Top 100 JavaScript Development Companies in New York City
The Best of July 2026Looking for a top JavaScript developer in New York City?
If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.
To assist you in your search for a partner, we’ve compiled this list of the top JavaScript development agencies in New York City. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best New York City JavaScript Developers
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31$25,000+250 - 999 employeesNew York, NYRobosoft 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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32$10,000+10 - 49 employeesNew York, NYTLVTech, a web development company, is in Tel Aviv-Yafo, Israel; New York, New York and London, England. The firm specializes in Web Development, Mobile App Development, Artificial Intelligence, cloud consulting & SI, and more and has a small team.The firm was founded in 2017.Read More
Clients
Snyk Coretigo INX MetrofunIndustries
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33$10,000+10 - 49 employeesNew York, NYWeb design company Cantilever Web Design & Development was established in 2011. They are based in New York, New York and have a small team. Their services include Web Design, Web Development, Branding, and Marketing Strategy.Read More
Clients
IBMIndustries
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34$10,000+10 - 49 employeesNew York, NYMeanPug Digital is a SEO company founded in 2017. In New York, New York, their small team offers Search Engine Optimization, Pay Per Click, Advertising, Social Media Marketing, and more.Read More
Clients
Wallace LawIndustries
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35$100,000+10 - 49 employeesNew York, NYAlley is a web development company. They provide Web Development, Web Design, UX/UI Design, and Digital Strategy and were launched in 2010. The company is based in New York, New York.Read More
Clients
New York Post Hachette Book Group National Science Foundation National Council on AgingIndustries
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36$100,000+50 - 249 employeesNew York, NYRead More
Established in 2012, Unique Software Development is a data analytics company. The firm offers BI & big data consulting & SI, Web Development, Custom Software Development, Mobile App Development, and more and has a midsize team. The firm is headquartered in Dallas, Texas; Washington, District of Columbia; New York, New York and Austin, Texas.
Clients
MODE TransportationIndustries
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37$50,000+10 - 49 employeesNew York, NYRead More
Gonni Agency is a UX and branding agency based in Buenos Aires, Argentina. Founded in 2012, their team of around 10 employees specializes in UI/UX design and branding.
Clients
Diamond KinethicsIndustries
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38$10,000+2 - 9 employeesNew York, NYFounded in 2010, GreyBox Creative is a branding firm. The company focuses on Branding, Logo, Web Development, and IT managed services and has a small team. The company is headquartered in New York, New York and Palm Beach Gardens, Florida.Read More
Clients
Apollo Capital ManagementIndustries
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39$10,000+10 - 49 employeesNew York, NYHeadquartered in Sofia, Bulgaria; London, England; München, Germany and New York, New York, ExpandX Marketing & Web is a web development company. The small firm was established in 2015. Their services include Web Development, Social Media Marketing, Pay Per Click, E-Commerce Development, and more.Read More
Clients
High Touch Investment Corp Inc (USA) Assent Inc (Canada and USA) South Themes Colleges Group (UK) Airhosted (Switzerland)Industries
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40$50,000+10 - 49 employeesNew York, NYRead More
noformat is a strategic design agency based in New York City. The agency, founded in 2001, has a team of more than 15 that provides web design, UX/UI design, web development, mobile app development, graphic design, logo, print design, and packaging design services. noformat serves mid-market and other-sized companies in various industries that include advertising & marketing, arts & entertainment, and business services.
Clients
Coca-ColaIndustries
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41$5,000+250 - 999 employeesNew York, NYLaunched in 2010, Riseup Labs is an UX design company. The agency focuses on UX/UI Design, IT managed services, IT staff augmentation, Custom Software Development, and more and has a midsize team.Read More
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42$25,000+2 - 9 employeesBrooklyn, NYRead More
Transfuture is a web design company in Brooklyn, New York. The small team specializes in Web Design, Digital Strategy, and Web Development. The company was established in 2010.
Clients
Inc.com Brooklyn STEAM Center Brooklyn Museum STV, Inc.Industries
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43$25,000+50 - 249 employeesNew York, NYPixelPlex is a midsize New York, New York-based Blockchain company. They provide Blockchain, BI & big data consulting & SI, Artificial Intelligence, AI Consulting, and more and were founded in 2007.Read More
Clients
Microsoft BMW Kakao QTUMIndustries
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44$10,000+10 - 49 employeesNew York, NYRead More
Off-Site Services, a web development company, is based in New York, New York. Founded in 2003, the small team specializes in Web Development, IT staff augmentation, E-Commerce Development, and Application Testing.
Clients
SchrodingerIndustries
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45$25,000+10 - 49 employeesBrooklyn, NYEstablished in 2014, Wolf&Whale is a small branding agency. Their services include Branding, Web Design, UX/UI Design, Web Development, and more. The company is headquartered in Brooklyn, New York and Brookline, Massachusetts.Read More
Clients
Reckoner Capital ManagementIndustries
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46$10,000+10 - 49 employeesNew York, NYRead More
HubSpire is a digital agency based in New York with offices in Matawan, NJ, and Cochin, India. Founded in 2008, HubSpire's team of around 25 employees provides small and mid-market consumer products and IT companies with a range of services such as mobile app development, web design, web development, and big data consulting.
Clients
Cubic Transportation SystemsIndustries
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47$50,000+10 - 49 employeesNew York, NYBoldheart, a mobile application development firm, was founded in 2020. The agency specializes in Mobile App Development, Custom Software Development, UX/UI Design, IT strategy consulting, and more and has a small team. The agency is in Berlin, Germany; München, Germany; Zürich, Switzerland and Wien, Austria.Read More
Clients
ValoraIndustries
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48$5,000+50 - 249 employeesNew York, NYLaunched in 2013, VT Netzwelt is an app development firm. The agency focuses on Mobile App Development, E-Commerce Development, Custom Software Development, Web Development, and more and has a midsize team.Read More
Clients
Shazam GermanyIndustries
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49$50,000+50 - 249 employeesNew York, NYUtility, a mobile app development company, is based in New York, New York; Culver City, California and Austin, Texas. Launched in 2013, the midsize team focuses on Mobile App Development, Web Design, UX/UI Design, Custom Software Development, and more.Read More
Clients
Airbnb NBA Coca-Cola ForbesIndustries
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50$1,000+10 - 49 employeesNew York, NYELEK+RIK is a Fort Lauderdale, Florida-based application development company. The small team focuses on Mobile App Development, Web Development, Artificial Intelligence, Custom Software Development, and more. The company was established in 2010.Read More
Clients
Amgen, NFL, Mercedes, Korean Air, Sky Therapist, Doctor on Demand, BMW, Rakuten, Vivadere, VeChainIndustries
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51$10,000+10 - 49 employeesNew York, NYRead More
Top Notch Dezigns® is a small web design agency. Founded in 2004, the firm is headquartered in New York, New York; Melville, New York; Los Angeles, California and London, England. Their team specializes in Web Design, Search Engine Optimization, Pay Per Click, Web Development, and more.
Clients
Home Depot Meadowbrook Financial Mortgage Bankers Long Island University Student Nursing Association (SNA) CassoneIndustries
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52$5,000+10 - 49 employeesNorth New Hyde Park, NYE-commerce development firm ENCYPHERS was established in 2016. Located in North New Hyde Park, New York and Zürich, Switzerland, their small team provides E-Commerce Development, Mobile App Development, Web Development, Custom Software Development, and more.Read More
Clients
Brilliant Earth Frankie4 USA ZILLABEAU MisshausIndustries
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53$10,000+250 - 999 employeesBrooklyn, NYRead More
Five is web and mobile app development agency headquartered in New York with offices in Croatia. The 50+ person product team has been creating stunning, award-winning mobile products since 2008.
Clients
Rosetta StoneIndustries
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54$10,000+50 - 249 employeesNew York, NYEstablished in 2017, Mojo Trek is a midsize software development firm located in Chicago, Illinois and New York, New York. Their services include Custom Software Development, IT staff augmentation, Web Development, Mobile App Development, and more.Read More
Clients
Fortune 100 QSR Company Fortune 500 QSR Company AlphaBotIndustries
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55$25,000+50 - 249 employeesBrooklyn, NYDevtorium is an AI firm based in Brooklyn, New York; L'viv, Ukraine; Poltava, Ukraine and Vinnytsia, Ukraine. The firm specializes in Artificial Intelligence, Web Development, Custom Software Development, Generative AI, and more and has a midsize team.The firm was established in 2017.Read More
Clients
ISDA Inc.Industries
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56$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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57$100,000+1,000 - 9,999 employeesNew York, NYRead More
Headquartered in San Francisco, Wizeline is a global technology services provider with delivery centers in Mexico, Colombia, Spain, and Vietnam. Since its founding in 2014, Wizeline has grown to over 1,300 employees specializing in product/platform development, UX design, data & AI, cloud & DevOps, and product evolution services.
Clients
Fitz Frames -
58$50,000+250 - 999 employeesNew York, NYTruelogic Software LLC, an IT staff augmentation company, was established in 2003. The midsize team specializes in IT staff augmentation, Custom Software Development, Web Development, Mobile App Development, and more. The firm is in New York, New York and Buenos Aires, Argentina.Read More
Clients
VisaIndustries
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59$10,000+10 - 49 employeesNew York, NYFlyaps is a small custom software development company. Established in 2013, the company is located in Dnipro, Ukraine; New York, New York; Kraków, Poland and Singapore, Singapore. Their services include Custom Software Development, Artificial Intelligence, cloud consulting & SI, IT staff augmentation, and more.Read More
Clients
Yaana Technologies Airbyte MediaVillage HypeClubIndustries
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60$10,000+2 - 9 employeesNew York, NYLocated in New York, New York, Hyuman is a small e-commerce development firm. They specialize in E-Commerce Development, Web Development, Custom Software Development, UX/UI Design, and more and were established in 2022.Read More
Industries
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