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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271$10,000+10 - 49 employeesMontevideo, UruguayIn Montevideo, Uruguay and Houston, Texas, Bixlabs is a custom software development company. The small team provides Custom Software Development, Web Development, UX/UI Design, and Mobile App Development and was established in 2014.Read More
Clients
REMAXIndustries
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272$5,000+250 - 999 employeesKolkata, IndiaCapital Numbers is a software development firm. Their midsize team is headquartered in Kolkata, India; San Francisco, California and Gurugram, India and specializes in Custom Software Development, Artificial Intelligence, UX/UI Design, IT staff augmentation, and more. The firm was founded in 2012.Read More
Clients
Consumer ReportsIndustries
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273$50,000+250 - 999 employeesAustin, TXCody Solutions is an Austin, Texas-based AI Agents company. Launched in 2018, the midsize team offers AI Agents, Artificial Intelligence, AI Consulting, Mobile App Development, and more.Read More
Clients
United NationsIndustries
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274$50,000+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
Clients
Dassault SystèmesIndustries
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275$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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276$10,000+50 - 249 employeesDubai, United Arab EmiratesLumitech is a custom software development company launched in 2022. The midsize team specializes in Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more. The agency is located in Dubai, United Arab Emirates.Read More
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277$5,000+50 - 249 employeesRead More
Zeroqode is a web development company. Their midsize team is in Chișinău, Moldova. Their services include web development, mobile app development, and web design. The company was launched in 2016.
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278$5,000+50 - 249 employeesJaipur, IndiaEmizen Tech is a mobile application development firm. Launched in 2013, the midsize company is headquartered in New York, New York; Jaipur, India; Singapore, Singapore and London, England. Their team focuses on Mobile App Development, Web Development, E-Commerce Development, Artificial Intelligence, and more.Read More
Clients
Ego ShoesIndustries
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279$1,000+50 - 249 employeesMarkham, CanadaWebsite development firm iTechnolabs Inc was launched in 2014. Their midsize team is in Markham, Canada; Sheridan, Wyoming; Calgary, Canada and Sahibzada Ajit Singh Nagar, India. Their services include Web Development, Mobile App Development, and Custom Software Development.Read More
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280$5,000+10 - 49 employeesSPLIT Development - Shopify Plus Agency, an e-commerce development firm, was founded in 2019. They are headquartered in Tallinn, Estonia; White Plains, New York and Kropyvnytskyi, Ukraine and have a small team. Their services include E-Commerce Development, Web Design, and Web Development.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$5,000+10 - 49 employeesRapidDev is a small custom software development company. They specialize in Custom Software Development, Web Development, Mobile App Development, Low/No Code Development, and more and were founded in 2020. The firm is in Boston, Massachusetts.Read More
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283$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.
Clients
Lingit ASIndustries
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284$1,000+10 - 49 employeesReston, VASEO agency 321 Web Marketing was established in 2013. Their small team is located in Reston, Virginia. 321 Web Marketing specializes in Search Engine Optimization, Web Development, Content Marketing, and Pay Per Click.Read More
Clients
Business Benefits GroupIndustries
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285$25,000+50 - 249 employeesNew York, NYPerpetual is an UX company launched in 2012. The company provides UX/UI Design, Web Development, Low/No Code Development, Web Design, and more and has a midsize team. The company is based in New York, New York and नवी मुंबई, India.Read More
Clients
ReutersIndustries
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286$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.
Industries
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287$50,000+50 - 249 employeesKraków, PolandRailsware is a website development company established in 2007. Their midsize team is headquartered in Pasadena, California; Kraków, Poland; Kyiv, Ukraine and Dubai, United Arab Emirates. The company offers Web Development, Custom Software Development, Artificial Intelligence, AI Consulting, and more.Read More
Clients
SendGridIndustries
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288$10,000+10 - 49 employeesRead More
Zanjo is a Los Angeles-based digital design studio founded in 2015. With a team of under 50, the company focuses on small- to mid-sized clients in a range of industries. Their main services include UX/UI design, web design, and web development.
Clients
Huawei Intel Konux AltruusIndustries
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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$5,000+250 - 999 employeesHanoi, VietnamAMELA Technology is a website development company. The midsize Hanoi, Vietnam-based team focuses on Web Development, Mobile App Development, IT staff augmentation, Artificial Intelligence, and more. The company was founded in 2019.Read More
Clients
SkystreeIndustries
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291$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.
Clients
Red BullIndustries
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292$25,000+50 - 249 employeesKyiv, UkraineWebbyLab is an IoT development company established in 2011. They are located in Kyiv, Ukraine and London, England and have a midsize team. Their services include IoT development, Artificial Intelligence, and Web Development.Read More
Clients
AMG MercedesIndustries
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293$25,000+10 - 49 employeesFounded in 2016, WTT Solutions is a small application development company. Their team focuses on Mobile App Development, Custom Software Development, Artificial Intelligence, Web Development, and more. The firm is headquartered in Dallas, Texas and Dover, Delaware.Read More
Clients
Moreton Blue SoftwareIndustries
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294$5,000+50 - 249 employeesHo Chi Minh, VietnamNUS Technology is a website development company based in Ho Chi Minh, Vietnam. Launched in 2013, the midsize team focuses on Web Development and Mobile App Development.Read More
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295$50,000+50 - 249 employeesNewport Beach, CASaritasa is a software development company headquartered in Newport Beach, California; New York, New York; Chicago, Illinois and Manhattan Beach, California. The midsize firm was founded in 2005. Their services include Custom Software Development, AR/VR development, Web Development, Mobile App Development, and more.Read More
Clients
Mitsubishi Makita ASCO Power Technologies WinegardIndustries
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296$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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297$5,000+50 - 249 employeesWarszawa, PolandPowercode Group, a mobile application development firm, was founded in 2015. The firm focuses on Mobile App Development, IT staff augmentation, Custom Software Development, Web Development, and more and has a midsize team. The firm is headquartered in London, England; Lünen, Germany and Warszawa, Poland.Read More
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298$10,000+50 - 249 employeesIvano-Frankivs'k, UkraineLocated in Northbrook, Illinois and Ivano-Frankivs'k, Ukraine, COAX Software is an app development firm. The midsize team provides Mobile App Development, Web Development, Artificial Intelligence, and Custom Software Development and was launched in 2010.Read More
Clients
MICRMIndustries
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299$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
Clients
Harvard UniversityIndustries
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300$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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