Looking for a top ReactJS development company in New York City?

Open source JavaScript library ReactJS is known as a simple and flexible way to build user interfaces. Facebook maintains ReactJS and was the impetus behind its creation. ReactJS helped Facebook create interactive and dynamic user interfaces while maintaining fast website performance. If this scenario matches your business's needs, consider hiring a ReactJS developer.

To assist you in your search for a partner, we’ve compiled this list of the top React developers in New York City. Browse descriptions, feedback, and awards to find which can best suit your company’s needs. If you need more support, tell us about your project, and we'll match you with recommended companies.

List of the Best New York City React Development Services

  • 1
    $50,000+
    250 - 999 Employees
    New York NY

    Software development company Icreon has a team of nearly 100 employees that specializes in custom software and web development. Headquartered in New York, NY, Icreon is ideal for mid-market and enterprise companies in need of IT and development expertise.

    Clients
    IMG Models
    National Geographic Channel
    FOX Movies
    New York Road Runners
    Industries
    Notable Project

    A boxing fitness club hired Icreon to develop multiple software products to streamline its business. The first product was an iPad app that replaced the need for paperwork such as waivers and signup forms. The second project required developing custom software for the fitness company so it didn’t have to rely on other fitness apps. The final product included e-commerce capabilities such as offering limited time promotions and membership packages.

    “One of the biggest impacts of our engagement is that it allowed me to sleep at night. Because of the software, our Bootcamp revenue stream is now bigger.” – Owner, Fitness Company

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  • 2
    $25,000+
    50 - 249 Employees
    New York NY

    Thoughtbot is a web and mobile app development company based in Boston, MA with offices in Austin, San Francisco, New York, Raleigh, Washington D.C, and London. Since 2003, this 50+ team has delivered empowering digital solutions to enterprise-level and small companies alike.

    Clients
    Postmates
    Iora Health
    JoyDrive
    SplitFit
    Industries
    Notable Project

    Thoughtbot’s team helped the client develop a custom software solution aimed at enhancing consumer advocacy. With deliverables mostly on the back-end, the client valued the estimable coding skills, rapid completion time, and commitment to quality.

    “They provide a consistent level of service that I haven’t seen from agencies or even our in-house team. Their engineering standards, development standards, and the way that they have that consistently through their team is very impressive.” – Head of Product, Consumer Interest Nonprofit

  • 3
    $25,000+
    50 - 249 Employees
    Livingston NJ

    AndPlus is a software product development company located in Southborough, Mass. Founded in 2009, they have 50 employees and serve companies of all sizes – from Fortune 100 companies like Bloomberg and Honeywell, to funded startups looking to launch their MVP. AndPlus focuses on creating mobile and web solutions for IoT, Big Data, User Experience, Artificial Intelligence, Machine Learning, and more.

    Clients
    Bloomberg
    ESPN
    MIT
    Cambridge Mobile Telematics
    Industries
    Notable Project

    AndPlus developed a web application for a risk management system for financial institutions and publicly traded companies. Throughout the development process, the team worked closely with product owners to understand the needs and develop major features and enhancements that were rolled out in the first version in 2015. AndPlus still supports the software throughout its lifecycle.

    “I was very impressed that they were flexible to change their work methodology to fit what our needs were. ... They were always willing to change everything at the drop of a dime to make sure that they satisfied our needs. We profited from that type of relationship.” – Senior Project Manager, Data Management Analytics Company

  • 4
    $10,000+
    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
    United Nations
    Sony
    Industries
    Notable Project

    Unified Infotech developed a home management platform that needed support creating a more user-friendly UI. They provided development, design, SA, and QA services for the client. They leveraged multiple technologies and went well beyond the original scope of work to create an improvement from the previous product. 

    the team went above and beyond once we set parameters for the process." – Co-Founder, Home Management Platform

  • 5
    $75,000+
    50 - 249 Employees
    New York NY

    Blue Label Labs is a 64-person digital product development agency based in New York City with offices in Seattle and San Francisco. They build the right product by bringing together the expertise of the client, product knowledge, and iterative customer feedback. Since their founding in 2009, they have built and transformed over 300 businesses through strategy, design, and development. Their client ranges from startup entrepreneurs to Fortune 500s.

    Clients
    Bloomberg News
    Microsoft
    Google/Alphabet
    Fender
    Industries
    Notable Project

    Blue Label Labs both consulted for and developed an iOS and Android mobile app for an experience management platform. The client enjoyed the positive responses from app users, loved the team’s responsiveness, and referred to their project management as “excellent.”

    "They feel like they’re an extension of our team, and I can pick up the phone at any time and get a response." – Product Manager, Market Research Firm

  • 6
    $10,000+
    10 - 49 Employees
    New York NY

    Mobikasa is a full-service digital agency based out of New York City. Founded in 2011, Mobikasa has offices in New Delhi and Los Angeles. They are leaders in Mobile and Web development solutions, UI/UX design, Digital Marketing and E-commerce solutions.

    Clients
    1800Flowers
    Versace
    Harry Winston
    Maurice Lacroix
    Industries
    Notable Project

    MOBIKASA developed iOS & Android ecommerce applications. They used MEAN stack, Swift and Kotlin. The application helped improve our conversion rates.

    “We are very pleased because of the speed, quality and innovation that Mobikasa offers” - Senior Director, Product & Growth GM

  • 7
    Undisclosed
    50 - 249 Employees
    New York NY

    Alley Interactive is a web development firm based in New York City with an additional office in Burlington, Vt. Founded in 2010, the team of 73 specializes in web development, web design and UX/UI design. They work primarily with midmarket clients in the media industry.

    Clients
    The Henry J. Kaiser Family Foundation
    New York Post
    The Brookings Institution
    Reporters Committee for Freedom of the Press
    Industries
    Notable Project

    Alley Interactive worked on WordPress implementation for a nonprofit research agency. They consolidated content from several websites and databases onto a single WordPress site and CMS. The project included back-end development, data migration, and ongoing support. The client appreciated their direct communication throughout the project.

    “If we have a question or see a bug, you're talking directly to the person that knows how to fix it. They're not so caught up in the code that they can't communicate effectively with clients.” – Associate Director, Nonprofit Research Agency

  • 8
    $50,000+
    10 - 49 Employees
    New York NY

    Dom & Tom was founded in 2009 and has offices around the U.S. in New York, Chicago, and Los Angeles. They are an end-to-end digital product development agency that focuses on emerging technologies. Their team of 100+ created over 120 native mobile apps and worked on 400+ web projects. They specialize in research and planning, UX strategy and design, engineering, QA (quality assurance), and deployment.

    Clients
    Samsung
    GE
    NBA
    Fitch Ratings
    Industries
    Notable Project

    Dom & Tom worked with a digital agency for a website redesign. Dom & Tom designed and tested code for requested features for the site. The agency felt that the Dom & Tom team was responsive and displayed impressive attention to detail. 

    “Their staff was incredibly helpful. They follow up and they’re very attentive. They worked relentlessly to help us complete this project on time and within budget, which was phenomenal.” – Project Manager, Digital Agency

  • 9
    $25,000+
    10 - 49 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
    MIT
    The Inside
    Reliance Jio
    Industries
    Notable Project

    Perpetual is working with this financial services firm to assist in rebuilding its UI. The team planned the entire project, from the mockups to the detailed specs, and produced a .NET-based, real-time news services application, which is currently being QA tested by Perpetual.

    "Users have received the platform extremely well. We’re very excited about how well it’s performing. We haven’t experienced any technical issues." – Product Management, Financial Services Firm

  • 10
    $100,000+
    50 - 249 Employees
    New York NY

    Stride is a New York City-based software development company that embraces agile development practices. Founded in 2014, Stride has proven itself as product development experts, with experience with software, websites, e-commerce, mobile apps, and IoT.

    Clients
    Spotify
    Stash
    Codecademy
    Casper
    Industries
    Notable Project

    Stride was hired by an e-learning platform to work on three areas of its online platform: teacher experience, user experience, and educational content. Stride identified members of its to team to work with the managers responsible for each area of the e-learning platform. The project required development and design work for both the platform and connected web application. Later, Stride helped the client integrate with a third-party payment processing system.

    “What really impresses me the most about them is their consultants’ ability to collaborate with the teams with which they’re working. We’ve had experiences with other consultancies in the past where their engineers were much more comfortable going off on their own.” – Head of Technology, E-Learning Platform

  • 11
    $25,000+
    10 - 49 Employees
    New York NY

    Established in 2016, Adchitects creates websites, mobile app designs, shops and brands. Its team of around 10 is based in Poznan, Poland and specializes in web design, web development, and branding services for clients of all sizes across a variety of industries.

    Clients
    366 Concept
    Apollo Scooters
    AspenClean
    Atlantic Sapphire
    Industries
    Notable Project

    Adchitects built a website and mobile app from scratch for a social app company. They were fully responsible for the UX and UI design of each product and used WordPress to build the client's website. The client was impressed with their transparency and communication. 

    "They’re very transparent about project scope and timelines. They have good service and communication skills, and the team is always very polite and friendly. They care about their customers." – CEO & Founder, Social App Company

  • 12
    $25,000+
    50 - 249 Employees
    New York NY

    Mobile app development company Tapptitude has offices in Romania, the US, and London. The team of 40+ employees specializes in iOS and Android app development and offers UX/UI design, IT strategy consulting, and web development. Founded in 2013, Tapptitude mainly works with small businesses and startups in the real estate, automotive, and arts and entertainment industries.

    Clients
    Tenor
    Glorify
    Wellory
    Ontapp
    Industries
    Notable Project

    Tapptitude developed an app prototype for a food ordering company. They executed the food ordering company’s vision perfectly and were retained to develop the full product. Some app features Tapptitude developed included platform signup, payment systems, and restaurant menu integration.

    “The proof that I’ve been happy with Tapptitude is that we’ve continued working long-term, even though I’ve had the option to use in-house developers. I felt that the communication was great and, most importantly, the quality Tapptitude provides is amazing, as is the communication.” – CEO, Food Ordering App

  • 13
    $5,000+
    10 - 49 Employees
    New York NY

    The Story is a design and innovation firm founded in 2009. It's located in Warsaw, Poland, with a second location in St. Petersburg, Russia and serve the healthcare and finance industries. The Story employs a team of 6 that specializes in UX/UI design, custom software development, and branding. 

    Clients
    KCR Clinical Solutions
    INVICTA
    Aflofarm
    PwC Poland
    Industries
    Notable Project

    The Story redesigned the user interface of a company website to reflect new services. The new website is optimized using AWS and available worldwide.

     

  • 14
    $25,000+
    10 - 49 Employees
    New York NY

    Theodo UK, founded in 2015, is a consultancy and digital development agency headquartered in London with an additional location in Paris. With a team of over 30 employees, they mainly provide mobile app development, web development, and custom software development services.
     

    Clients
    Admiral
    Veygo an Admiral company
    BNP Paribus
    MADE.com
    Industries
    Notable Project

    Theodo UK developed the platform for an online marketplace after the previous developer proved unsatisfactory. The team took wire frames and a prototype provided by the client to build a minimum viable product, using AWS, React, Python, and Django for the framework. The client spoke highly of the engagement.

    “They’re extremely knowledgeable and work closely with us to make sure we know what’s going on. Their team is phenomenal and have both dev and interpersonal skills.” — Executive, Digital Office Marketplace

  • 15
    $10,000+
    50 - 249 Employees
    Brooklyn NY

    A software development and design company, Sophilabs is headquartered in Brooklyn, N.Y. Founded in 2012, their team of fewer than 50 employees serves small to midmarket businesses, specializing in the education, financial services, and healthcare industries. Services include web, custom software, and mobile app development.

    Clients
    Pfizer / Amgen
    Amgen SAP
    Oxford Economics
    Baker McKenzie
    Industries
    Notable Project

    Sophilabs provided web development services to a performing arts nonprofit. They were responsible for integrating a large, complex archive of AV content with a membership supporter system in Python. The team was skilled and professional.

    “They really went above and beyond. They’re very amenable to ideas and flexible as well.” — CEO, Performance Art Nonprofit

  • 16
    $50,000+
    10 - 49 Employees
    New York NY

    Located in New York City, Lightmatter is an agency offering web and mobile app development, design, and other digital services. Their team of under 50 employees serves mostly enterprise businesses in industries like financial services, gaming, and healthcare. They were founded in 2013.

    Clients
    NYU Langone
    McCann Health
    Robert Wood Johnson Foundation
    Galileo
    Industries
    Notable Project

    Lightmatter provided full-stack development services to create a data management tool. Utilizing Python, React, and Django, the team also built the platform’s UI/UX components and security features. They provided quality code, ultimately leading to a successful solution.

    “One of the main reasons we were able to get so many high-level customers using our product was because of the delivery on all fronts, particularly security, that they facilitated.” — CEO, Tech Startup

  • 17
    $25,000+
    50 - 249 Employees
    New York NY

    Modus is a digital innovation consultancy based in New York City with a second office in Argentina. It was founded in 1999 and has a team of 59 employees. They specialize in digital strategy, web design, conversion optimization, web development, and mobile app development for mostly large enterprise clients.

    Clients
    ADP
    Allianz
    Amgen
    Cleveland Clinic
    Industries
    Notable Project

    Modus designed and developed improves for an HR company’s website to update their online presence. The team helped increase sales and solve issues associated with client support. The client is extremely satisfied with their work and they’ve made a huge impact on their business.

    "Their efforts have absolutely increased the leads, visitors, returning visitors on a year-to-year and month-to-month basis...I think the traffic is up on that site by 200 percent year to year." — Director of Digital Marketing, HR Services Company

  • 18
    $25,000+
    10 - 49 Employees
    Brooklyn NY

    JetRockets is a technology consulting firm headquartered in Brooklyn NY, with satellite offices in Auckland, New Zealand and Tver, Russia. Founded in 2012, JetRockets currently boasts over 20 employees offering mainly web development capabilities, although the team is also proficient in IT staff augmentation, e-commerce development, custom software development, and mobile app development. They primarily market themselves to small and mid-market business in the financial services and advertising industries. 

    Clients
    LendingOne.com
    IDG
    AskJack
    LuxLock
    Industries
    Notable Project

    JetRockets worked with a dog-centered marketplace to deliver a multi-sided, e-commerce marketplace that supports buyers/sellers profile creation, payment processing through PayPal, and order tracking. The site, which was built with Ruby on Rails, along with various amendments and suggestions JetRockets made, drove a higher user-retention rate.

    “If you can imagine it, [JetRockets] can do it.” - Owner, Dog-Centered Marketplace

  • 19
    $5,000+
    250 - 999 Employees
    Princeton NJ

    NewAgeSMB is a full-stack iOS, Android, and web development company based in Princeton, N.J. The company, founded in 1994, has more than 45 employees and provides mobile app development, UX/UI design, and web development services to companies and institutions in various industries.

    Industries
    Notable Project

    A car wash startup hired NewAgeSMB to develop its website and its Android and iOS mobile apps for customers and washers. NewAgeSMB delivered both the website and the apps and are now continuing to provide maintenance services.

    "The team took my vision and made it into a product." - CEO, Car Wash Startup 

  • 20
    $25,000+
    50 - 249 Employees
    New York NY

    Established in 2015, SevenPro is a software development firm. The small Kharkiv, Ukraine-based team focuses on custom software development, mobile app development, web development, blockchain, and more.

    Industries
    Notable Project

    SevenPro provided development services to an advertising company. They helped develop an advertisement monitoring system. 

    "I’ll definitely work with SevenPro again."

  • 21
    $50,000+
    10 - 49 Employees
    New York NY

    Reflections is a New York based digital innovations lab. They were founded in 1999 and have a team of 16 employees. They specialize in web development, mobile app development, and UX/UI design. They mainly work with small business and mid-market clients in the advertising, consumer products, and business services industries. 

    Clients
    The Shade Store
    Aveeno
    State Farm
    Draft Kings
    Industries
    Notable Project

    Reflexions developed an eCommerce site for a fantasy sports startup. They used PHP and an AWS Elastic Beanstalk environment to create a platform that allowed users to use cash and points earned on the site to to buy products. The client was extremely pleased with the quality of the work and communication. 

    “We were very pleased with the work and have continued to hire Reflexions for future projects.” – Director of Product, Fantasy Sports Startup
     

  • 22
    $25,000+
    10 - 49 Employees
    New York NY

    Wolf&Whale is a UX/UI consultancy founded in 2013 and located in New York. The team of fewer than 50 employees offers UX/UI design, branding, and web development services. Their clients primarily include midmarket businesses in the business services, arts, entertainment, and music, and consumer products and services industries.

    Clients
    WeWork
    Kohler
    Guardian
    GoDaddy
    Industries
    Notable Project

    Wolf&Whale redesigned a mobie app and developed a website for a haircut services provider. The team worked quickly, and their efforts were integral to the project’s success. 

    “We were satisfied with the quality and timeliness of the project.” – CEO, Haircut Services Provider

  • 23
    $10,000+
    50 - 249 Employees
    Fairfield NJ

    Saffron Tech is a full-service web, software, and mobile application development company with offices in New York and India. They have served their global clientele for over 10 years. They use industry-leading tools to create scalable websites and products for clients.

    Industries
    Notable Project

    Saffron Tech helped develop a website for an instructional health video platform. The project included developing a site that featured a payment portal and integrated with Wistia and MailChimp.

    "Their willingness to go the extra mile showed a great level deal of care.” – Co-Founder of Instructional Health Video Platform

  • 24
    $5,000+
    10 - 49 Employees
    New York City NY

    Founded in 2012 and headquartered in India, PSD To Manythings is a development agency that works with small businesses in the business services and information technology industries. With two more offices in Hong Kong and NYC, the team of over 50 provide web development and e-commerce development to clients.

    Clients
    Art and Creativity University Of Californi
    Axonic Capital
    Westgate Resorts
    Raw Nature Labs
    Industries
    Notable Project

    An online education website centered around the arts partnered with PSD to create and execute a website using Wordpress. They provided the client with design, copy, and code for the successful project.

    “PSDtoANY recommended better options and solutions to choose from. They helped me save a great deal of money. Our communication was through Skype and email.” – Founder, Educational Website

  • 25
    $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
    Notable Project

    A startup high school hired noformat to build their brand and create awareness about themselves to their target market. noformat worked with the school in defining their brand identity which they then implemented into the high school's web design. They built the website on WordPress to be SEO-friendly, implemented a unique tuition calculator and class schedule functionalities, and populated the website with content geared towards prospective students and their families. The resulting website attracted a large number of students for enrollment, as well as applicants for various work positions.

    "At every stage in the process, it was extremely clear where we were and what still needed to be done." - Marketing & Communications Manager, Startup High School

  • 26
    $100,000+
    10 - 49 Employees
    New York NY

    Rose Digital is a technology consulting firm based in New York City. Founded in 2014, their small team of 5 specializes in mobile app development, web development, and AI. They work with midmarkets, enterprises, and small businesses, focusing on advertising and marketing, business services, arts, entertainment, and music.  

    Industries
    Notable Project

    Rose Digital worked on AR web app development for a digital agency. They built a web-based AR experience that enabled users to interact with 3D product animations. The client was impressed with the knowledge they brought to the project.

    “The team is composed of knowledgeable and experienced people that choose projects based on what they’re passionate about, and it shows.” – Producer, Digital Agency 

  • 27
    $25,000+
    10 - 49 Employees
    New York NY

    The Smyth Group is a digital agency founded in San Diego in 2005. Their team of more than 10 specializes in UX/UI design, custom software development, and web development solutions for mid-market and enterprise-level clients.

    Clients
    Columbia Sportswear
    MedStar Health
    VW of America
    AgMark Logistics
    Industries
    Notable Project

    The Smyth Group developed a mobile app for a B2B marketing agency. The app was to function as a sales enablement tool. The project was successful, but the agency’s client decided to shift the direction of the project afterwards.

    “Awesome! Great communication throughout the process, with easy collaboration and guidance along the way.” - Founder & CEO, B2B Marketing Agency

  • 28
    $10,000+
    50 - 249 Employees
    New York NY

    JetSoftPro is a software development agency that was founded in 2003. Based in New York, their team of 48 specializes in custom software development, IT strategy consulting, and product design. Their client base is mainly composed of midmarket companies.

    Clients
    CreatorIQ
    Prezzo
    Aftersow Technology
    EMEX
    Industries
    Notable Project

    A hedge fund company needed expert technical support to assist with production efforts. They hired JetSoftPro to provide programming support in the service of creating a mobile app. In addition to development, the team provided UX/UI design to enhance the app's look and feel. The results of their work vastly exceeded the client's expectations. 

    "JetSoftPro’s valuable solutions and suggestions improved the quality of each of our products."–CTO, Hedge fund Company 

  • 29
    $10,000+
    10 - 49 Employees
    New York 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
    Notable Project

    An AI company hired MeanPug Digital to optimize their client reporting processes. As part of the engagement, MeanPug Digital optimized the company's database, stabilized and improved their scraping infrastructure by improving Celery / RabbitMQ processes and automation, and build a simple UI and data pipeline with Airflow that enabled the internal team to request reports in a fully automated way. Because of this engagement, the company was able to save time in their reporting process, cutting it down from 20 hours to 2.

    "Mean Pug is incredibly technically proficient, so project management was fairly light comparably." - Co-Founder & CEO, AI Company

  • 30
    $25,000+
    50 - 249 Employees
    Central Islip NY

    Clustox, a mobile application development firm, was founded in 2012. The small Lahore, Pakistan-based team offers mobile app development, custom software development, web development, cloud consulting & SI, and more.

    Industries
    Notable Project

    A managing services company partnered with Clustox to build and maintain a platform for their business which would comprise of a mobile app, website, and a management control panel.

    "The utmost inspiring thing would be their commitment and assistance given to numerous clients."

Tell us about your project
NEED HELP SELECTING A COMPANY?

Based on your budget, timeline, and specifications we can help you build a shortlist of companies that perfectly matches your project needs. Schedule a free consultation with a Manifest Analyst.

TELL US ABOUT YOUR PROJECT