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 - $49 / hr10 - 49
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DevShop is a small Ukraine-based website development company. Their services include Web Development and UX/UI Design.
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$50,000+$50 - $99 / hr10 - 49
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Bright Technologies is a custom software development company. The Porto, Portugal-based company focuses on Custom Software Development and cloud consulting & SI.
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$25,000+$50 - $99 / hr10 - 49
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Dipcode, a website development firm, is in Braga, Portugal. Established in 2004, the team provides Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Gyumri, Armenia
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Mobile app development company Digital Pomegranate is located in Gyumri, Armenia. They focus on Mobile App Development and Web Development and were founded in 2013.
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$1,000+< $25 / hr10 - 49Phnom Penh, Cambodia
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Mango Byte is an app development company. They are in Phnom Penh, Cambodia. Their team focuses on Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Ostrava, Czech Republic
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Small website development company ProRocketeers, is in Ostrava, Czech Republic. Their services include Web Development and UX/UI Design.
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$5,000+$100 - $149 / hr10 - 49's-Hertogenbosch, Netherlands
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Arfected is an AR/VR development company. Their small team of employees is located in 's-Hertogenbosch, Netherlands. Their team focuses on AR/VR development and Advertising.
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$1,000+< $25 / hr10 - 49Kozhikode, India
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Small branding agency Wisbato, is based in Kozhikode, India. Their services include Branding and Search Engine Optimization.
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$5,000+$25 - $49 / hr10 - 49Seattle, WA
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Command Media is a website development company established in 2005. The small team provides Web Development and Web Design.
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$1,000+$50 - $99 / hr10 - 49Jaipur, India
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Website development firm HybridPlus Infotech Solution Pvt. Ltd. Was launched in 2022. The small team specializes in Web Development and Mobile App Development.
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Undisclosed$100 - $149 / hr2 - 9
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HotSource, an UX agency, was established in 2018. The team focuses on UX/UI Design and Web Development.
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$10,000+$50 - $99 / hr50 - 249Albany, NY
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Launched in 2023, Eris 360 is a midsize Generative AI company. Their team specializes in Generative AI and Web Development.
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$5,000+$25 - $49 / hr50 - 249Jaipur, India
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See all 1 projectsHawksCode specializes in Website Development, Web Design, and Web Programming. Their clients praise their ability to handle complex tasks efficiently and their strong alignment with project goals and visions. Consistent feedback highlights their exceptional time management and the significant positive impact on business metrics, such as a 43% increase in yearly revenue.
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$5,000+$50 - $99 / hr50 - 249Ciudad de México, Mexico
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Gafa, a custom software development firm, is located in Ciudad de México, Mexico and San Pedro Garza García, Mexico. Their services include Custom Software Development and UX/UI Design.
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$1,000+< $25 / hr50 - 249Indore, India
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Inspiron Soft is a web development firm. They are headquartered in Indore, India and have midsize team. They specialize in Web Development and Custom Software Development.
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$10,000+$50 - $99 / hr50 - 249
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Serempre, a website development firm, is headquartered in Soacha, Colombia and Ciudad de México, Mexico. Their services include Web Development and Custom Software Development.
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UndisclosedUndisclosed50 - 249Córdoba, Argentina
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Eureka Labs is a web development firm. They are headquartered in Córdoba, Argentina. Their team focuses on Web Development and Mobile App Development.
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$25,000+$50 - $99 / hr50 - 249Mumbai, India
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EvolutionCo is an user experience design company. The Mumbai, India-based team focuses on UX/UI Design and Digital Strategy.
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$1,000+< $25 / hr50 - 249Kovilpatti, India
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MitrahSoft, a software development firm, is located in Arlington, Texas and Kovilpatti, India. Their services include Custom Software Development and Web Development.
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$1,000+Undisclosed50 - 249Danbury, CT
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Golabs is a web development firm. Located in San Carlos, Costa Rica and Danbury, Connecticut, the firm provides Web Development and Mobile App Development.
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Undisclosed$200 - $300 / hr50 - 249Nashik, India
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Croonus IT Park is an IT strategy consulting company. The team is located in Nashik, India and Mumbai, India, and their services include IT strategy consulting and Web Development.
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$5,000+$50 - $99 / hr50 - 249
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Finixio Digital, a social media marketing agency, was launched in 2022. The agency offers Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr50 - 249
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Global Genie Marketing and IT Services Pty Ltd is a Darwin City, Australia-based social media marketing agency. The team offers Social Media Marketing and Search Engine Optimization.
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$1,000+$50 - $99 / hr50 - 249
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IPOINT INT is a midsize Mġarr, Malta-based branding agency. Their services include Branding and Web Development.
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$1,000+$50 - $99 / hr2 - 9Portland, OR
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Process is a web development firm. Launched in 2017, their team provides Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Barcelona, Spain
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Itequia is a custom software development firm. The firm is based in Barcelona, Spain. Their team specializes in Custom Software Development and Enterprise App Modernization.
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$1,000+< $25 / hr10 - 49
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APAS Digital is a NYC, New York-based graphic design agency. The team provides Graphic Design and Mobile App Development.
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$1,000+$50 - $99 / hr10 - 49Melbourne, Australia
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Go Click On is a web design agency. Their small team of employees is headquartered in Melbourne, Australia. Their team provides Web Design and Web Development.
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$1,000+< $25 / hr2 - 9Ahmedabad, India
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See all 1 projectsWe are a team of experienced Web & Mobile App developers. We specialize in the development of - Web based Solutions - Azure Cloud Computing Platform - Mobile App development [Android
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$1,000+$50 - $99 / hr2 - 9Windsor, Canada
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Launched in 2018, Databending is a website development company. The team focuses on Web Development and Mobile App Development and is headquartered in Windsor, Canada.
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$1,000+$25 - $49 / hr10 - 49Islamabad, Pakistan
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In Islamabad, Pakistan, Techylem is a web development company. They focus on Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Infinity Pillars is a Noida, India-based website development firm. Their services include Web Development and Mobile App Development.
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UndisclosedUndisclosed2 - 9Mumbai, India
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Founded in 2024, Solutions Next Wave LLP is a small UX design company headquartered in Mumbai, India. Their team specializes in UX/UI Design and cloud consulting & SI.
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$5,000+$25 - $49 / hr10 - 49
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See all 1 projectsStack360 develops scalable backends, custom dashboards, and front-end customizations, with a strong focus on Ruby on Rails. Reviewers highlight their engineers' passion, craftsmanship, and responsive communication, noting effective project management via Slack and Trello. Clients are impressed by their dedication and ownership, with measurable outcomes such as substantial video tracking capabilities.
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$5,000+< $25 / hr10 - 49Rau, India
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See all 1 projectsDevelopmentCart specializes in Website Development and Web Programming, delivering services with a focus on improving project management and resource efficiency. Their clients commend their commitment to efficiency, adaptability, and proactive problem-solving, consistently meeting deadlines and demonstrating strong communication skills. Overall, DevelopmentCart is known for enhancing process clarity and optimizing resource management in their projects.
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Undisclosed$25 - $49 / hr10 - 49Kyiv, Ukraine
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USOFTEK is a web development company. They are located in Kyiv, Ukraine and have small team. They provide Web Development and E-Commerce Development.
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$1,000+< $25 / hr10 - 49Perungalathur, India
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Founded in 2019, iEthix Technologies is a custom software development firm. The firm specializes in Custom Software Development and Mobile App Development.
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$1,000+$25 - $49 / hr2 - 9Estoril, Portugal
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Accuraten is a web development firm. Founded in 2014, the team focuses on Web Development and Web Design. The agency is in Estoril, Portugal and Estoril, Portugal.
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$5,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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PixlerLab is a web development firm founded in 2018. The company offers Web Development and UX/UI Design, and is small.
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$10,000+$50 - $99 / hr10 - 49Mountain View, CA
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Located in Mountain View, California, Koalesce Designs is an UX agency. Their services include UX/UI Design and Mobile App Development.
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$25,000+$100 - $149 / hr10 - 49Indore, India
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Crazy Web Designers is a website development firm. The company is based in Indore, India. Their services include Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr10 - 49Thessaloniki, Greece
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W3Vitals is a social media marketing firm founded in 2020. Located in Thessaloniki, Greece, the team focuses on Social Media Marketing and Web Development.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Launched in 2009, ARNTECHBD is a web design company. The firm offers Web Design and Web Development, and is small.
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$5,000+$25 - $49 / hr10 - 49Serra Gaucha, Brazil
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Established in 2016, Jocc tecnologia is a web development firm. Based in Serra Gaucha, Brazil, the team offers Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49Dhaka, Bangladesh
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Digitno, a branding firm, was founded in 2022. The small team offers Branding and Graphic Design.
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$1,000+$25 - $49 / hr10 - 49London, England
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Established in 2019, Codematic Technology Services is a website development company. The small team specializes in Web Development and Mobile App Development.
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$1,000+$25 - $49 / hr10 - 49
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Deno Development Company is a custom software development company. They provide Custom Software Development and Web Development and are located in New Delhi, India and Fremont, California.
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$5,000+$25 - $49 / hr10 - 49Lahore, Pakistan
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Launched in 2011, HSXperts is a website development firm. Their team provides Web Development and Custom Software Development.
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$1,000+< $25 / hr10 - 49Surat, India
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Avrut Solutions is a cloud consulting & SI company. The Surat, India-based agency offers cloud consulting & SI and Web Development.
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$10,000+$100 - $149 / hr10 - 49Kenilworth, England
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Launched in 2015, VOVA is an UX design agency. The agency offers UX/UI Design and Custom Software 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.
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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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$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
39.4/40.019.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
45% Web Development60% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
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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 -
$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
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
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38.2/40.018.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$100,000+$25 - $49 / hr250 - 999Cebu City, Philippines
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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
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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
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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
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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 - 249Long Beach, 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.