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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421$1,000+50 - 249 employeesKlemzig, AustraliaIncipient Infotech is a software development firm established in 2013. They are in Klemzig, Australia and Ahmedabad, India and have a midsize team. The company provides Custom Software Development, Mobile App Development, Web Development, and Artificial Intelligence.Read More
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422$5,000+2 - 9 employeesBurbank, CARead More
DesignPax, a web design company, was founded in 2009. They are based in Burbank, California and have a small team. Their services include web design, graphic design, logo, and print design.
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423$10,000+10 - 49 employeesKraków, PolandRead More
UIG Studio is a web design and development studio based in Krakow, Poland. Founded in 2013, the team of 17 specializes in UX/UI design, web development, and mobile app development. They work primarily with midmarket and small business level clients, mainly in the business services and education industries.
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Saudi AramcoIndustries
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424$50,000+10 - 49 employeesSarratt, EnglandCustom software development firm Clock Limited was established in 1997. The agency offers Custom Software Development, Mobile App Development, UX/UI Design, and Web Development and has a small team. The agency is headquartered in Sarratt, England and London, England.Read More
Clients
Riot Games Mythical Society Hearst International Tennis FederationIndustries
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425$1,000+10 - 49 employeesLausanne, SwitzerlandWPRiders is a website development firm based in Lausanne, Switzerland and Sacramento, California. They provide Web Development, E-Commerce Development, and Web Design and were established in 2014.Read More
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Bitdefender BNP Paribas Panasonic TechnicsIndustries
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426$5,000+50 - 249 employeesYerevan, ArmeniaRead More
Founded in 2018, Fusion Team is a Russia based development company located in the city of Taganrog. Their team of 13 provides web design, UX/UI design, web development, and mobile app development to clients.
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SidekikerIndustries
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427$10,000+50 - 249 employeesL'viv, UkraineRead More
ElifTech is a global technology service company based in Ukraine with an office in Wilmington, Del. The agency was established in 2015 and employs a team of nearly 40 development specialists. Their services include web, IoT, and custom software development for mainly small businesses in the manufacturing, transportation, and healthcare industries.
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Class WalletIndustries
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428$10,000+10 - 49 employeesPančevo, SerbiaBroworks is a small web design company. They specialize in Web Design, Web Development, UX/UI Design, Artificial Intelligence, and more and were launched in 2019.Read More
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Frontera Search Partners Epiq Solutions Visa FranchiseIndustries
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429$10,000+10 - 49 employeesKøbenhavn, DenmarkHeadquartered in København, Denmark, Kvalifik is a web design agency. The small agency was established in 2015. Their services include Web Design, Web Development, UX/UI Design, Low/No Code Development, and more.Read More
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430$25,000+50 - 249 employeesLondon, EnglandRead More
Located in London, England; Sydney, Australia and Sunny Isles Beach, Florida, Magora is a software development company. The midsize team specializes in Custom Software Development, Mobile App Development, Web Development, Artificial Intelligence, and more. The agency was launched in 2010.
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DanoneIndustries
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431$25,000+50 - 249 employeesWarszawa, PolandEL Passion is a midsize web development company. Launched in 2011, the agency is located in Warszawa, Poland and Warszawa, Poland. Their services include Web Development, Custom Software Development, Artificial Intelligence, UX/UI Design, and more.Read More
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432$25,000+10 - 49 employeesPortland, ORRead More
Olio Apps is a development agency based in Portland, Ore., and founded in 2012. Their team of more than two provides custom software, web, and mobile app development solutions for clients that range from small startups to large enterprises.
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ApptioIndustries
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433$25,000+50 - 249 employeesTampa, FLStellar Soft, a web development company, was launched in 2019. Their midsize team is in Tallinn, Estonia; Tampa, Florida; Alicante, Spain and Kyiv, Ukraine. The company focuses on Web Development, E-Commerce Development, and UX/UI Design.Read More
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434$25,000+10 - 49 employeesYerevan, ArmeniaRead More
Sourcemap.pro is a Yerevan, Armenia-based website development firm. The small firm was founded in 2019. Their services include web development.
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435Undisclosed1,000 - 9,999 employeesHo Chi Minh City, VietnamCBTW APAC, a large software development company, is located in Ho Chi Minh City, Vietnam; Hanoi, Vietnam; Pasay, Philippines and Bengaluru, India. Founded in 1999, the team specializes in Custom Software Development, cloud consulting & SI, Web Development, Mobile App Development, and more.Read More
Clients
National Australia Bank (NAB) Microsoft Metrobank CIMB ThaiIndustries
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436$50,000+250 - 999 employeesThiruvananthapuram, IndiaRead More
InApp was founded in 2000 and currently has 300+ employees. Headquartered in Trivandrum, India, their services include web development, custom software development, and mobile app development. They also have another location in Palo Alto, Calif.
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437$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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438$5,000+10 - 49 employeesIrvine, CAMattered is an Irvine, California-based Email Marketing company. The small team provides Email Marketing, SMS Marketing, Web Development, and AI Consulting and was established in 2021.Read More
Clients
Yeti LSU Byte BurtonIndustries
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439$50,000+10 - 49 employeesVancouver, CanadaRead More
POWERSHiFTER is a digital strategy and development company that was founded in 2008. The agency has a team of 32 employees across Canada in Vancouver and Toronto. They focus on projects in web design, mobile app development, UX/UI design, SEO, and conversion optimization. These efforts mostly serve companies in the advertising and marketing, business services, financial services, IT, and telecommunications industries.
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440$5,000+50 - 249 employeesMiami, FLAnderson Collaborative™, an Advertising company, was established in 2019. The midsize team provides Advertising, E-Commerce Development, Marketing Strategy, Market Research, and more. The company is in Miami, Florida; Fort Lauderdale, Florida; Dallas, Texas and New York, New York.Read More
Clients
MattelIndustries
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441$50,000+10 - 49 employeesChicago, ILRead More
Highland is a digital experience agency based in Chicago. Founded in 1999, the team of about 30 specializes in product strategy, UX/UI design, and custom software development. They work primarily with midmarket to enterprise clients, mainly in the healthcare, financial services, and nonprofit sectors.
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Thrivent FinancialIndustries
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442$10,000+10 - 49 employeesBerlin, GermanyRead More
Advertising company eobiont was founded in 2000. In Berlin, Germany, their small team offers advertising, public relations, web design, web development, and more.
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443$10,000+50 - 249 employeesLondon, EnglandIn London, United Kingdom, MOHARA is a business consulting company. The agency provides business consulting and is midsize.The agency was established in 2016.Read More
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444$10,000+250 - 999 employeesHo Chi Minh City, VietnamSaigon Technology, a custom software development company, was established in 2012. The agency provides Custom Software Development, Web Development, Mobile App Development, IT managed services, and more and has a midsize team. The agency is based in Reston, Virginia; Reston, Virginia; Singapore and Ho Chi Minh City, Vietnam.Read More
Clients
WELIO YPO Lucette One HarvestIndustries
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445$5,000+50 - 249 employeesWarszawa, PolandRead More
Develtio is a Polish software house based in Warsaw and founded in 2016. They comprise five employees experienced in redefining software production through agile IT talent management and a quantitative approach to scoping projects. They specialize in the development and design of custom software and websites.
Clients
BNP ParibasIndustries
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446$25,000+250 - 999 employeesSan Francisco, CARobosoft Technologies Inc. Is a San Francisco, California-based app development company. They offer Mobile App Development, UX/UI Design, Web Development, Custom Software Development, and more and were launched in 1996.Read More
Clients
Warner Bros. Discovery HSBC McDonalds Mercury FinanceIndustries
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447$10,000+10 - 49 employeesLondon, EnglandRead More
Plug & Play is a UX/UI agency based in London and Surrey. Founded in 2007, they are specialists in user experience and user interface design for software, websites and custom applications. They also have a front-end development service to support clients with the design implementation. Plug & Play work across a number of sectors with their clients ranging from funded startups to large corporations such as Legal & General.
Clients
WWF Powerleague Give A Grad A Go RSL AwardsIndustries
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448$50,000+10 - 49 employeesSencur, SloveniaRead More
Creatim Rzisnik Perc is a digital agency founded in 2000 with a team of fewer than 50 professionals. Based in Sencur, Slovenia, the company offers their services in custom software development, e-commerce development, and UX.UI design for small and medium-sized businesses. They primarily work in the field of e-commerce, as well as in the industries of hospitality and financial services.
Clients
SKB bank Vita Insurance Slovenian Tourist Organization MerkurIndustries
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449$25,000+50 - 249 employeesSan Jose, CADiffco AI, a custom software development company, is in San Jose, California. The midsize team provides Custom Software Development, Artificial Intelligence, Mobile App Development, AI Agents, and more and was established in 2008.Read More
Clients
Mars Chemtreat Nokia InstreamaticIndustries
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450$50,000+50 - 249 employeesMelbourne, AustraliaBased in Melbourne, Australia; Sydney, Australia; Brisbane City, Australia and Legian, Indonesia, Luminary is a web design company. The midsize team specializes in Web Design, Web Development, Digital Strategy, Search Engine Optimization, and more and was founded in 1999.Read More
Clients
Clipsal by Schneider ElectricIndustries
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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.