Top 100 JavaScript Developers
The Best of August 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.
List of the Best JavaScript Development Companies
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271$25,000+50 - 249 employeesBucurești, RomaniaRead More
Existek is a full-cycle software development and outsourcing firm based in Vinnitsa, Ukraine. They were established in 2012, and have 13 employees. Existek's services include web development, custom software development, IT staff augmentation, and more.
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Lingit ASIndustries
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272$25,000+10 - 49 employeesNeedham, MAThe Gnar Company is a custom software development company. Established in 2015, the agency is headquartered in Needham, Massachusetts. The small team offers Custom Software Development, Mobile App Development, Web Development, UX/UI Design, and more.Read More
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273$50,000+10 - 49 employeesWeston, FLRead More
WestonDev is a mobile app development firm. The small Weston, Florida-based agency was launched in 2018. Their services include mobile app development, web development, custom software development, ux/ui design, and more.
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274$25,000+10 - 49 employeesSchaumburg, ILHyperSense Software, a small AI Agents company, is located in Schaumburg, Illinois and București, Romania. Launched in 2003, the team specializes in AI Agents, Mobile App Development, UX/UI Design, Web Development, and more.Read More
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SIGNAL IDUNA Orange KORE Group Holdings, Inc. ALD AutomativeIndustries
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275$1,000+250 - 999 employeesKolkata, IndiaRead More
Digital Aptech is an e-commerce development company located in Kolkata, India. The midsize firm was established in 2011. Their team focuses on E-Commerce Development, Digital Strategy, UX/UI Design, IT staff augmentation, and more.
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276$10,000+250 - 999 employeesKolkata, IndiaEstablished in 2012, Capital Numbers is a midsize custom software development firm based in Kolkata, India; San Francisco, California; Gurugram, India and Edison, New Jersey. Their services include Custom Software Development, Artificial Intelligence, UX/UI Design, DevOps Managed Services, and more.Read More
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Consumer ReportsIndustries
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277$10,000+50 - 249 employeesRzeszów, PolandRead More
Concise Software is a blockchain and software development company based in Berlin, Germany with an office in Rzeszów, Poland. Founded in 2011, the team of 43 specializes in blockchain, mobile app development, and custom software development. They work primarily with midmarket clients, in the business services, automotive, and consumer products and services industries.
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Red BullIndustries
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278$50,000+250 - 999 employeesAustin, TXCody Solutions, an AI Consulting company, was launched in 2018. Their midsize team is located in Austin, Texas; Wrocław, Poland and Miami, Florida. The agency focuses on AI Consulting, AI Agents, Artificial Intelligence, Mobile App Development, and more.Read More
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United NationsIndustries
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279$5,000+50 - 249 employeesDallas, TXEmizen Tech is an app development company located in Dallas, Texas; Jaipur, India; Singapore, Singapore and London, England. The company focuses on Mobile App Development, Web Development, Custom Software Development, Artificial Intelligence, and more and has a midsize team.The company was founded in 2013.Read More
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Ego ShoesIndustries
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280$1,000+250 - 999 employeesSan Jose, CAMavlers is a San Jose, California-based e-commerce development company. The midsize company was launched in 2012. Their team specializes in E-Commerce Development, Email Marketing, Pay Per Click, Web Development, and more.Read More
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281$10,000+10 - 49 employeesCherkasy, UkraineRead More
Launched in 2019, SmithySoft is an IT staff augmentation company. Their small team is headquartered in Cherkasy, Ukraine and provides IT staff augmentation, web development, other IT consulting and SI, mobile app development, and more.
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282$25,000+10 - 49 employeesWestborough, MAWakefly, Inc. Is a web development firm. Launched in 2002, the small company is located in Westborough, Massachusetts. Their services include Web Development, Custom Software Development, Pay Per Click, UX/UI Design, and more.Read More
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Wakefly has designed and developed hundreds of websites across multiple content management systemsIndustries
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283$10,000+50 - 249 employeesGreenwood, INApptechies is a midsize mobile app development company. Headquartered in Austin, Texas; London, England and Greenwood, Indiana, the agency was founded in 2018. Their team specializes in Mobile App Development, Web Development, and Custom Software Development.Read More
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LocumBoxIndustries
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284$50,000+10 - 49 employeesNew Orleans, LARead More
LookFar Labs is a software development studio based in New Orleans, LA. Founded in 2014, LookFar Labs's team of 25+ employees provides custom software development, UX/UI design, digital strategy, and market research services for small and midmarket businesses.
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LCI Worker's CompIndustries
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285$100,000+250 - 999 employeesNew York, NYCoderio is an artificial intelligence development company. They provide Artificial Intelligence, IT staff augmentation, Custom Software Development, Web Development, and more and were founded in 2017. Their midsize team is headquartered in New York, New York; C1425BYF, Argentina; Jesús María, Peru and Montevideo, Uruguay.Read More
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Coca-Cola McDonald's Visa FedExIndustries
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286$10,000+250 - 999 employeesAhmedabad, IndiaMindInventory is an AI company founded in 2011. The midsize Ahmedabad, India-based team provides Artificial Intelligence, Custom Software Development, Web Development, and Mobile App Development.Read More
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GoogleIndustries
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287$5,000+10 - 49 employeesWarszawa, PolandFoursets is a SEO agency. The small Warszawa, Poland-based team provides Search Engine Optimization, Web Design, Web Development, and Low/No Code Development. The company was launched in 2021.Read More
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288$10,000+2 - 9 employeesDenver, COHDC is a web development company. They offer Web Development, Web Design, UX/UI Design, Low/No Code Development, and more and were founded in 2009. Their small team is Denver, Colorado-based.Read More
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Harvard UniversityIndustries
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289$10,000+50 - 249 employeesTeam Work Spirit is a website development company headquartered in Tallinn, Estonia. The midsize agency was founded in 2017. Their team provides Web Development, cloud consulting & SI, Mobile App Development, IoT development, and more.Read More
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290$10,000+50 - 249 employeesPhiladelphia, PALaunched in 2010, Curotec is a software development company. In Philadelphia, Pennsylvania and Newtown Square, Pennsylvania, their midsize team specializes in Custom Software Development, Web Design, and Web Development.Read More
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PlumeIndustries
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291$10,000+50 - 249 employeesSan Francisco, CARead More
Povio Labs is a design and development company headquartered in San Francisco. The team of 100+ provides software, web, and app development (iOS and Android), in addition to UX design, services to its small business and midmarket clients across a number of industries.
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Serena WilliamsIndustries
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292$25,000+10 - 49 employeesMarlborough, MA3 Media Web is a Marlborough, Massachusetts-based web design company. The small company was established in 2001. Their services include Web Design, Web Development, Digital Strategy, and Other Digital Marketing.Read More
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Dassault SystèmesIndustries
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293$50,000+10 - 49 employeesScottsdale, AZRead More
AKOS is a small custom software development firm. Founded in 2015, the agency is in Scottsdale, Arizona. Their team specializes in custom software development, ux/ui design, web development, and digital strategy.
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ClubReadyIndustries
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294$50,000+50 - 249 employeesPorto, PortugalRead More
Pixelmatters is a digital agency in Porto, Portugal. Founded in 2014, they have about 40 employees that serve clients in a wide range of industries. Services include web development, UI/UX design, and mobile app development.
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VMware Salesforce Vodafone T-MobileIndustries
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295$50,000+10 - 49 employeesMar del Plata, ArgentinaRead More
XOOR is a software development company based in Mar del Plata, Argentina. It was founded in 2017 and now employs a team of 6 that provides web , e-commerce development, and custom software development services. Though they work primarily with small businesses, they also have experience partnering with mid-market outfits.
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Boundary DigitalIndustries
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296$25,000+50 - 249 employeesL'viv, UkraineHeadquartered in L'viv, Ukraine; Warszawa, Poland and Markham, Canada, Reenbit is a software development firm. The midsize firm was established in 2018. Their team focuses on Custom Software Development, Artificial Intelligence, BI & big data consulting & SI, Enterprise App Modernization, and more.Read More
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CloudBooking Glowi EClou DataloopIndustries
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297$10,000+50 - 249 employeesBerlin, GermanyRead More
E-commerce development company Dinarys GmbH is in Berlin, Germany; Dnipro, Ukraine and Kraków, Poland. Launched in 2014, the midsize team specializes in E-Commerce Development, Web Design, IT staff augmentation, Web Development, and more.
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298$10,000+250 - 999 employeesNashua, NHRead More
A tech frontrunner since 1989, Zco is a full-stack app development firm offering web, mobile, and animation services. Headquartered in Nashua, New Hampshire with a Boston office, the 200+ specialists comprise a powerhouse team with outstanding and varied proficiencies.
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GolflogixIndustries
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299$5,000+50 - 249 employeesDnipro, UkraineRead More
Kultprosvet is an app development firm headquartered in Dnipro, Ukraine and Giv'atayim, Israel. Launched in 2012, the midsize team offers Mobile App Development, Custom Software Development, UX/UI Design, Web Development, and more.
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Liquidity Capital PolySurance (PolyCam) Bettercare Gifted (Gifted.co)Industries
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300$10,000+50 - 249 employeesStockholm, SwedenRead More
openGeeksLab is an IT development company of around 50 employees, established in 2015. Their headquarters is in Toronto, Canada, with a second location in Zaporizhzhia, Ukraine. They offer services in mobile app development, web development, and blockchain. They serve small, midmarket, and enterprise clients in the business, energy, financial, and healthcare industries.
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The H HubIndustries
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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.