Top 100 JavaScript Developers
The Best of April 2026Looking for a top JavaScript development company?
Developers use JavaScript to make web pages responsive and interactive. JavaScript is a text-based programming language used in web development, typically alongside CSS and HTML. Some common use cases for JavaScript are menus, animations, or interactive maps.
That's why we've created this list of the best JavaScript developers for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
JavaScript Development Companies FAQs
The most popular JavaScript development companies out there may not be the right match for your company's needs. Here are some FAQs to get you thinking about your business needs, which will help you find the right match.
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What is JavaScript used for?
JavaScript is one of the main programming languages in the web development industry today. Many developers utilize JavaScript to create interactive features for websites and applications. Many prefer it because it can produce responsive UI and animations.
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Is JavaScript still widely used?
Yes, JavaScript is widely used in the market and is considered one of the popular options in the programming language space. It has been proven to be a consistent and capable programming language for creating interactive and modern features for websites and applications.
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Which top companies use JavaScript?
A lot of established companies and businesses utilize JavaScript, but some of the notable ones are Facebook, Amazon, Netflix, Google, and even Microsoft. These companies utilize JavaScript for web development projects including their front-end and back-end needs.
List of the Best JavaScript Development Companies
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5641$1,000+10 - 49 employeesZhytomyr, UkraineRead More
SEOTM is a digital agency with locations in Zhytomyr, Ukraine, and Cork, Ireland. It was founded in 2005 and has 30 employees who specialize in web development, SEO, and web design.
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KusumPharmIndustries
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5642$5,000+2 - 9 employeesTallinn, EstoniaRead More
Zetico is a B2B digital consulting firm founded in Kyiv in 2020 with no more than two experts. They specialize in web development, custom software development, and cloud consulting solutions for various clients.
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Mozilla FoundationIndustries
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5643$1,000+2 - 9 employeesRead More
Founded in 2011, Gruffi is a digital web agency based in Poznan, Poland. Their small team, with less than ten employees, specializes in digital strategy, web development, e-commerce development, and web design. They focus on Android and WordPress platforms.
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AIG -
5644$50,000+50 - 249 employeesUtrecht, NetherlandsSunbytes is a midsize Cybersecurity company. Established in 2012, the team provides Cybersecurity, Recruiting, Web Design, IT staff augmentation, and more. The firm is in Utrecht, Netherlands and Ho Chi Minh City, Vietnam.Read More
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5645$1,000+10 - 49 employeesTel Aviv-Yafo, IsraelEstablished in 2006, LEVIEV'S is a software development firm. The small team offers Custom Software Development, Web Development, Pay Per Click, Cybersecurity, and more. The agency is in Tel Aviv-Yafo, Israel.Read More
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5646$1,000+10 - 49 employeesFounded in 1994, eBase U.S. Is a software development company. The company offers custom software development, web development, web design, ux/ui design, and more and has a small team. The company is located in Yonago City, Tottori prefecture, Japan.Read More
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5647$1,000+Freelancer employeesBarcelona, SpainRead More
Hable Studios is a web design and development studio based in Barcelona. Founded in 2018, they serve small and midmarket businesses in industries such as arts and entertainment, business services, and education.
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PaperclipIndustries
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5648$10,000+50 - 249 employeesTarneit, AustraliaMarquee Solution is a SEO company. The midsize Surat, India-based agency was launched in 2013. Their team provides search engine optimization, pay per click, web development, mobile app development, and more.Read More
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5649$5,000+10 - 49 employeesBucurești, RomaniaRead More
Digital Ninja is a full-service digital agency based in Constanta, Romania, with offices in Bucharest, Romania, and London. Founded in 2015, Digital Ninja's team of fewer than 5 employees provides web design, web development, e-commerce development, PPC, and conversion rate optimization services.
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FRF - Romanian Football FederationIndustries
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5650$10,000+10 - 49 employeesWilmington, DE6sense HQ is a software development company. They are based in Wilmington, Delaware and Dhaka, Bangladesh and have a small team. Their services include Custom Software Development, Mobile App Development, Other Application Development, Web Development, and more.Read More
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5651$5,000+2 - 9 employeesOrlando, FLRead More
Outcome Engine, a , is in Albuquerque, New Mexico. The firm offers and has a small team.The firm was launched in 2023.
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5652$5,000+50 - 249 employeesKathmandu, NepalCurves n' Colors Pvt. Ltd., an user experience agency, is in Kathmandu, Nepal. Their services include UX/UI Design and Custom Software Development.Read More
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5653$1,000+10 - 49 employeesBengaluru, IndiaQualwebs is a website development firm. They focus on Web Development, Mobile App Development, Custom Software Development, and UX/UI Design and were established in 2015. Their small team is Bengaluru, India-based.Read More
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5654$10,000+10 - 49 employeesInnovative Owl Technology is a branding agency. Their small team is based in Cleveland, Ohio and specializes in Branding, UX/UI Design, Web Development, Mobile App Development, and more. The firm was founded in 2023.Read More
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Hendrickson Care Bloom Watson & Chalin UGen HealthIndustries
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5655$1,000+10 - 49 employeesWebconne8, a web development firm, was launched in 2013. Located in Frisco, Texas and Grottaferrata, Italy, their small team provides Web Development, Mobile App Development, Search Engine Optimization, and Pay Per Click.Read More
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5656Undisclosed250 - 999 employeesManassas, VASynergetica, a user experience design company, is located in Tampa, Florida; Kyiv, Ukraine and Warszawa, Poland. The midsize firm was established in 2000. Their team focuses on ux/ui design, IT strategy consulting, mobile app development, e-commerce development, and more.Read More
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5657$10,000+2 - 9 employeesOlivos, ArgentinaLoop3 is a custom software development firm. The Olivos, Argentina-based firm was launched in 2022. The small team offers custom software development, web development, mobile app development, IT strategy consulting, and more.Read More
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5658$5,000+10 - 49 employeesWrocław, PolandRead More
Ringo Solutions is a software development company based in Wrocław, Poland. Founded in 2013, they comprise three employees specializing in web and mobile app development, application management and support, and CMS. They work primarily for startups and midmarket enterprises, usually in manufacturing, retail or finance.
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5659$5,000+2 - 9 employeesSmack Happy Design is a web design agency established in 2008. The small team focuses on Web Design and Web Development.Read More
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5660Undisclosed2 - 9 employeesRead More
Nice Work Done is a creative digital agency that was founded in 2001 and is headquartered in Novi Sad, Serbia. Its small team of fewer than 5 employees specializes in web development, digital strategy, and branding.
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Smart Advantage ltd -
5661$1,000+10 - 49 employeesGurugram, IndiaRead More
Kadam Technologies is a development agency based in Gurgaon, India. Founded in 2015, it focuses on small business clients in e-commerce and health fields. Services include web development, e-commerce development, and UX/UI design.
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BreathClinicIndustries
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5662$1,000+10 - 49 employeesAhmedabad, IndiaIBoon Technologies is a software development company established in 2013. In Ahmedabad, India, their small team offers Custom Software Development, Mobile App Development, Web Development, UX/UI Design, and more.Read More
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ValmiIndustries
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5663$10,000+2 - 9 employeesSt. Helens, ORRead More
Software Harmonics, LLC is a software company based in St. Helens, Ore. with more than two members. They have provided custom software and web development solutions since their founding in 2020. They work with small and mid-market companies.
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NewGen Vineyard ServicesIndustries
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5664$5,000+2 - 9 employeesNew York, NYRead More
Net Theory, Inc. is a web design and development company founded in 1999 and located in New York. With a team of fewer than 50 employees, they serve small businesses in the e-commerce, consumer products and services, and media industries. Their services include web development, digital strategy, UX/UI design, and e-commerce development.
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Caviar RusseIndustries
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5665$5,000+50 - 249 employeesSurat, IndiaE-commerce development firm devx was launched in 2022. The team provides E-Commerce Development and Web Development.Read More
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5666$1,000+10 - 49 employeesTallinn, EstoniaCycles is a web development company. They offer Web Development, Web Design, UX/UI Design, E-Commerce Development, and more and were established in 2024. The company is based in Tallinn, Estonia.Read More
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Creative Campaign & Brand Design Support for Murdock Growth-Focused Marketing Design Support for Naya Wolfspout – uplifted conversions by 17% Sunnie Natural – increased conversions by 31%Industries
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5667$25,000+2 - 9 employeesRead More
ZDEV is a development agency in London, England. Founded in 2015, they have about 4 employees that serve mostly small businesses in a wide variety of industries. Services include web, custom software, and mobile app development.
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WashDoctors - Startup helping people to get their cars washed -
5668$10,000+10 - 49 employeesRead More
Feel IT Studio is a Kyiv, Ukraine-based mobile application development company. The small team focuses on mobile app development, web development, custom software development, e-commerce development, and more. The agency was launched in 2022.
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5669$10,000+50 - 249 employeesBellevue, WARead More
Virtuosity Consulting, a custom software development firm, was launched in 2008. They are located in Bellevue, Washington and Navi Mumbai, India and have a midsize team. Their services include custom software development, IT managed services, enterprise app modernization, web development, and more.
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5670$5,000+2 - 9 employeesLaunched in 2024, Tantrija Enterprises is a small Blockchain company headquartered in Ajmer, India. Their services include Blockchain, Web Design, Web Development, Mobile App Development, and more.Read More
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