Top 100 JavaScript Developers
The Best of June 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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121$25,000+50 - 249 employeesNew York, NYWeb design company Lounge Lizard was launched in 1998. They are headquartered in New York, New York; Washington, District of Columbia; Nashville, Tennessee and Holbrook, New York and have a midsize team. Lounge Lizard specializes in Web Design, Web Development, and Branding.Read More
Clients
A&E Television Andersen Tax Alliance Valley Bean Axium PlasticsIndustries
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122$25,000+50 - 249 employeesBuenos Aires, ArgentinaMobile application development firm 10Pines was established in 2009. Their midsize team is headquartered in Buenos Aires, Argentina. 10Pines offers Mobile App Development, Web Development, and Custom Software Development.Read More
Clients
Lattice Spring ClaroIndustries
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123Undisclosed50 - 249 employeesSan Francisco, CAWebsite development company and artificial intelligence company Yellow is in San Francisco, California; Paris, France; T'bilisi, Georgia and Cape Town, South Africa. The midsize team specializes in Web Development and Artificial Intelligence. The firm was launched in 2015.Read More
Clients
Fusion MarketsIndustries
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124$50,000+250 - 999 employeesNaples, FLIntetics Inc. Is an IT managed services company founded in 1995. The firm focuses on IT managed services, IT staff augmentation, Custom Software Development, Web Development, and more and has a midsize team. The firm is headquartered in Naples, Florida; Düsseldorf, Germany; Kraków, Poland and Kyiv, Ukraine.Read More
Clients
Encyclopaedia BritannicaIndustries
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125$10,000+250 - 999 employeesKharkiv, UkraineEstablished in 2000, Zfort Group is a midsize software development company. Their services include Custom Software Development, Web Development, Mobile App Development, Artificial Intelligence, and more. The agency is based in Kharkiv, Ukraine and New York, New York.Read More
Clients
Online.ioIndustries
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126$10,000+50 - 249 employeesKyiv, UkraineOVERCODE, a web development firm, is located in London, England; Kyiv, Ukraine; San Francisco, California and Toronto, Canada. The midsize company was founded in 2018. Their services include Web Development, Mobile App Development, Web Design, UX/UI Design, and more.Read More
Clients
SignifAI (New Relic)Industries
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127$75,000+50 - 249 employeesVancouver, CanadaRead More
Kanopi Studios is a strategy, design, and development agency based in San Francisco. Founded in 2010, the team of 33 specializes in web development, web design, and UX/UI design. They focus on business services, non-profits, and consumer products and services.
Clients
Exploratorium UCSF Department of Surgery Global Brain Health Institute Flagler CollegeIndustries
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128$25,000+250 - 999 employeesWhite Plains, NYFingent is a software development company. Established in 2003, the team provides Custom Software Development, Artificial Intelligence, Web Development, and Mobile App Development. Their midsize firm is in White Plains, New York; Dubai, United Arab Emirates; Kochi, India and Melbourne, Australia.Read More
Clients
Sony Mastercard AGP CBNIndustries
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129$25,000+250 - 999 employeesGliwice, PolandLaunched in 2000, Future Processing is a software development company. In Gliwice, Poland; Ternopil, Ukraine; London, England and Düsseldorf, Germany, their midsize team specializes in Custom Software Development, cloud consulting & SI, BI & big data consulting & SI, Web Development, and more.Read More
Clients
AllocateIndustries
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130$1,000+50 - 249 employeesKyiv, UkraineDRUM'N'CODE is a Kyiv, Ukraine-based custom software development company. They focus on Custom Software Development, Web Development, Web Design, UX/UI Design, and more and were founded in 2015.Read More
Clients
ViddyozeIndustries
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131$75,000+250 - 999 employeesWashington, DCWeb design agency WDG - Web Development Group was founded in 2004. The midsize team provides Web Design, Web Development, Digital Strategy, and Branding. The firm is in Washington, District of Columbia.Read More
Clients
Barnes and NobleIndustries
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132$10,000+50 - 249 employeesWarszawa, PolandEstablished in 2016, SolveIt is a mobile app development company. Headquartered in Warszawa, Poland; Stockholm, Sweden; Oslo, Norway and Manchester, England, their midsize team specializes in Mobile App Development, Web Development, UX/UI Design, and Artificial Intelligence.Read More
Industries
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133$75,000+50 - 249 employeesLansing, MILocated in Lansing, Michigan and League City, Texas, Modern Tribe is a website development company. Launched in 2006, the midsize team focuses on Web Development, Web Design, UX/UI Design, and Custom Software Development.Read More
Clients
Harvard UniversityIndustries
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134$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.
Clients
VMware Salesforce Vodafone T-MobileIndustries
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135$1,000+50 - 249 employeesIvano-Frankivs'k, UkraineRead More
Founded in 2003, iDeus is a design and development agency based in Kharkiv, Ukraine. With over 50 team members, iDeus provides its clients with mobile app development, web development, web design, UX/UI design, e-commerce development, custom software development, SEO and IT strategy consulting. iDeus has clients in the consumer products & services, education, business services and automotive industries.
Clients
PlanitIndustries
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136$50,000+50 - 249 employeesAustin, TXRead More
Divelement Web Services, LLC is a web agency based in Laredo, Texas, and founded in 2020. With more than two employees, they offer e-commerce, web, and mobile app development solutions to small businesses in the fields of arts, business services, and consumer products.
Clients
RachioIndustries
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137$25,000+10 - 49 employeesBrooklyn, NYRead More
Buzzworthy Studio is a digital studio based in New York. Founded in 2012, the team of 11 specializes in web design, web development and UX/UI design. They work primarily with small business clients.
Clients
WeworkIndustries
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138$10,000+250 - 999 employeesRamsey, NJAlgoworks is a Ramsey, New Jersey-based application development company. The midsize firm was launched in 2006. Their team offers Mobile App Development, Web Development, UX/UI Design, Product Design, and more.Read More
Clients
Coca-ColaIndustries
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139$10,000+50 - 249 employeesLondon, EnglandFounded in 2020, Old.St Labs is an AI company. The midsize team provides Artificial Intelligence, Custom Software Development, Web Development, and Mobile App Development. The firm is based in London, England.Read More
Clients
Mariana UFP The Military App Allegr East CareIndustries
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140$25,000+10 - 49 employeesPittsburgh, PAWeb design agency HUEMOR was established in 2011. They are in Pittsburgh, Pennsylvania and have a small team. HUEMOR specializes in Web Design, Web Development, UX/UI Design, Search Engine Optimization, and more.Read More
Clients
23andMe Boston Dynamics HITT Construction ShopifyIndustries
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141$10,000+50 - 249 employeesDnipro, UkraineGo Wombat is a midsize web development company. Launched in 2015, the company is located in Dnipro, Ukraine; Tallinn, Estonia and València, Spain. Their team provides Web Development, Mobile App Development, Artificial Intelligence, and Cybersecurity.Read More
Clients
Disruption Advisors IKEA Demco British PetroleumIndustries
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142$1,000+50 - 249 employeesDhaka, BangladeshSJ Innovation LLC is a midsize website development firm established in 2004. Their services include Web Development, Application Testing, Mobile App Development, cloud consulting & SI, and more. The firm is in New York, New York; New Delhi, India; Dhaka, Bangladesh and Sylhet, Bangladesh.Read More
Clients
Johnson & Johnson USAIndustries
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143$25,000+50 - 249 employeesNovi Sad, SerbiaRead More
JSGuru is a custom software development company with offices in Eastern Europe (Serbia, Bosnia, and Herzegovina) and the USA (New York). Founded in 2006, their team of over 80 people handles mostly mid-market clients in fintech, insurtech, real estate, and marketing. Their services include product discovery, UX/UI design, software development, cloud and DevOps.
Clients
T-SystemsIndustries
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144$25,000+10 - 49 employeesSeattle, WACulture Foundry is a web design agency. They focus on Web Design, Web Development, Digital Strategy, Custom Software Development, and more and were established in 2010. Their small team is located in Seattle, Washington; Boulder, Colorado; Austin, Texas and Portland, Oregon.Read More
Clients
24 Hour FitnessIndustries
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145$25,000+50 - 249 employeesNew York, NYBased in New York, New York and Kolkata, India, Unified Infotech is a software development company. They offer Custom Software Development, Web Development, Web Design, IT staff augmentation, and more and were founded in 2010.Read More
Clients
NBC UniversalIndustries
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146$10,000+10 - 49 employeesLymm , EnglandVisions Design, a branding company, is in Lymm , England and Fort Worth, Texas. Launched in 2010, the small team offers Branding, Web Design, Web Development, and Search Engine Optimization.Read More
Clients
cocreatd Unreasonable Black X System 7Industries
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147$5,000+250 - 999 employeesAhmedabad, IndiaWebClues Infotech Private Limited is a website development company. The midsize team is located in Jersey City, New Jersey; Ahmedabad, India; Dubai, United Arab Emirates and Rajkot, India. Their services include Web Development, Custom Software Development, Mobile App Development, Artificial Intelligence, and more.Read More
Clients
TiledealerIndustries
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148$1,000+50 - 249 employeesMcKinney, TXRead More
UX agency Darly Solutions is in McKinney, Texas; Boryspil', Ukraine and Warszawa, Poland. The midsize company was established in 2016. Their services include UX/UI Design, Web Design, Product Design, IT staff augmentation, and more.
Clients
NewsletterIndustries
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149$10,000+50 - 249 employeesPerth, AustraliaRead More
Intuji is a software development company in Perth. Founded in 2015, they have about 50 employees and specialise in helping brands scale and grow using strategy, data, commerce and technology. Their services include customer experience consulting, web development, mobile app development, and UX/UI design.
Clients
Chamber of Commerce and Industry of Western AustraliaIndustries
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150$10,000+10 - 49 employeesMünchen, Germany&why Studio is a website development firm. Based in München, Germany and Berlin, Germany, their small team provides Web Development, UX/UI Design, Branding, Digital Strategy, and more. The company was launched in 2009.Read More
Clients
KKL Luzern GOLDBECK FreeNow DanoneIndustries
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