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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121$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
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Johnson & Johnson USAIndustries
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122$5,000+50 - 249 employeesLahore, PakistanFounded in 2017, Hashlogics is a midsize custom software development firm. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, Web Development, and more. The firm is headquartered in East Islip, New York and Lahore, Pakistan.Read More
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123$25,000+250 - 999 employeesGliwice, PolandEstablished in 2000, Future Processing is a custom software development company. The midsize team provides Custom Software Development, cloud consulting & SI, AI Consulting, Artificial Intelligence, and more. The agency is based in Gliwice, Poland; Ternopil, Ukraine; London, England and Düsseldorf, Germany.Read More
Clients
AllocateIndustries
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124$10,000+10 - 49 employeesLimassol, CyprusDigital Butlers is a Limassol, Cyprus-based UX company. The small company was founded in 2016. Their services include UX/UI Design, Web Design, Web Development, and Custom Software Development.Read More
Clients
inDrive Cofinity-X Torch Sensors Elvetiko Medical CenterIndustries
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125$10,000+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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126$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
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Disruption Advisors IKEA Demco British PetroleumIndustries
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127$5,000+250 - 999 employeesAhmedabad, IndiaWebClues Infotech Private Limited is a web development company launched in 2014. Their 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, Artificial Intelligence, Mobile App Development, and more.Read More
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TiledealerIndustries
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128$25,000+50 - 249 employeesAustin, TXBRIGHTSCOUT, a branding company, was founded in 2017. They are in Austin, Texas; Santa Fe de la Vera Cruz, Argentina; Beograd, Serbia and Gurugram, India and have a midsize team. Their services include Branding, Custom Software Development, Web Design, UX/UI Design, and more.Read More
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129$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.
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Chamber of Commerce and Industry of Western AustraliaIndustries
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130$1,000+1,000 - 9,999 employeesAhmedabad, IndiaFounded in 2021, Uplers is a large pay per click company. Their team provides Pay Per Click, Search Engine Optimization, Performance Marketing, Ecommerce Marketing, and more. The agency is located in Ahmedabad, India; San Diego, California and Surry Hills, Australia.Read More
Clients
Amazon Gitlab Twilio AirBnBIndustries
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131$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.
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PlanitIndustries
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132$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
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Coca-ColaIndustries
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133$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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134$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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135$25,000+10 - 49 employeesKelowna, CanadaLocated in Kelowna, Canada, Twirling Umbrellas is a small web design agency and website development company. They specialize in Web Design and Web Development and were founded in 2014.Read More
Clients
Canadian Association of Science Centres (CASC) Canadian Association of Snowboard Instructors (CASI) Acera Insurance Northern Lights CollegeIndustries
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136$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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137$5,000+50 - 249 employeesKyiv, UkraineROCKETECH, a custom software development firm, was launched in 2015. They are headquartered in Kyiv, Ukraine; Singapore, Singapore; London, England and San Francisco, California and have a midsize team. ROCKETECH offers Custom Software Development, Blockchain, Mobile App Development, and Web Development.Read More
Clients
GalamartIndustries
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138$10,000+50 - 249 employeesChernivtsi, UkraineInventorsoft is an IT staff augmentation company. Launched in 2015, the team focuses on IT staff augmentation, Custom Software Development, Web Development, and Mobile App Development. Their midsize company is Chernivtsi, Ukraine-based.Read More
Clients
Stotle Matics Techinov portal MedisheScholingIndustries
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139$10,000+250 - 999 employeesSofia, BulgariaFounded in 2012, Accedia is a midsize custom software development firm headquartered in Sofia, Bulgaria and Boston, Massachusetts. Their services include Custom Software Development, Web Development, Artificial Intelligence, Cybersecurity, and more.Read More
Clients
Castle Trust Bank Lufthansa Technik Shawbrook SKFIndustries
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140$5,000+10 - 49 employeesPoltava, UkraineWeb development firm Web Help Agency was launched in 2015. Headquartered in Poltava, Ukraine and Bristol, England, their small team specializes in Web Development.Read More
Clients
Domino's pizzaIndustries
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141$5,000+50 - 249 employeesStamford, EnglandRead More
Offshorly, a custom software development firm, was launched in 2014. Their midsize team is based in Stamford, England and Quezon City, Philippines and provides Custom Software Development, Artificial Intelligence, Web Design, Web Development, and more.
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7-11 (Philippines) Dribble Portfolio: https://dribbble.com/offshorlyIndustries
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142$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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143$75,000+50 - 249 employeesBoston, MARead More
Web development company 10up is headquartered in Sacramento, California; Boston, Massachusetts; New York, New York and London, United Kingdom. The agency provides web development, ux/ui design, web design, digital strategy, and more and is midsize.The agency was established in 2011.
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144$5,000+50 - 249 employeesNashville, TNUPQODE is a web design agency headquartered in Nashville, Tennessee; New York, New York; Tampa, Florida and Seattle, Washington. The midsize firm was launched in 2015. Their services include Web Design, UX/UI Design, and Web Development.Read More
Clients
Gracenote - Entertainment ProvidersIndustries
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145$10,000+50 - 249 employeesWarszawa, PolandAI company Fulcrum was established in 2018. Based in Warszawa, Poland; Sheridan, Wyoming and Kyiv, Ukraine, their midsize team provides Artificial Intelligence, Custom Software Development, IT staff augmentation, Web Development, and more.Read More
Clients
Mercedes website (Mercedes Car Dealership in Ukraine)Industries
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146$10,000+10 - 49 employeesWarrington, EnglandVisions Design is a branding agency based in Warrington, England and Fort Worth, Texas. The firm provides Branding, Web Design, Web Development, and Search Engine Optimization and has a small team.The firm was launched in 2010.Read More
Clients
cocreatd Unreasonable Black X System 7Industries
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147$75,000+250 - 999 employeesNew York, NYFueled is an app development firm. The New York, New York-based agency was launched in 2007. The midsize team specializes in Mobile App Development, UX/UI Design, Web Development, and Web Design.Read More
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MGM Resorts InternationalIndustries
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148$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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149$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.
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T-SystemsIndustries
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150$50,000+10 - 49 employeesChicago, ILRead More
Red Foundry is a mobile application design and development consulting firm based in Chicago. Founded in 2009, they create native and cross-platform mobile applications for the iOS and Android platforms. The team provides UX/UI product design, full-stack application development (mobile apps, APIs and backend) and proactive post-launch support and maintenance services. Red Foundry’s clients include entrepreneurs and startups, small companies, and mid-market corporations.
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Cooper's Hawk Bell Xcel Communications Data Group (CDG) Reyes HoldingsIndustries
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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.