startercode was launched in 2022. The small team provides Conversion Optimization and Search Engine Optimization.
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$25,000+$150 - $199 / hr10 - 49Providence, RI
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Scandia is a Providence, Rhode Island-based user experience design company. Their services include UX/UI Design and Digital Strategy.
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$10,000+$50 - $99 / hr10 - 49Florianopolis, Brazil
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Wolven is a web development company. The Florianopolis, Brazil-based team provides Web Development and E-Commerce Development.
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$5,000+$200 - $300 / hr50 - 249Ahmedabad, India
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Orange Technolab Pvt Ltd is an Ahmedabad, India-based application development company. The team offers Mobile App Development and Web Design.
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$5,000+Undisclosed10 - 49
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Deduxer is a Chisinau, Moldova-based UX company. Their services include UX/UI Design and Web Design.
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$1,000+Undisclosed50 - 249
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See all 4 projectsExpress Marketing Network is a web development company excelling in custom website development and full-stack web development. Reviews indicate a 100% satisfaction rate, highlighting their professional project management, timely delivery, and responsiveness. Clients appreciate their creative solutions and ability to combine technical expertise with a genuine care for projects, resulting in improved user engagement and SEO outcomes.
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Undisclosed< $25 / hr50 - 249Tel Aviv-Yafo, Israel
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Webeet.io is a custom software development company headquartered in Amsterdam, Netherlands and Tel Aviv-Yafo, Israel. They offer Custom Software Development and Web Development.
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Undisclosed< $25 / hr50 - 249Plano, TX
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Techinoid is a midsize web design agency headquartered in Plano, Texas and Lahore, Pakistan. Their services include Web Design and Web Development.
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$1,000+$25 - $49 / hr50 - 249دبي, United Arab Emirates
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Codvix Digital, a midsize SEO agency, is based in دبي, United Arab Emirates. Their services include Search Engine Optimization and Custom Software Development.
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$1,000+< $25 / hr50 - 249
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WEBLISH is a social media marketing agency. The midsize Sheridan, Wyoming-based team specializes in Social Media Marketing and Email Marketing. The firm was launched in 2025.
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$1,000+$25 - $49 / hr50 - 249Fort Washington, PA
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Web Design Vibe is a midsize branding firm. Founded in 2021, the team offers Branding and Web Design.
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$50,000+$150 - $199 / hr50 - 249Chicago, IL
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Pandera Labs, an app development firm, was founded in 2014. The midsize team focuses on Mobile App Development and Web Development.
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$1,000+< $25 / hr50 - 249Clifton, NJ
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HorizonCore InfoSoft Pvt. Ltd. Is a midsize e-commerce development firm. Established in 2008, the team focuses on E-Commerce Development and Custom Software Development.
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$10,000+$50 - $99 / hr2 - 9Cluj-Napoca, Romania
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Poligon Tech is a Cluj-Napoca, Romania-based software development company. They focus on Custom Software Development and Mobile App Development and were launched in 2021.
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$5,000+$150 - $199 / hr2 - 9
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Web design company Warrior King Society is in. Launched in 2012, the team focuses on Web Design and Search Engine Optimization.
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$1,000+$25 - $49 / hr2 - 9Squamish, Canada
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ABR Platform is a SEO services firm. Launched in 2023, the team offers Search Engine Optimization and Web Design. The firm is in Squamish, Canada.
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$10,000+$50 - $99 / hr2 - 9Miami, FL
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Launched in 2024, ReemRose is a small Miami, Florida-based cloud consulting & SI company. Their services include cloud consulting & SI and Web Development.
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$5,000+$25 - $49 / hr2 - 9Beograd, Serbia
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Diamond Code is a small custom software development firm. Established in 2012, the team focuses on Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr50 - 249Birmingham, England
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Software development firm eSquall LLC was established in 2017. The firm specializes in Custom Software Development and Web Development.
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$5,000+$100 - $149 / hr10 - 49Toronto, Canada
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Branding firm Shift8 Web was founded in 2008. In Toronto, Canada, the team focuses on Branding and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9Kerkira, Greece
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GoCreations is a web development company. The team specializes in Web Development and Web Design, and the company is headquartered in Kerkira, Greece.
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$5,000+$50 - $99 / hr10 - 49
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See all 1 projectsCronus Designs LLC appears to be a web development company, but the feedback from reviews suggests significant challenges with communication and project management. The reviews are entirely negative, with 100% of reviewers expressing dissatisfaction, specifically referencing unresponsive communication and unmet promises regarding project timelines.
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$1,000+$50 - $99 / hr2 - 9
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See all 1 projectsAINZICS offers high-quality development services with a focus on blogging and website management, including domain management, WordPress installation, and content publishing. Reviews highlight competitive pricing, excellent communication, and impressive project management. Clients appreciate AINZICS for their lifetime maintenance support and have recommended them to others, reflecting positive feedback on their professionalism and service delivery.
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$5,000+$25 - $49 / hr10 - 49Zaporizhzhia, Ukraine
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See all 2 projectsGoHard.Team, launched in 2018, stands at the forefront of the outsource software development industry, embodying over two decades of unparalleled expertise. As a beacon for startups and medium
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$50,000+$150 - $199 / hr10 - 49Brisbane City, Australia
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Based in Brisbane City, Australia and Surry Hills, Australia, Lamb Agency is a small web development firm. Their services include Web Development and E-Commerce Development.
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$1,000+< $25 / hr10 - 49
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Graphie is a web design agency. Their team is in North Jakarta, Indonesia. The firm offers Web Design and Graphic Design.
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$5,000+$25 - $49 / hr2 - 9Ermoupoli, Greece
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See all 1 projectsPowerApp Developers provide comprehensive software development services, including building web and mobile applications. Their reviews highlight their strong alignment with client values, effective communication, and timely delivery. Customers commend their ability to develop robust front-end and back-end solutions, with no noted areas for improvement, underscoring their reputation as a reliable and proficient technology partner.
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$1,000+$25 - $49 / hr2 - 9
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Upstack Media, a web design company and web development company, is in MANDI, India. Their services include Web Design and Web Development.
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Undisclosed$25 - $49 / hr2 - 9
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Web design agency Rebrick Digital is located in. They offer Web Design and Web Development.
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Undisclosed< $25 / hr2 - 9Buenos Aires, Argentina
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Approach Tech is a website development company. The small Buenos Aires, Argentina-based team focuses on Web Development and UX/UI Design. The company was established in 2021.
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$5,000+$25 - $49 / hr50 - 249Mount Pearl, Canada
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Inaequo Solutions is an AI firm. Located in Mount Pearl, Canada, the firm was founded in 2019. Their services include Artificial Intelligence and Mobile App Development.
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$5,000+$25 - $49 / hr50 - 249
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Mobile app development firm Equartis Technologies Pvt. Ltd. Is in Chandigarh, India and Panchkula, India. They specialize in Mobile App Development and Social Media Marketing.
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$5,000+$100 - $149 / hr10 - 49Aarhus, Denmark
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Zyberchief is a small Aarhus, Denmark-based e-commerce development company. Their services include E-Commerce Development and Web Development.
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$5,000+$100 - $149 / hr10 - 49Dubai, United Arab Emirates
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Welkin Marketing Management, a web development firm, focuses on Web Development and Branding. The agency is in Dubai, United Arab Emirates.
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$25,000+$100 - $149 / hr10 - 49
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SysTech is a software development firm located in Haifa, Israel. They offer Custom Software Development and Web Development and were established in 2015.
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$5,000+$25 - $49 / hr10 - 49Novi Sad, Serbia
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Established in 2016, Lilly021 is a small Novi Sad, Serbia-based web development company. Their services include Web Development and Custom Software Development.
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$1,000+$25 - $49 / hr10 - 49Boca Raton, FL
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Kinetica Systems is an IT strategy consulting company. The Boca Raton, Florida-based company was founded in 2015. Their team specializes in IT strategy consulting and cloud consulting & SI.
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$5,000+Undisclosed10 - 49Richardson, TX
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Established in 2014, Mindtap Digital is a web design agency. In Richardson, Texas, the team specializes in Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Ahmedabad, India
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Established in 2019, Enterprise Analytic LLP is a custom software development company. The company focuses on Custom Software Development and Web Development.
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Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
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We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
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- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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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 -
$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 -
$25,000+$50 - $99 / hr50 - 249Kraków, Poland
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39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$10,000+$50 - $99 / hr50 - 249Gliwice, Poland
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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
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37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
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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
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39.9/40.020/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$10,000+Undisclosed50 - 249San Francisco, CA
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38.5/40.019.2/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% 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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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.