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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991$10,000+10 - 49 employeesSplit, CroatiaRead More
Locastic is a digital agency that was founded in 2011. Based in Split, Croatia, they have 20 employees that provide web development, mobile app development, UX/UI design, and web design for primarily small businesses.
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992$5,000+50 - 249 employeesSahibzada Ajit Singh Nagar, IndiaRead More
Bizdesire is a web development company. They focus on Web Development, E-Commerce Development, and Web Design and were founded in 2014. Their midsize team is in Sahibzada Ajit Singh Nagar, India and Middletown, Delaware.
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993$10,000+50 - 249 employeesWarszawa, PolandYojji LTD is a website development firm launched in 2017. The midsize Warszawa, Poland-based team specializes in Web Development, Mobile App Development, Custom Software Development, Other Application Development, and more.Read More
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Valapay LTDIndustries
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994$5,000+10 - 49 employeesNew York, NYInvowork is a New York, New York-based web development firm. Launched in 2022, the small team specializes in Web Development, Mobile App Development, Generative AI, and API Development.Read More
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995$5,000+10 - 49 employeesBeograd, SerbiaSantos Digital is a website development firm in Beograd, Serbia. The small team focuses on Web Development, E-Commerce Development, and Web Design. The firm was established in 2020.Read More
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996$10,000+10 - 49 employeesYerevan, ArmeniaRead More
Concept Studio is a branding and web studio based in Yerevan, Armenia. Founded in 2012, they have about 10 people on their team. Their services include web design and development, and UX/UI design. They primarily work with small and midmarket business across various industries.
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Tourism committee of ArmeniaIndustries
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997$10,000+10 - 49 employeesBucurești, RomaniaUPDIVISION is an application development company launched in 2010. They are headquartered in București, Romania; London, England; Roma, Italy and Zürich, Switzerland and have a small team. The firm focuses on Mobile App Development, Web Development, Custom Software Development, UX/UI Design, and more.Read More
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998$5,000+50 - 249 employeesChernihiv, UkraineChe IT Group, a website development firm, was launched in 2014. The midsize Tallinn, Estonia-based team specializes in Web Development, Custom Software Development, Artificial Intelligence, Low/No Code Development, and more.Read More
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Step2Web Meaningful Brands (Havas) Casa-Nobile Harley DavidsonIndustries
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999$10,000+2 - 9 employeesBatavia, ILRead More
Founded in 2007, Zadro Web is a small SEO company. Their team offers Search Engine Optimization, Web Development, IT managed services, and Cybersecurity. The firm is headquartered in Batavia, Illinois.
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Assemblies Unlimited, Inc.Industries
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1000$250,000+50 - 249 employeesBozeman, MTRead More
'Very is an IoT technology firm led by expert problem-solvers to create efficient, scalable solutions that move commercial, industrial and consumer IoT projects from pilot to production in record time. From smart products in homes and businesses to end-to-end smart ecosystems, Very solves complex problems with a strategic, collaborative, and user-centered process designed to ensure every element of the problem is understood before developing solutions.
Where others see blockers, Very finds opportunities to help partners recognize near-term value — leading to outcomes as powerful as the partnerships that built them.'
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VizioIndustries
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1001$25,000+10 - 49 employeesDnipro, UkraineRead More
Mobindustry is an app development firm in Dnipropetrovsk, Ukraine, that was founded in 2010. Mobindustry's team of 20+ employees specializes in mobile app development, mobile & app marketing services, and application management & support.
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Allo UkraineIndustries
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1002$1,000+10 - 49 employeesAhmedabad, IndiaRead More
Headquartered in हीर, India, WPWeb is a web development firm and e-commerce development firm. The small team provides web development and e-commerce development and was established in 2015.
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ActivitygogoIndustries
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1003Undisclosed10 - 49 employeesNorthampton, MARead More
Last Call Media is a creative agency with offices in both New York, NY and Northampton, MA. Founded in 2009, Last Call Media has a team of about 20 employees who specialize in web development, e-commerce development, digital strategy, UI/UX design, and management consulting.
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Wentworth Institute of TechnologyIndustries
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1004$1,000+50 - 249 employeesSanta Rosa, CAWebsite development company ZUZEX was established in 2008. Their midsize team is in Santa Rosa, California and focuses on Web Development, Custom Software Development, Mobile App Development, and Low/No Code Development.Read More
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1005$10,000+10 - 49 employeesLisboa, PortugalRead More
WidgiLabs is a small web development firm founded in 2011. Their services include web development and e-commerce development. The firm is in Lisboa, Portugal.
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1006$5,000+10 - 49 employeesWarszawa, PolandHeadquartered in Warszawa, Poland, PAGEART is an e-commerce development company. The small team focuses on E-Commerce Development, Web Development, Custom Software Development, UX/UI Design, and more and was launched in 2018.Read More
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ORLEN NESTLE NEUCA OAKLEYIndustries
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1007$5,000+10 - 49 employeesMiami, FLRead More
Kadabra IT is a Montevideo, Uruguay-based web development firm. The small firm was established in 2013. Their services include web development, e-commerce development, and mobile app development.
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Presidency of the RepublicIndustries
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1008$10,000+2 - 9 employeesLondon, EnglandWebpop Design is a web design company. Their small team is located in London, England. The firm focuses on Web Design, Web Development, and UX/UI Design.Read More
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DatameerIndustries
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1009$5,000+2 - 9 employeesDoylestown, PARead More
Pedrera is a web development firm headquartered in Doylestown, Pa. Founded in 1997, Pedrera specializes in web development, web design, and UX/UI design. Pedrera has a small team of around 5 people.
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National Constitution CenterIndustries
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1010$1,000+10 - 49 employeesMontevideo, UruguayAmeba Creative Studio, a small user experience company, is located in Montevideo, Uruguay and Austin, Texas. Founded in 2009, the team offers UX/UI Design, Web Development, Branding, Graphic Design, and more.Read More
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MidineroIndustries
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1011$10,000+50 - 249 employeesHallandale Beach, FLWEDOWEBAPPS, an e-commerce development firm, is in Hallandale Beach, Florida; London, England; Truganina, Australia and Ahmedabad, India. The midsize team provides E-Commerce Development, Artificial Intelligence, Custom Software Development, Mobile App Development, and more and was established in 2015.Read More
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ResultplanIndustries
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1012$10,000+10 - 49 employeesCurridabat, Costa RicaRead More
ParallelDevs is a full-service web design and development firm based in San Jose, Costa Rica. Founded in 2009, the team of 10 specializes in web development, custom software development, application testing, and more. They work with small businesses, focusing on healthcare and medical, advertising and marketing, and business services.
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1013$50,000+50 - 249 employeesMünchen, GermanyRead More
COBE Tech is a design and development agency with offices in Munich, Germany, and Osijek, Croatia. Founded in 2013, they have 17 employees experienced in UX and UI design, web and mobile app development, and digital solutions. They work with a range of companies around the world.
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1014$5,000+10 - 49 employeesRead More
5w155 SA is an IT staff augmentation company headquartered in Genève, Switzerland. Founded in 2017, the small team offers IT staff augmentation and custom software development.
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1015$1,000+10 - 49 employeesWest Palm Beach, FLRead More
Ajroni is a West Palm Beach, Florida-based web design company. The small team provides Web Design, Web Development, Search Engine Optimization, Custom Software Development, and more. The agency was founded in 2017.
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Strategy Red Sports Tobi Tobin Sticker Me Please WYA FloridaIndustries
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1016$1,000+50 - 249 employeesJaipur, IndiaApp development company KistechnoSoftware is in Jaipur, India. The agency specializes in Mobile App Development, Custom Software Development, Web Development, IoT development, and more and is midsize.The agency was founded in 2019.Read More
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1017$5,000+10 - 49 employeesŁódź, PolandRead More
InterSynergy is a software house in Lodz, Poland. They have 20 employees and were established in 2011. Providing customer software, web development, and SEO, they work largely with small and midmarket businesses in various industries.
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BayerIndustries
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1018$5,000+50 - 249 employeesYES IT Labs LLC is a software development firm. They are headquartered in Laguna Beach, California and have a midsize team that specializes in Custom Software Development, ERP consulting and SI, Web Design, Mobile App Development, and more. The company was founded in 2017.Read More
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1019$25,000+10 - 49 employeesKharkiv, UkraineHeadquartered in Kharkiv, Ukraine and Tallinn, Estonia, RedCat Ltd is an application development firm. They offer Mobile App Development, Artificial Intelligence, Custom Software Development, Web Development, and more and were established in 2018.Read More
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UbicarIndustries
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1020$5,000+10 - 49 employeesL'viv, UkraineRead More
Mindecs is a software development company based in Lviv, Ukraine with a team of about 4. Founded in 2018, they offer IT staff augmentation, mobile app development, and web development solutions for clients ranging from small to mid-market firms.
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eSSENTIAL AccessibilityIndustries
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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.