Top 100 JavaScript Developers
The Best of October 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$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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272$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
Clients
PlumeIndustries
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273$10,000+10 - 49 employeesZürich, SwitzerlandAxisbits GmbH, an application development company, was launched in 2013. The firm focuses on Mobile App Development, Web Development, Web Design, Artificial Intelligence, and more and has a small team.Read More
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Regal Wings Inc.Industries
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274$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
Clients
United NationsIndustries
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275$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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276$10,000+10 - 49 employeesSofia, BulgariaLexis Solutions is a software development firm launched in 2017. The firm offers Custom Software Development, Web Development, AI Consulting, Mobile App Development, and more and has a small team. The firm is in Sofia, Bulgaria; Los Angeles, California and Berlin, Germany.Read More
Clients
Onnoplus.com Kreston Bulmar Reviewhero.io Inoreader.comIndustries
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277$50,000+50 - 249 employeesSeattle, WAThirstySprout is an IT staff augmentation company. They are based in Seattle, Washington; San Francisco, California; Austin, Texas and Buenos Aires, Argentina and have a midsize team. The company provides IT staff augmentation, Generative AI, Custom Software Development, Web Development, and more.Read More
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Rover.comIndustries
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278$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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279$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
Clients
CloudBooking Glowi EClou DataloopIndustries
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280$25,000+50 - 249 employeesMontevideo, UruguayRead More
WyeWorks is an IT firm that is headquartered in Montevideo, Uruguay, and was founded in 2008. They have 24 employees, and specialize in IT staff augmentation, IT strategy consulting, and web development.
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CrazyEggIndustries
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281$10,000+250 - 999 employeesStuttgart, GermanyInstinctools is a midsize software development company established in 2000. Their team provides Custom Software Development, Artificial Intelligence, BI & big data consulting & SI, Mobile App Development, and more. The company is headquartered in Stuttgart, Germany; Warszawa, Poland; Mississauga, Canada and Wilmington, Delaware.Read More
Clients
Daimler Fujitsu Nostrum SpexAIIndustries
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282$25,000+50 - 249 employeesKraków, PolandDBB Software is an AI development company. They are in Kraków, Poland and Dnipro, Ukraine and have a midsize team that specializes in Artificial Intelligence, Custom Software Development, E-Commerce Development, Mobile App Development, and more. The company was launched in 2015.Read More
Clients
JLL Akamai DispatchHealth DoctifyIndustries
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283$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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284$25,000+50 - 249 employeesTampa, FLRead More
Website development company eagerWorks was established in 2015. Their small team is in Montevideo, Uruguay and focuses on web development, mobile app development, and IT strategy consulting.
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285$5,000+10 - 49 employeesKyiv, UkraineRead More
Sevn Studio is a full-cycle web studio based in Kiev, Ukraine. The studio, founded in 2014, has a team of more than ten that provides e-commerce development, web design and development, mobile app development, and AR/VR development services to small and midmarket companies in the e-commerce, advertising & marketing, business services, and other industries.
Clients
Sony Motul McDonalds Vichy LabaratoriesIndustries
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286$10,000+10 - 49 employeesBuenos Aires, ArgentinaRead More
Indicius is a software development agency based in Vicente Lopez, Argentina. The agency was founded in 2012 and has a team of around 12 specialists who provide UX/UI design, branding, and web design services to small and midmarket businesses.
Clients
Salsa The Underwatch Hotel Nubi KapitalIndustries
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287$50,000+10 - 49 employeesMiami, FLCosmico Studios is a Miami, Florida-based web design company and website development company. Established in 2019, the small team offers Web Design and Web Development.Read More
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288$5,000+10 - 49 employeesKraków, PolandRead More
JustIdea Agency is an interactive agency founded in 2015 and based in Kraków, Poland. With fewer than 10 employees, they offer e-commerce development, advertising, and conversion optimization services for small businesses in the field of e-commerce.
Clients
Toyota ANWAIndustries
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289$10,000+50 - 249 employeesWrocław, PolandTechstack company is a midsize custom software development company located in Wrocław, Poland; Tallinn, Estonia and Dover, Delaware. Launched in 2014, the team focuses on Custom Software Development, Mobile App Development, Web Development, Artificial Intelligence, and more.Read More
Clients
Corel VivaQuant SkillLab Exaum EnergyIndustries
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290$50,000+50 - 249 employeesToronto, CanadaMarketing Strategy company Major Tom is based in New York, New York; Toronto, Canada; Vancouver, Canada and San Jose, California. Founded in 2000, the midsize team specializes in Marketing Strategy, Performance Marketing, Advertising, Branding, and more.Read More
Clients
The Little Potato Company SAP L'Oreal PepsiCoIndustries
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291$75,000+10 - 49 employeesMalvern, PAWeb development firm The Durkan Group was founded in 1998. Their small team is based in Malvern, Pennsylvania and specializes in Web Development, Web Design, Branding, and UX/UI Design.Read More
Clients
LLRIndustries
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292$25,000+50 - 249 employeesLondon, EnglandSoftware development company Magora was founded in 2010. In London, England; Sydney, Australia and Sunny Isles Beach, Florida, their midsize team provides Custom Software Development, Mobile App Development, Artificial Intelligence, Web Development, and more.Read More
Clients
DanoneIndustries
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293$25,000+50 - 249 employeesLondon, EnglandImaginary Cloud, a software development company, is located in London, England; Lisboa, Portugal; Coimbra, Portugal and San Francisco, California. The midsize team provides Custom Software Development, Artificial Intelligence, Mobile App Development, Web Development, and more and was founded in 2010.Read More
Clients
NokiaIndustries
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294$1,000+10 - 49 employeesAlba Iulia, RomaniaRead More
tagDiv is a web development and design company based in Alba Lulia, Romania. The company, founded in 2010, has team of around 15 that provides web development, web design, and custom software development services to various companies and institutions.
Clients
McDonald'sIndustries
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295$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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296$10,000+50 - 249 employeesKyiv, UkraineRead More
itjet is a software company based in Kyiv, Ukraine, and founded in 2019. With more than 10 employees, they specialize in web and mobile app development solutions for small and medium-sized businesses alike.
Clients
LumioIndustries
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297$5,000+10 - 49 employeesLos Angeles, CARead More
Bespoke Design is a web design firm based in Warsaw, Poland. Founded in 2015 ,their team of 5 serves clients in the IT services sector. Services include web development and JavaScript development.
Clients
NokiaIndustries
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298$25,000+10 - 49 employeesReston, VADarwin is a Reston, Virginia-based website development firm. Founded in 2011, the small team provides Web Development, UX/UI Design, Web Design, E-Commerce Development, and more.Read More
Clients
Audi of AmericaIndustries
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299$10,000+10 - 49 employeesToronto, CanadaHeadquartered in Toronto, Canada, Anyday is a web development company. The company specializes in Web Development, Web Design, and Custom Software Development and is small.The company was founded in 2018.Read More
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Canadian Chamber of CommerceIndustries
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300$25,000+50 - 249 employeesPlano, TXLaunched in 2010, Agency Partner Interactive LLC is a midsize software development company. Their services include Custom Software Development, Mobile App Development, Artificial Intelligence, Web Design, and more. The firm is located in Plano, Texas.Read More
Clients
Synergy Surgical Warrior Logistics Goodwill Industries of Dallas Inc. Access Professional SystemsIndustries
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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.