Top 100 JavaScript Development Companies in New York City
September 2023Looking 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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1
- $50,000+
- 50 - 249 employees
- New York, NY
XWP is a web agency founded in Chelsea, Australia in 2005 with over 50 employees. They offer web development, web design, and UX/UI design solutions to mid-market and enterprise-level clients in the fields of IT and media.
Clients
- News Corp
- Automattic
- Rolling Stone
Industries
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XWP has helped an EdTech startup create a professional blog to scale and increase their traffic. They've worked on achieving the client's requirements regarding the blog's home page, categories, and posts.
"XWP fills the WordPress gap we have on our development team."
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2
- $25,000+
- 1,000 - 9,999 employees
- New York, NY
Headquartered in New York, Vention is a custom software development company with additional offices in Marietta, Ga. and Iselin, N.J. Since 2002, Vention has helped startups and fast-growing tech companies fill in their talent gap and create robust web and mobile solutions that users love. To date, Vention's talent pool includes 3500+ engineers with experience in all of the latest technologies.
Clients
- ClassPass
- ZEFR
- Gain Capital (forex.com)
- Merkle
Industries
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Vention provides staff augmentation services to a SaaS solutions provider. The scope includes software and feature development and maintenance across the product line.
"They are all developers capable of delivering their responsibilities."
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3
- $25,000+
- 50 - 249 employees
- New York, NY
Unified Infotech is technology company headquartered in New York with another office in Kolkata, India. Founded in 2010, their team of 150+ works with enterprises, small to medium businesses, and startups as end-to-end solution partners for custom-tailored software, web, and mobile apps.
Clients
- NBC Universal
- Citi Bank
- Colorcon
- McGraw Hill
Industries
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Unified Infotech redeveloped an e-learning platform for an educational publishing company. The team re-architected the site, designed it to retain all the features, and improved the platform in general.
"We had a great working relationship; I can recommend them without any reservations."
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4
- $10,000+
- 10 - 49 employees
- Brooklyn, NY
Five Jars, a web development firm, was established in 2017. Their small team is in Dover, Delaware and Kyiv, Ukraine. Their services include web development, custom software development, and web design.
Clients
- George Washington’s Mount Vernon
- YMCA of the North
- Council for Exceptional Children
- YMCA of Greater Brandywine
Industries
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An interdisciplinary research and education company hired Five Jars to update their Drupal website. The team also improved the site's UI design to better fit the client's specific needs.
"They were excellent in all phases."
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5
- $25,000+
- 50 - 249 employees
- New York, NY
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
- Atos
- Bethesda
- Cambridge Associates
- Discovery Channel
Industries
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Jahnel Group, Inc. integrated Recharge Payment into a sparkling water company's Shopify. The team customized the client's subscription offer to be a 24-month subscription instead of a 12-month.
"I felt as though they were an extension of our team."
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6
- $1,000+
- 50 - 249 employees
- New York, NY
SJ Innovation is an IT solutions provider based in New York, with offices in Ukraine, India, and Bangladesh. The company, founded in 2004, has more than 140 employees and provides web development, mobile app development, and application testing services to small and midmarket companies in various industries.
Clients
- Johnson & Johnson USA
- Janssen Pharmaceuticals
- TeachersPayTeachers
- Council on Foreign Relations
Industries
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SJ Innovation LLC designed and developed a website for an automotive dealership, integrating a CRM system.
"Their personal service was impressive."
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7
- $5,000+
- 10 - 49 employees
- New York, NY
Storm Brain is a digital agency of under ten expert resources. With satellite offices in Costa Mesa and Santa Monica, Calif., it’s headquarters are in San Diego. Founded in 2001, Storm Brain offers web design, web development, SEO, and social media marketing services for clients across a wide range of industries including education and healthcare.
Clients
- University of California San Diego
- UNITE Hair
- CalPrivate Bank
- Genomatica
Industries
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Storm Brain designed and developed a website for an online marketing company. The team added an end-client registration and authentication system, interactive communication channels, and analytics tools.
"They went beyond simply meeting our requirements; they took the time to deeply comprehend our industry."
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8
- $50,000+
- 1,000 - 9,999 employees
- New York, NY
Andersen is an international custom software development company that, among other things, specializes in healthcare software development. Since its founding in 2007, the company has opened more than ten development centers and about ten sales offices worldwide. More than 2700 highly qualified specialists work on developing, customizing corporate IT solutions, web applications, and mobile applications. Andersen has completed over 950 projects and received hundreds of positive reviews from clients worldwide. Today the company is working on over 250 projects. Our technology stack includes .NET, C#, Java, Python, PHP, Node.js, TypeScript, Golang, C++, JavaScript, Angular, React.js, Vue.js, HTML, CSS, Java (Android), Swift / Objective C (iOS), React Native, and more. We also offer manual and automated testing, business and data analysis, UI/UX design, DevOps services, IT security management, and L1, L2, L3 support.
Clients
- Samsung
- Johnson & Johnson
- GlobePayroll
- Siemens
Industries
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A ride-hailing company has hired Andersen Inc. to develop two new financial products. The team is responsible for front- and backend development, integrations, testing, and analytics set-up.
"The team is highly flexible and responsive to any business need in no time."
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9
- $10,000+
- 250 - 999 employees
- New York, NY
A tech frontrunner since 1989, Zco is a full-stack app development firm offering web, mobile, and animation services. Headquartered in Nashua, New Hampshire with a Boston office, the 200+ specialists comprise a powerhouse team with outstanding and varied proficiencies.
Clients
- Golflogix
- Volkswagen
- Microsoft
- Harvard University
Industries
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Zco developed and refined a hybrid mobile teledermatology platform and an admin website for a healthtech company. The team also coordinated KPIs and created a growth and expansion plan for the client.
"Zco nailed it!"
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10
- $25,000+
- 50 - 249 employees
- New York, NY
Plavno, a website development firm, is based in Nur - Sultan, Kazakhstan. They offer web development, mobile app development, and blockchain and were founded in 2007.
Clients
- Mercedes, Xerox, Kia, eBay, PayPal, Amazon , IBM, Bank, Mediacube
Industries
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Plavno developed a website for an event services company. The team designed and implemented key features such as event listings, ticket sales, attendee registration, sponsor management, and analytics.
"Their responsive project management and proactive approach to issue resolution stood out."
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11
- $25,000+
- 50 - 249 employees
- New York, NY
Perpetual is a software product innovation and development company based in New York City. Founded in 2012, Perpetual's team of around 25 employees provides a wide range of services including UX/UI design, web design, mobile and custom software development, IT staff augmentation, product design, and more.
Clients
- Reuters
- Fox Sports
- HIMSS
- Colgate
Industries
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A watch dealer has hired Perpetual to provide website redesign. They've been redesigning the front- and backend of the client's site to increase its functionality and user-friendliness.
''Perpetual’s team is very efficient.''
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12
- $25,000+
- 250 - 999 employees
- New York, NY
TekRevol is an app development startup of 18 employees. Founded in 2014, their headquarters is in Newark, Calif. They offer various services: mobile app development, web development, e-commerce development, blockchain, and more. They primarily work with enterprise and midmarket clients in the e-commerce and business services industries.
Clients
- The University of Toronto
- Waste Connections
- Oz Leasing
- Beach Bandits
Industries
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TekRevol is designing and developing an online platform and mobile application for a publishing company. The platform and mobile app will allow users to rent and purchase books, amongst other functionalities.
“TekRevol provides the best customer service that I’ve encountered so far.”
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13
- $25,000+
- 10 - 49 employees
- Brooklyn, NY
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
- Wework
- Bareburger
- Barstool Sports
- Betches
Industries
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A research company hired Buzzworthy Studio to work on their branding. The team also provided website design and development services. Their members handled the client's marketing and analytics requirements.
"They truly care about my business and our success."
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14
- $5,000+
- 50 - 249 employees
- New York, NY
UPQODE is a website design and development agency based in Nashville, Tennessee. Founded in 2015, the team of 40+ specializes in web development, web design, and e-commerce development. They work with small businesses, focusing on information technology, e-commerce, and business services.
Clients
- Think Tank Team - Samsung Research America
- SAA - Spondylitis Association of America
- AmeriFreight Inc.
- DOXO Inc.
Industries
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A landscape management company absorbed another business and needed to redirect their website to the updated site. UPQODE redirected the website and provided web design updates to incorporate the new branch.
"It was a smooth experience, and we would definitely use them again."
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15
- $50,000+
- 250 - 999 employees
- New York, NY
ArcTouch was founded in 2008 and has offices in San Francisco, Calif., New York, and Florianópolis, Brazil. They excel at app development, blockchain, and UX/UI design. They guide their enterprise clients through the app building process by defining a strategy for the best user experience, planning the visual design, developing and testing the prototype, and ensuring optimization and growth.
Industries
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ArcTouch has developed a mobile application for McCormick & Company. They created the app’s UI/UX design using Figma and Flinto. ArcTouch has also developed the app’s iOS and Android versions.
“ArcTouch’s UI/UX design is great, and they’ve developed a delightful app that users enjoy.”
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16
- $10,000+
- 10 - 49 employees
- Ridgewood, NJ
Paper Tiger is a digital design agency headquartered in Ridgewood, N.J. The company, founded in 2008, specializes in UX/UI design, web design, and web development. The 13-person company works with small, mid-market, and enterprise businesses.
Clients
- PBS
- The New York Times
- Crestron
- Marketplace (APM)
Industries
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Paper Tiger designed and developed a new website from scratch for an investment firm. Their design process started with early mood boards to high-fidelity designs; they also added a CMS to the site.
"They were incredibly flexible to our working style."
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17
- $50,000+
- 1,000 - 9,999 employees
- New York, NY
Robosoft Technologies is a full-service digital experiences agency offering digital advisory, design strategy, UX/UI services, application development & maintenance and expertise in emerging technologies such as AR, VR, blockchain, chatbots and more. Established in 1996 and headquartered in San Francisco, the team of 500+ has offices in Mumbai, Udupi, Bengaluru, Chicago, and New York.
Clients
- Retail: Walmart
- Target
- JCPenney
- Victoria's Secret
Industries
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A tech company has hired Robosoft Technologies to perform manual and automation testing. The team is also tasked with executing regression and ensuring the sanity of the production environment.
"They did deliver their tasks on time and without any issues."
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18
- $10,000+
- 50 - 249 employees
- Woodmere, NY
Founded in 2008, KrishaWeb is a full-service digital agency based in Montgomery Village, Md., with an office in Ahmedabad, India. Their team of 86 employees specializes in UX/UI design, digital strategy, and eCommerce development for clients of all sizes in the business services, healthcare, and education industries.
Clients
- HP
- Toshiba
- DELL
- America's Marijuana Farmers Market (A-MFM)
Industries
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KrishaWeb created a workflow to develop custom dashboards for a graphic design studio's customers. After learning the client's goals, the team developed a blueprint for checking meeting notes.
"Their team went to great lengths to learn about the parameters of the job."
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19
- $10,000+
- 2 - 9 employees
- New York, NY
App Makers LA is a mobile app development company of around 10 employees. Founded in 2014, they are based in Los Angeles. They offer services in mobile app development and UX/UI design.
Clients
- Los Angeles Apparel
- BookClub
- ClassCalc
- Austin Ekeler (NFL)
Industries
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App Makers LA has provided mobile app development services to a dating app company. They’ve collaborated with the client to design and build a country-focused dating app from scratch for iOS and Android.
"App Makers LA has treated our app as if it were their baby."
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20
- $50,000+
- 50 - 249 employees
- New York, NY
Saritasa is a full-source software development firm based in Newport Beach, Calif. With additional offices in New York City, Russia, and Vietnam. They were founded in 2005 and employ a team of about 90 who provide custom software, web, mobile, IoT, and AR/VR development for mostly mid-sized businesses.
Clients
- iHeartMedia
- BJ's Restaurant Brewhouse
- TIPMed
- Vance & Hines
Industries
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Saritasa has developed a custom CRM and payment system for a gymnastics training center. Using AWS, the team has built a website and payment system with complex program-based pricing.
“Saritasa has fully delivered everything they said they could do.”
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21
- $50,000+
- 50 - 249 employees
- New York, NY
Rootstrap is a software development firm based in Los Angeles with offices in New York; Montevideo, Uruguay; and Buenos Aires, Argentina. Established in 2011, Rootstrap has over 70 employees with experience with both consumer digital products and business applications. Their services include mobile development for Android and iOS, web app development, UI/UX design, custom software, and AR/VR development.
Clients
- MasterClass
- Salesforce
- Universal Music Group
Industries
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Rootstrap has helped an email strategy automation company develop the MVP of their tool, using Figma for the UI/UX designs and Django, JavaScript, Node.js, and Heroku for front- and backend development.
“They’ve done their best to build the best product possible within our budget.”
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22
- $10,000+
- 50 - 249 employees
- New York, NY
Liki Mobile Solutions is an international software house based in Łódź, Poland, and founded in 2013. Their team of 42 employees specializes in web development, custom software development, and UX/UI design for clients in the telecommunications, IT, and advertising industries.
Clients
- Orange Polska
- Knowde
- Epicurean Butter
- EC1 Łódź
Industries
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Liki's developers augmented a video streaming platform's team to help them build a web app using Redux on React Native. They also provided maintenance support for the client's existing web app.
"Despite the remote mode, we had no problems in communication."
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23
- $5,000+
- 50 - 249 employees
- New York, NY
Although they specialize in e-commerce and web development, End Point also creates custom software and is an expert on enterprise security. Founded in 1995 in New York City, the team of 50+ employees serves mid-market and small businesses across a variety of industries.
Clients
- Backcountry
- Modells
- Paper Source
Industries
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End Point is building a website for a professional choir. So far, they've built a number of pages and developed and implemented a custom shopping cart.
"They have competent programmers."
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24
- $25,000+
- 10 - 49 employees
- New York, NY
Dedicated Developers are a web, mobile app, and e-commerce development firm based in Alpharetta, GA, with an office in Castro Valley, CA. This 50+ team has been offering top-tier digital solutions and frictionless project management since 2007.
Clients
- Corning Gorilla Glass
- Kripalu
- Walmart
- Get Momentum
Industries
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Dedicated Developers developed an iOS app for a roofing company. They provided UI screen designs, and are now making final adjustments and adjustments.
"The willingness to do what was needed to achieve my objectives made me feel positive about the experience."
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25
- $10,000+
- 10 - 49 employees
- Brooklyn, NY
MeanPug Digital is a full-service digital agency based in New York. The agency, founded in 2017, has a team of more than ten that provides PPC, custom software development, social media marketing, SEO, web development, and mobile app development services. MeanPug Digital serves mid-market and small companies and institutions in the legal, e-commerce, and education industries.
Clients
- Universal CPA Review
- Rukkus
Industries
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MeanPug Digital has been hired by an injury law firm to create a new brand, website, and marketing strategy for them. The team is currently working on the client's marketing strategy to generate more leads.
"The quality of the overall product thus far has been excellent."
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26
- $10,000+
- 50 - 249 employees
- New York, NY
Roonyx is a web, mobile app, and AI development company founded in 2008 that caters their services to small business and midmarket clients. They have a team of nearly 30 employees who provide services from Moscow and Boston. They focus on the business services, automotive, and e-commerce industries.
Industries
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Roonyx developed Android and iOS applications for a game development company's end client. Roonyx designed the app's prototype and developed it using Flutter. The app helped couriers manage their routes.
"Everything was done well and, at times, even above our expectations."
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27
- $25,000+
- 10 - 49 employees
- New York, NY
Lounge Lizard has 23 years of experience in website design and development, digital marketing, social media, SEO, and mobile app development. Lounge Lizard's team works to drive leads and produces design and branding for clients across industries and around the world since 1998. Lounge Lizard has offices in NYC, Long Island, Nashville, Washington DC, and Los Angeles.
Clients
- A&E Television
- AERCO
- Agility Blue
- Agility Logistics
Industries
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Lounge Lizard created a website for an insurance provider.
"Their desire to truly understand our business goals for the new website was impressive."
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28
- $50,000+
- 10 - 49 employees
- New York, NY
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-Cola
- Heineken
- Capital One
- Grand Marnier
Industries
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A bitcoin mining company hired noformat to redesign their website and provide ongoing development and improvements, as well as bring them to full compliance with accessibility codes.
"They are exceptionally willing to overcome any obstacles to meet our demands."
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29
- $10,000+
- 10 - 49 employees
- New York, NY
Top Notch Dezigns is a web design and digital marketing agency from New York. It was founded in 2004 and now has a team of 26 that does web design and development, mobile apps, SEO, SEM, and more for clients across a variety of industries, from business services to consumer products.
Clients
- Meadowbrook Financial Mortgage Bankers
- Brick Education
- Long Island University
- Wolo Manufacturing Corporation
Industries
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Top Notch Dezigns has developed a modular building provider’s WordPress website, showcasing the client’s products and services. They’re currently providing digital marketing support.
"They take our problem seriously and see the project’s whole scope."
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30
- $5,000+
- 10 - 49 employees
- New York, NY
Founded in 2016, Reliable Bits is a web development firm. Their team of around 10 employees is based in New York. They focus on web design and development and UI/UX design.
Clients
- Ultra Mobile (MVNO T-Mobile)
- Polish Me
- Florish
- The Suburban Jungle
Industries
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Reliable Bits developed a website for a fitness club. The team was tasked with enhancing the client's booking process and facilitating scheduling class sessions for end customers.
"Thanks to Reliable Bits, the software is working great and we have happy customers."
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