Top JavaScript Developers
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$5,000+$25 - $49 / hr50 - 249London, EnglandServices provided
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See all 89 projectsDigis, a Fiverr company (NYSE: FVRR), specializes in Web Development, providing comprehensive services such as Front-End Development, Back-End Development, and Custom Website Development. Their reviews indicate a 100% satisfaction rate, highlighting their strong project management, technical expertise, and clear communication. Approximately 70% of reviewers emphasize their seamless integration into teams and high-quality deliverables.
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$1,000+$50 - $99 / hr250 - 999Schaumburg, IL
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See all 1 projectsITExpertUS Inc provides expert engineering services, supporting clients in scaling their teams for growth. Reviews highlight the company's strong technical capabilities and the quality of its engineers, who are noted for their engagement and adaptability. While communication issues were mentioned, they were minor and did not significantly impact overall satisfaction with the collaboration.
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$5,000+$25 - $49 / hr10 - 49Warszawa, Poland
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Established in 2019, Goodc is an UX design company and website development firm. Their team specializes in UX/UI Design and Web Development.
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$5,000+$50 - $99 / hr10 - 49
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See all 1 projectsTech Supersonic LLC offers comprehensive services in Website Development, Web Design, graphic designing, and CMS management. Feedback highlights their excellent project management, strong communication, and effective customer service, with appreciable outcomes including increased traffic and sales for clients. Their pricing aligns well with budget considerations, making them a valuable partner for online development projects.
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$5,000+$50 - $99 / hr10 - 49Warszawa, Poland
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Founded in 2019, DayNightCode is a web development company. The company focuses on Web Development and E-Commerce Development.
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$5,000+$50 - $99 / hr50 - 249New York, NY
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UpStack, an IT staff augmentation company, was founded in 2014. The team provides IT staff augmentation and IT managed services.
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$5,000+$25 - $49 / hr10 - 49Providencia, Chile
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Custom software development company Nnodes is located in Providencia, Chile. They provide Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr10 - 49Rawalpindi, Pakistan
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Kaizen Global is a social media marketing agency based in Rawalpindi, Pakistan. Established in 2019, the team specializes in Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr50 - 249Paris, France
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Launched in 2007, Actency is a web development company. Their team specializes in Web Development and Digital Strategy.
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$5,000+$25 - $49 / hr50 - 249Shakopee, MN
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Step Tech is a web development company specializing in comprehensive Website Development and digital marketing strategies. With a 100% satisfaction rate, clients praise their expertise in Web Programming and Custom Website Development, noting improvements in website speed, organic traffic, and user experience. Their effective project management and proactive communication are consistently highlighted, enhancing trust and credibility.
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$1,000+$100 - $149 / hr2 - 9Rishon LeTsiyon, Israel
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Digitaliz Web Solutions is a web development firm established in 2017. The small team provides Web Development and E-Commerce Development.
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$10,000+$50 - $99 / hr10 - 49
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See all 1 projectsCompulsive Coders offers Website Development services, specializing in creating and optimizing platforms that enhance operational efficiency and user satisfaction. Reviews highlight their strong project management, responsiveness, and ability to deliver innovative, high-quality web programming solutions on time. Clients appreciate their dedication to meeting project objectives and seamless integration of advanced functionalities.
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$1,000+< $25 / hr10 - 49Dubai, United Arab Emirates
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See all 1 projectsAt NAPA Team LLC, we bridge the gap between cutting-edge European technology and your business needs. We're a leading custom web and mobile application development company, specializing in crafting
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$5,000+$50 - $99 / hr10 - 49Cape Town, South Africa
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Web design agency Platinum Seed (Pty) Ltd is located in Cape Town, South Africa. They offer Web Design and UX/UI Design.
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$5,000+$100 - $149 / hr10 - 49Piteå, Sweden
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Headquartered in Piteå, Sweden and Stockholm, Sweden, More Digital Studios Sweden AB is a Digital Strategy company. Their services include Digital Strategy and Advertising.
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$25,000+$150 - $199 / hr250 - 999London, England
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Launched in 2003, Reprise Digital is a website development company. Their services include Web Development and UX/UI Design.
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$5,000+$50 - $99 / hr50 - 249Vilnius, Lithuania
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UX design company Nordcode was established in 2002. The firm offers UX/UI Design and Custom Software Development, and is midsize.
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$5,000+$25 - $49 / hr10 - 49Vinnytsia, Ukraine
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AYA Software is a website development company located in Vinnytsia, Ukraine and Antwerpen, Belgium. Their services include Web Development and Mobile App Development.
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$5,000+$50 - $99 / hr50 - 249Gliwice, Poland
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Sky gate is a software development company. Their team is in Gliwice, Poland. The agency focuses on Custom Software Development and Web Development.
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Undisclosed$50 - $99 / hr10 - 49Szeged, Hungary
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Aventail Ltd. Is a website development firm. Their small team is in Szeged, Hungary. Their services include Web Development and E-Commerce Development.
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$1,000+< $25 / hr50 - 249
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Website development company FreeWave is headquartered in Bishkek, Kyrgyzstan and Bishkek, Kyrgyzstan. They provide Web Development and Mobile App Development and were launched in 2016.
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$10,000+$100 - $149 / hr2 - 9Berlin, Germany
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NO BORDERS studio, a web design agency and website development company, was established in 2018. The company offers Web Design and Web Development, and is small.
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$5,000+$50 - $99 / hr10 - 49Grünwald, Germany
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Application development firm NXT YOU GmbH focuses on Mobile App Development and Web Design. They are based in Grünwald, Germany and Berlin, Germany.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
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SPAARG Technologies is a website development company. They are headquartered in Ahmedabad, India and have small team of experts. Their services include Web Development and Mobile App Development.
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$5,000+< $25 / hr50 - 249Mississauga, Canada
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Tekki Web Solutions Inc. Is a midsize software development company. Launched in 2010, the team specializes in Custom Software Development and Web Development.
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$1,000+$25 - $49 / hr2 - 9Berlin, Germany
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See all 3 projectsBran & Pole specializes in Website Development and Web Design, delivering professional and high-quality web programming services. Reviews consistently highlight their prompt communication, professionalism, and ability to meet deadlines. Clients appreciate their collaborative approach and technical expertise, reflecting satisfaction with the final product and ongoing support.
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$5,000+$50 - $99 / hr10 - 49Chicago, IL
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Ukietech is a website development company. They are based in Chicago, Illinois. Their team provides Web Development and Custom Software Development.
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$5,000+$25 - $49 / hr10 - 49Gdańsk, Poland
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Headquartered in Gdańsk, Poland, Software Bay is a small web development company and mobile application development company. Their services include Web Development and Mobile App Development.
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$10,000+$50 - $99 / hr10 - 49Budapest, Hungary
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Launched in 2018, Skvad Digital is a web development firm. Their team provides Web Development and UX/UI Design.
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$1,000+$25 - $49 / hr10 - 49Ahmedabad, India
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Upforce Tech is a web development company. Launched in 2017, the team provides Web Development and Custom Software Development.
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$25,000+$100 - $149 / hr50 - 249Raleigh, NC
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Atlantic BT is a software development company and web development company founded in 1998. The firm provides Custom Software Development and Web Development.
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UndisclosedUndisclosed2 - 9Las Vegas, NV
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See all 1 projectsRemote Dev Force is a web development company specializing in custom web and mobile application development. Noteworthy for their project management skills and adaptability, they consistently met deadlines and transformed client ideas into user-friendly applications. With 100% positive feedback, clients praise their effective communication and ability to enhance user interaction and retention.
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$50,000+$150 - $199 / hr10 - 49Auckland, New Zealand
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E-commerce development firm MageBinary is in Auckland, New Zealand and Sydney, Australia. The team focuses on E-Commerce Development and ERP consulting and SI.
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$5,000+$100 - $149 / hr10 - 49Nanaimo, Canada
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Array is a branding firm. Their small team of employees is located in Nanaimo, Canada. Their team specializes in Branding and Social Media Marketing.
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$5,000+< $25 / hr2 - 9Singapore, Singapore
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Based in Singapore, Singapore, NXT INTERACTIVE PTE. LTD. Is a small AR/VR development company. The team specializes in AR/VR development and UX/UI Design.
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$1,000+$50 - $99 / hr2 - 9Chicago, IL
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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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$1,000+$50 - $99 / hr10 - 49Dubai, United Arab Emirates
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Elabhouse Software Design is an AR/VR development company. The Dubai, United Arab Emirates-based firm provides AR/VR development and Web Design.
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$10,000+$50 - $99 / hr2 - 9Viña del Mar, Chile
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Bloom is a web development company launched in 2016. The firm provides Web Development and Web Design, and is small.
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$1,000+$25 - $49 / hr2 - 9Machakos, Kenya
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See all 1 projectsBrooklyn Micro-Tech Systems is an IT services company specializing in computer system upgrades and maintenance. With overwhelmingly positive feedback, 100% of reviewers praised their efficiency and project management, notably completing system upgrades in under 24 hours while ensuring data integrity. Reviewers were universally satisfied, with no suggestions for improvement.
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$5,000+$25 - $49 / hr10 - 49Tiranë, Albania
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See all 1 projectsAlien Studio provides social media content creation and branding services. Based on client feedback, they demonstrate a strong attention to detail and care for their work, resulting in significant engagement and productive collaborations. Clients have highlighted their effectiveness in managing projects and achieving impressive outcomes, such as rapidly increasing social media reach.
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$1,000+< $25 / hr50 - 249Emeryville, CA
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Make My Brand is a branding agency. The Emeryville, California-based team focuses on Branding and Web Design.
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Undisclosed$25 - $49 / hr50 - 249Seattle, WA
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NTSprint LLC is a software development company. They are located in Seattle, Washington and have midsize team of experts. Their services include Custom Software Development and Web Development.
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$5,000+$25 - $49 / hr2 - 9
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See all 2 projectsMKTG Plan specializes in Website Development, Web Design, and SEO services, providing custom web solutions, robust online development, and comprehensive SEO strategies. Client reviews highlight their effective project management, timely delivery, and tangible improvements in digital presence, including increased traffic and conversions. The company's adaptability and commitment to quality are consistently praised, underscoring their reputation for delivering high-value results across various digital marketing services.
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$5,000+$25 - $49 / hr10 - 49Beograd, Serbia
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Sipod is a custom software development company. Their small team is in Beograd, Serbia and offers Custom Software Development and Web Development. The agency was launched in 2014.
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$10,000+$50 - $99 / hr10 - 49Zug, Switzerland
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Established in 2019, Mindset AG is an e-commerce development company. The small team focuses on E-Commerce Development and Web Development.
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Undisclosed$100 - $149 / hr10 - 49Agege, Nigeria
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See all 1 projectsDigisperts Technology Company is a web development firm specializing in web application development and custom website development. Their reviews highlight a professional and thorough approach, with 100% of feedback noting prompt deliveries and successful outcomes. Clients appreciate their commitment to continuous improvement.
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$1,000+< $25 / hr50 - 249
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Established in 2023, Tech Cog Pvt Ltd is a midsize Al Jubayl, Saudi Arabia-based web development company. Their services include Web Development and Mobile App Development.
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UndisclosedUndisclosed50 - 249Toronto, Canada
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Rangle.io, an application development company and website development company, is in Toronto, Canada and Amsterdam, Netherlands. Their services include Mobile App Development and Web Development.
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$1,000+$25 - $49 / hr50 - 249Bălți, Moldova
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USA Link System is a branding company. They are based in Bălți, Moldova and have midsize team. They offer Branding and Digital Strategy.
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$25,000+$50 - $99 / hr50 - 249Wrocław, Poland
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Launched in 2000, ArdentCode is a website development firm. The team focuses on Web Development and API Development and is headquartered in Wrocław, Poland and Warszawa, Poland.
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$1,000+$50 - $99 / hr2 - 9Gdańsk, Poland
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Getknow - interactive agency is a website development company located in Gdańsk, Poland and Edinburgh, Scotland. Established in 2020, the team specializes in Web Development and Web Design.
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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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$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
39.5/40.019.6/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
45% Web Development75% JavaScript55% Other -
$10,000+< $25 / hr250 - 999Thiruvananthapuram, India
Ability to deliver
38.5/40.019.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Web Development50% JavaScript50% Other -
$25,000+$50 - $99 / hr50 - 249Gliwice, Poland
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% Web Development60% 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 -
$10,000+Undisclosed50 - 249San Francisco, CA
Ability to deliver
38.7/40.019.4/20 Reviews9.6/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development50% JavaScript60% Other -
$25,000+< $25 / hr250 - 999Ahmedabad, 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+$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+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
36.5/40.017.6/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
70% Web Development50% JavaScript30% Other -
$25,000+$25 - $49 / hr50 - 249Newark, DE
Ability to deliver
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 -
$25,000+$25 - $49 / hr50 - 249L'viv, Ukraine
Ability to deliver
37.6/40.018.6/20 Reviews10/10 Clients & Experience9/10 Market PresenceService focus
40% Web Development50% JavaScript60% 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
Ability to deliver
36.7/40.019.4/20 Reviews9/10 Clients & Experience8.4/10 Market PresenceService focus
35% Web Development30% JavaScript65% Other -
$50,000+$100 - $149 / hr1,000 - 9,999San Francisco, CA
Ability to deliver
38.7/40.018.8/20 Reviews9.9/10 Clients & Experience10/10 Market PresenceService focus
15% Web Development25% JavaScript85% Other -
$1,000+< $25 / hr250 - 999Walpole, MA
Ability to deliver
35.9/40.016.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Web Development35% JavaScript60% Other -
$50,000+$50 - $99 / hr1,000 - 9,999New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% Web Development25% JavaScript90% Other -
$5,000+< $25 / hr50 - 249Ahmedabad, India
Ability to deliver
36.3/40.016.6/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Web Development45% JavaScript40% Other -
$10,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
38.7/40.019.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Web Development21% JavaScript70% 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 -
$10,000+$50 - $99 / hr250 - 999Marlborough, MA
Ability to deliver
38.7/40.019/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
25% Web Development25% JavaScript75% 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 / hr250 - 999New York, NY
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
28% Web Development15% JavaScript72% Other -
$50,000+$150 - $199 / hr50 - 249Matlock, England
Ability to deliver
37.8/40.018/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
100% Web Development30% JavaScript -
$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
Ability to deliver
37.3/40.018.2/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
50% Web Development70% JavaScript50% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38/40.018.2/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Web Development18% JavaScript79% Other -
$10,000+$50 - $99 / hr10 - 49Montevideo, Uruguay
Ability to deliver
38.3/40.019.4/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
40% Web Development50% JavaScript60% 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
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.