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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61$25,000+2 - 9 employeesNew York, NYRead More
Studio Simpatico is a design and digital studio based in New York City. Founded in 2017, the small team of 4 specializes in UX/UI design, branding, web design, and more. They primarily work with small businesses, focusing on advertising and media, financial services, and media.
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FireblocksIndustries
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62$10,000+50 - 249 employeesSan Francisco, CAAirdev is a software development company established in 2015. The company provides Custom Software Development, Artificial Intelligence, Low/No Code Development, and Web Development and has a midsize team. The company is based in San Francisco, California.Read More
Clients
HPIndustries
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63$50,000+10 - 49 employeesLos Angeles, CARead More
Urban Insight is a digital design agency with a team of 25 professionals that provides web development, web design, and digital strategy services. Founded in 2000 and located in Los Angeles, the agency has completed over 500 successful projects for its clients.
Clients
American Library AssociationIndustries
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64$5,000+250 - 999 employeesJaipur, IndiaKonstant Infosolutions is a Jaipur, India-based mobile application development firm. The midsize company was established in 2003. Their team focuses on Mobile App Development, Artificial Intelligence, and Web Development.Read More
Clients
United Nations - Global communication & socio-economic cooperation platform. Volkswagen - Corporate workforce & employee management app. Delmonte - Enterprise food distribution optimization platform. Thomasville - Government utility department managing public infrastructure.Industries
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65$50,000+250 - 999 employeesSofia, BulgariaRead More
Founded in 2007, Dreamix is a midsize custom software development company headquartered in Sofia, Bulgaria and Cirencester, England. Their services include Custom Software Development, IT staff augmentation, Web Development, IT strategy consulting, and more.
Clients
VistaJetIndustries
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66$5,000+50 - 249 employeesMaribor, SloveniaWeb development firm Flowout was launched in 2021. They are in Maribor, Slovenia and Wilmington, Delaware and have a midsize team. Their services include Web Development, Web Design, UX/UI Design, Branding, and more.Read More
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67$10,000+1,000 - 9,999 employeesPlano, TXLocated in Plano, Texas; Kazhakkoottam, India; Hawthorn East, Australia and New Malden, England, Experion Technologies is a large software development firm. Founded in 2006, the team provides Custom Software Development, Artificial Intelligence, AI Agents, AI Consulting, and more.Read More
Clients
DuracellIndustries
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68$10,000+50 - 249 employeesLakewood, COValor Software is a Lakewood, Colorado-based web design company. The midsize company was established in 2013. Their services include Web Design, UX/UI Design, IT strategy consulting, IT staff augmentation, and more.Read More
Clients
BreetheIndustries
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69$50,000+50 - 249 employeesBentonville, ARRead More
Metova is a privately held leading technology company based in Franklin, Tenn., with a team of 131 professionals. Since 2006, they have provided their services in custom software, mobile app, and web development for clients ranging from startups to Fortune 500 companies.
Clients
SXMIndustries
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70$25,000+10 - 49 employeesRead More
Aspirity is a development agency with a representative office in San Francisco CA. Founded in 2011, they provide professional teams for extension startup and midmarket companies. Their services include full stack web and mobile development, UI\UX and product design.
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Schibsted Media GroupIndustries
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71$10,000+50 - 249 employeesSan Francisco, CAIn Alexandria, Virginia and San Francisco, California, JetRuby Agency is a midsize artificial intelligence company. They offer Artificial Intelligence, Custom Software Development, Mobile App Development, Web Development, and more and were launched in 2010.Read More
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OSRAMIndustries
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72$10,000+10 - 49 employeesBrooklyn, NYFive Jars, a website development company, is headquartered in Brooklyn, New York; Warszawa, Poland and Arlington, Virginia. Founded in 2017, the small team offers Web Development, Web Design, Mobile App Development, and Artificial Intelligence.Read More
Clients
George Washington’s Mount VernonIndustries
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73$5,000+10 - 49 employeesYerevan, ArmeniaPRIME IT Web Development is a small web development firm. They focus on Web Development, UX/UI Design, Custom Software Development, Mobile App Development, and more and were launched in 2019. The firm is based in Yerevan, Armenia and Burbank, California.Read More
Clients
Stichting International Youth Bridges Apex Law Group 90MinFoot S∀BEL - The conscious glitteratiIndustries
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74$10,000+250 - 999 employeesKolkata, IndiaWebskitters is a mobile app development company. Their midsize team is based in Kolkata, India; London, England; Miami, Florida and Claymont, Delaware and focuses on Mobile App Development, Web Development, E-Commerce Development, IoT development, and more. The agency was founded in 2010.Read More
Clients
Mercedes-AMGIndustries
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75$25,000+10 - 49 employeesNaperville, ILLaunched in 2010, LLT Group is a web design agency. The small Naperville, Illinois-based team specializes in Web Design, Web Development, E-Commerce Development, and Search Engine Optimization.Read More
Industries
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76$10,000+50 - 249 employeesChicago, ILRead More
Launched in 2012, LaunchPad Lab is a CRM consulting and SI company. The company offers CRM consulting and SI, Web Development, AI Consulting, Custom Software Development, and more and has a midsize team. The company is in Chicago, Illinois.
Clients
Kawasaki Bullhorn MD Anderson WhirlpoolIndustries
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77$10,000+10 - 49 employeesBromley, EnglandCustom software development firm Goodface agency was established in 2016. The firm offers Custom Software Development, UX/UI Design, Web Design, Web Development, and more and has a small team. The firm is based in Bromley, England; Kyiv, Ukraine; Tallinn, Estonia and New York, New York.Read More
Clients
Magnetiq Bank 365 Games Corefy KARL STORTZIndustries
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78$10,000+50 - 249 employeesTallinn, EstoniaDashbouquet Development, an AI development company, was launched in 2014. Headquartered in Tallinn, Estonia and Warszawa, Poland, their midsize team specializes in Artificial Intelligence, Custom Software Development, Web Development, Mobile App Development, and more.Read More
Clients
PyroscopeIndustries
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79$10,000+50 - 249 employeesLondon, EnglandHeadquartered in London, England; Randburg, South Africa; Cape Town, South Africa and Nairobi, Kenya, Scrums.com is a website development company. The midsize team offers Web Development, Mobile App Development, Custom Software Development, and cloud consulting & SI. The firm was established in 2012.Read More
Clients
DiscoveryIndustries
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80$25,000+50 - 249 employeesL'viv, UkraineRead More
DotCode is a design and development company based in Lviv, Ukraine, and founded in 2018. Their team of more than 10 provides web development, web design, and e-commerce development solutions for clients in the fields of hospitality, advertising, and financial services.
Clients
Ply LCM Digital Fly Jets ThriveIndustries
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81$25,000+1,000 - 9,999 employeesBoca Raton, FLHeadquartered in Boca Raton, Florida; Kyiv, Ukraine; Buenos Aires, Argentina and Krakow, Poland, AgileEngine is a large software development company. Founded in 2010, the team provides Custom Software Development, Artificial Intelligence, IT staff augmentation, UX/UI Design, and more.Read More
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82$25,000+50 - 249 employeesLondon, EnglandRead More
Tech Alchemy is a software development studio based in London. Founded in 2016, they have around 150 employees who provide startups and small to medium-sized businesses with custom software development, blockchain development, and web & mobile app design and development. Services include prototyping, discovery, MVP development, and Web3 digital transformation
Clients
Ocean BottleIndustries
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83$25,000+50 - 249 employeesMiami, FLWeSoftYou is a midsize custom software development company. Established in 2018, the company is based in Miami, Florida and Kyiv, Ukraine. Their services include Custom Software Development, Web Development, and AI Consulting.Read More
Clients
AudiIndustries
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84$10,000+50 - 249 employeesSchenectady, NYRead More
Jahnel Group, Inc. is an application development company based in Schenectady, N.Y., with offices in New York and Plano, Texas. The company, founded in 2012, has around 90 employees and provides custom software development, web development, mobile app development, and UX/UI design services. Jahnel Group, Inc. serves midmarket and other-sized companies and institutions in the business services, financial services, gaming, education, manufacturing, medical, and e-commerce industries.
Clients
AtosIndustries
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85$75,000+10 - 49 employeesAustin, TXRead More
The BHW Group, an application development company, was founded in 2005. The small team specializes in Mobile App Development, Web Development, and UX/UI Design. The firm is headquartered in Austin, Texas and Dallas, Texas.
Clients
Chick-fil-AIndustries
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86$75,000+10 - 49 employeesTemecula, CARead More
Reaktiv is a development agency in Temecula, Calif. Founded in 2011, they have about 9 employees that serve mostly enterprise and midmarket clients in the IT, media, and education sectors. Services include web development, web design, and digital strategy.
Clients
MicrosoftIndustries
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87$5,000+50 - 249 employeesL'viv, UkraineLaunched in 2017, NERDZ LAB is an application development firm. In L'viv, Ukraine; Tallinn, Estonia and Winchester, England, their midsize team specializes in Mobile App Development, Web Development, Artificial Intelligence, and UX/UI Design.Read More
Clients
Reebok Fitness Patient Perfect Rosecut TriCanIndustries
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88$25,000+50 - 249 employeesSarasota, FLAnyforSoft is an artificial intelligence development company. Their midsize team is based in Sarasota, Florida; Luts'k, Ukraine and Mārupe, Latvia and specializes in Artificial Intelligence, Web Development, Custom Software Development, and Mobile App Development. The agency was established in 2011.Read More
Clients
Verifone Bellame Wittenborg University of Applied Sciences Delaware County Community CollegeIndustries
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89$50,000+50 - 249 employeesL'viv, UkraineWebsite development firm Kindgeek was established in 2013. The firm focuses on Web Development, Mobile App Development, and Custom Software Development and has a midsize team.Read More
Clients
University of BaselIndustries
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90$25,000+50 - 249 employeesKarlín, Czech RepublicAckee, an app development firm, was founded in 2012. They are located in Karlín, Czech Republic and have a midsize team. Ackee specializes in Mobile App Development, Web Development, and UX/UI Design.Read More
Clients
German BundestagIndustries
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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.