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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1$25,000+50 - 249 employeesKraków, PolandLaunched in 2005, xfive is a website development company. The midsize team offers Web Development, Web Design, and Low/No Code Development. The firm is located in Kraków, Poland; Hawthorn, Australia and San Francisco, California.Read More
Clients
Yanmar OECD Olera UC BerkeleyIndustries
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2$75,000+50 - 249 employeesVancouver, CanadaRead More
ImageX is a website development company. The midsize Vancouver, Canada-based team specializes in Web Development, Web Design, and Custom Software Development. The firm was established in 2001.
Clients
Apple Stanford University University of California, Stanislaus VerogenIndustries
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3$50,000+50 - 249 employeesGliwice, PolandBrainhub is a Gliwice, Poland-based website development firm. They focus on Web Development, cloud consulting & SI, and Enterprise App Modernization and were launched in 2015.Read More
Clients
National Geographic Star Stable GoKong Credit SuisseIndustries
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4$10,000+250 - 999 employeesThiruvananthapuram, IndiaWebsite development company ATEAM SOFT SOLUTIONS is in Thiruvananthapuram, India; Albuquerque, New Mexico and Thiruvananthapuram, India. The midsize company was launched in 2012. Their services include Web Development, Mobile App Development, Custom Software Development, and IT staff augmentation.Read More
Clients
Blacksmith International, USAIndustries
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5$25,000+50 - 249 employeesGliwice, PolandRead More
The Software House, a custom software development company, was launched in 2012. They are based in Gliwice, Poland; Kraków, Poland; Warszawa, Poland and Amsterdam, Netherlands and have a midsize team. The Software House offers Custom Software Development and Web Development.
Clients
eSky.com Hagerty XPate TraveliaIndustries
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6$10,000+50 - 249 employeesSan Francisco, CARead More
AirDev is a San Francisco based software development company. They were founded in 2015 and have a team of 11 employees who specialize in the custom software, web, mobile app development.
Clients
HPIndustries
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7$10,000+50 - 249 employeesMontevideo, UruguayRead More
Xmartlabs is a website development company. Based in Montevideo, Uruguay; San Francisco, California; Manhattan Beach, California and New York, New York, their midsize team focuses on Web Development, Mobile App Development, UX/UI Design, and Artificial Intelligence. The agency was established in 2012.
Clients
CipherHealth Id.me Tastemade Omniscia HealthIndustries
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8$50,000+50 - 249 employeesKharkiv, UkraineSpdLoad, a midsize web development firm, is based in Kharkiv, Ukraine. Launched in 2013, the team specializes in Web Development, Mobile App Development, and UX/UI Design.Read More
Industries
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9$1,000+250 - 999 employeesWalpole, MARead More
HTMLPanda, founded in 2014, is a website development company headquartered in Boston, with additional locations in Walpole, Mass., and New York City. The company’s team of 9 people focuses on web development, e-commerce development, and web design. They work with mid-market, enterprise, and small businesses for clients in the business services, IT, and financial services industries.
Clients
VodafoneIndustries
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10$25,000+250 - 999 employeesAhmedabad, IndiaFounded in 2015, WPWeb Infotech is a midsize web development company. Their services include Web Development and E-Commerce Development. The firm is located in Ahmedabad, India; Kesgrave, England; Ladson, South Carolina and Barrie, Canada.Read More
Clients
Automattic Foxi Music My Club Market Reliance FreshIndustries
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11$5,000+50 - 249 employeesL'viv, UkraineSoftonix is a midsize web development firm. They specialize in Web Development and Mobile App Development and were established in 2016.Read More
Clients
AutoboundIndustries
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12$5,000+50 - 249 employeesAhmedabad, IndiaRead More
Techuz InfoWeb Pvt. Ltd. Is a midsize website development firm. They provide Web Development, Web Design, Custom Software Development, Mobile App Development, and more and were established in 2014.
Clients
Count.ly Shell UK Tata MrButtonIndustries
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13$25,000+50 - 249 employeesNewark, DEINOXOFT is a software development company. Founded in 2014, the team provides Custom Software Development, Web Development, Artificial Intelligence, and AI Consulting. Their midsize agency is L'viv, Ukraine-based.Read More
Clients
TOSHIBA NIVEA Vestel ShelfIndustries
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14$10,000+50 - 249 employeesKuala Lumpur, MalaysiaEstablished in 2012, Lizard Global is an app development company. The midsize Amsterdam, Netherlands-based team provides Mobile App Development, Web Development, and Custom Software Development.Read More
Clients
HeinekenIndustries
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15$10,000+1,000 - 9,999 employeesPlano, TXRead More
In Plano, Texas; Kazhakkoottam, India; Kakkanad, India and Delhi, India, Experion Technologies is a custom software development company. The company focuses on Custom Software Development, Web Development, BI & big data consulting & SI, Mobile App Development, and more and is large.The company was launched in 2006.
Clients
DuracellIndustries
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16$50,000+1,000 - 9,999 employeesSan Francisco, CARead More
Toptal is a private network of freelance technologists and designers. With more than 2000 freelance workers in its exclusive community, Toptal can be instrumental in finding the right freelance partner for development projects. The community includes developers for any platform, finance experts, and designers of both visual material and graphic interfaces. Because of its screening process, Toptal combines the reliability and expertise of an agency with the flexibility and affordability of freelance work.
Clients
Toptal clients include J.P. MorganIndustries
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17$25,000+50 - 249 employeesL'viv, UkraineRead More
Founded in 2015, Incora is a software development firm that offers web development and custom software development to their mid-market, small business, and enterprise clients in the business services, education, and healthcare industries. Their 50 employees are based out of Lviv.
Clients
Ralph WutscherIndustries
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18$5,000+50 - 249 employeesChicago, ILRead More
PopArt Studio, a web design company, is headquartered in Chicago, Illinois; Beograd, Serbia; Berlin, Germany and Auckland, New Zealand. The midsize company was launched in 2010. Their services include Web Design, Web Development, and Search Engine Optimization.
Clients
PepsiCo Schneider Electric SE Lear Corporation Nike IncIndustries
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19$10,000+250 - 999 employeesSan Francisco, CAGeekyAnts is a Bengaluru, India-based custom software development firm. The midsize team provides Custom Software Development, Mobile App Development, Web Development, Artificial Intelligence, and more. The firm was launched in 2006.Read More
Clients
Siveco Romania Olive Garden Darden KhataBookIndustries
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20$50,000+250 - 999 employeesIrvine, CAVincit is a midsize custom software development company. They provide Custom Software Development, Web Development, and Mobile App Development and were founded in 2007. The company is in Irvine, California and Scottsdale, Arizona.Read More
Clients
SplunkIndustries
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21$50,000+50 - 249 employeesNew York, NYRead More
XWP is a web agency founded in Chelsea, Australia in 2005 with over 50 employees. They offer web development, web design, and UX/UI design solutions to mid-market and enterprise-level clients in the fields of IT and media.
Clients
GoogleIndustries
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22$50,000+1,000 - 9,999 employeesNew York, NYVention is an IT staff augmentation company. Their large team is in New York, New York; London, England; Marietta, Georgia and San Francisco, California. The company focuses on IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more. The company was launched in 2002.Read More
Clients
IBM PayPal pwc IC MarketsIndustries
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23$50,000+50 - 249 employeesMatlock, EnglandWebsite development company Human Made was launched in 2010. The midsize New York, New York-based team focuses on Web Development.Read More
Clients
Sony Playstation Disney Standard Chartered HarvardIndustries
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24$10,000+250 - 999 employeesHanoi, VietnamEstablished in 2011, PowerGate Software is a midsize application development firm based in Hanoi, Vietnam; Iowa City, Iowa; Birdham, England and Montréal, Canada. Their services include Mobile App Development, Web Development, UX/UI Design, Custom Software Development, and more.Read More
Clients
Pitago, Beam, Ally.ioIndustries
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25$10,000+250 - 999 employeesMarlborough, MACustom software development firm Scopic was launched in 2006. Their midsize team is located in Marlborough, Massachusetts; Singapore, Singapore and Blacktown, Australia and provides Custom Software Development, Artificial Intelligence, Web Development, Mobile App Development, and more.Read More
Clients
Mediphany Orthoselect Sketchlist 3D Shapiro EnterprisesIndustries
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26$50,000+1,000 - 9,999 employeesL'viv, UkraineRead More
Headquartered in L'viv, Ukraine; New York, New York; Saratoga, California and Bellevue, Washington, Sigma Software Group is a software development company. The large agency was established in 2002. Their services include Custom Software Development, Web Development, Mobile App Development, BI & big data consulting & SI, and more.
Clients
VolvoIndustries
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27$10,000+250 - 999 employeesKolkata, IndiaBrainium Information Technologies, an app development firm, was launched in 2009. The firm focuses on Mobile App Development, Web Development, E-Commerce Development, and IT staff augmentation and has a midsize team.Read More
Clients
Thomson Reuters ANZ Bank GMG IFBIndustries
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28$10,000+10 - 49 employeesWarszawa, PolandRead More
Software development company and web development firm Blazity is located in Warszawa, Poland. The small agency was established in 2018. Their team specializes in Custom Software Development and Web Development.
Clients
Reckit Solana Planday SpeechmaticsIndustries
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29$10,000+10 - 49 employeesCovina, CARead More
AVA.codes is a front-end development company with offices in Berlin and Kyiv, Ukraine. Founded in 2017, their 20+ are experts in web development and keeping a narrow focus on programming user interfaces.
Clients
TraceSafe(CNSX: TSF)Industries
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30$10,000+250 - 999 employeesNew York, NYCleveroad is a midsize software development firm. They offer Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more and were established in 2011.Read More
Clients
DPD Mangopay PENNEO A/S LEGOIndustries
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