Top React Js Developers in New York City

Many React Js development companies in New York offer migration and upgrade services but not all of them are proficient at it. It is necessary that when an existing app is migrated to React Js then the transition is smooth without it affecting the business. For that, you need to hire React Js developers that not only have experience of the industry but also of the framework.

Moreover, the React Js development services that you select should also keep a track of the performance after the migration is complete. Do you want a high performing and responsive app due to an increase in the number of users? Have a look at the list of React Js developers that have earned a reputation for best in class services in the industry.

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List of the Best React Js Developers in New York City with reviews

  • 1. Simform

    Digital Product Engineering and Talent Solutions
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    Simform is a digital product engineering and IT talent solutions company with a mission to solve complex software engineering problems. Since 2010, our team of 1000+ experts has helped businesses elevate their value through our development services. Our flexible global delivery center transforms your engineering fro ... learn more about Simform

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    $25 - $49/hr
    250 - 999
    2010
    NYC,  New York
  • 2. Unified Infotech

    Your Tech Partners For Impactful Digital Solutions
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    Unified Infotech is an Award Winning technology company working with global Enterprises, SME’s and forward-thinking Start-Ups as their end-to-end technology partners for custom-tailored software, web, and mobile apps. Through a combination of smart planning, a design thinking approach, and the latest te ... learn more about Unified Infotech

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    $50 - $99/hr
    50 - 249
    2010
    NYC,  New York
  • 3. SPEC INDIA

    Enterprise Software, Mobility & BI Solutions
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    SPEC INDIA is an ISO/IEC 27001:2013 company with 30+ years of established experience. We specialize in Custom Software Development, Web & Mobile App Development, BI & Analytics Solutions, Automation & Security Testing, Legacy Software Migration, Product Engineering, and IoT Solutions. SPEC INDIA has ... learn more about SPEC INDIA

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    < $25/hr
    250 - 999
    1987
    NYC,  New York
  • 4. Powercode

    Software Development Advice and Assistance
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    Powercode is an innovative web and mobile application development company. Our goal is to stay on top of the rapidly changing tech trends and deliver up-to-date software solutions for our client's ideas. Сompany team includes over 100 engineers with deep expertise in more than 25 advanced and trusted programmin ... learn more about Powercode

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    $25 - $49/hr
    50 - 249
    2015
    NYC,  New York
  • 5. AllianceTek

    Empowering IT Solutions
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    With a talented team of 200+ software engineers, project managers, and designers, we excel in delivering end-to-end tailored solutions empowered with the latest tools, technology stack, and methods. At AllianceTek, we don’t just design and develop your project. Rather, we audit and engineer the entire project dev ... learn more about AllianceTek

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    $25 - $49/hr
    50 - 249
    2004
    NYC,  New York
  • 6. Zealous System

    Dedicated Software Development Team
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    We believe in working in synergy, and growing together. You grow, we grow! Zealous System is a full-fledged IT service provider with global clientele and end-to-end service portfolio. Set on a self-evolutionary path of innovation, we strive to create a rare talent pool whether it is cognitive technologies such as Bl ... learn more about Zealous System

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    < $25/hr
    50 - 249
    2008
    NYC,  New York
  • 7. Bachoo

    We create zippy websites that shine and shout
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    Báchoo was founded in 2015. Multiple awards later, our team of over 30 designers, developers, copywriters, and creatives craft and develop exceptional websites, SaaS, and mobile applications, pushing boundaries - and your business forward. Our project management ideology is transparent, flexible, and predicta ... learn more about Bachoo

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    $50 - $99/hr
    10 - 49
    2015
    NYC,  New York
  • 8. LinkUp Studio

    Distinctly Designed. Brilliantly Built.
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    Software design and development company focused on clients' success. LinkUp Studio crafts smart web & mobile digital products driven by strategy and exceptional user experience. Our team does more than just coding or design. As a company, we strive to see the f ... learn more about LinkUp Studio

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    $50 - $99/hr
    50 - 249
    2013
    NYC,  New York
  • 9. Brights

    Software Development Company
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    Brights is a software development company located in Warsaw and Kyiv with a team of 100 people. Our key expertise is fintech startups, productivity tools and custom enterprise software development. Working as a product team allows us to deliver efficient solutions to reach clients' business goals. For the last 11 y ... learn more about Brights

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    $25 - $49/hr
    50 - 249
    2011
    NYC,  New York
  • 10. instinctools

    Delivering the future. Now.
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    *instinctools is a software product development and consulting company focused on digital transformation. Headquartered in Germany with development hubs in Poland and Kazakhstan, *instinctools provides a cross-functional global delivery model which reduces development costs while increasing speed to market. Our Serv ... learn more about instinctools

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    $50 - $99/hr
    250 - 999
    2000
    NYC,  New York
  • 11. TRIARE

    MOBILE and WEB development for businesses.
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    TRIARE (https://triare.net/)  offers many services for business clients, including a comprehensive range of software and web solutions. From simple apps to complex e-commerce apps, the company provides a flexible collaboration model for everyone interested in effective collaboration. We provide IT expertise, ... learn more about TRIARE

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    $25 - $49/hr
    50 - 249
    2015
    NYC,  New York
  • 12. Dedicated Developers

    Top Rated Mobile App and Web Development Company
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    We’ve worked with 300+ startups, small to medium-sized enterprises and top brands from 15+ different countries. We've been empowering them with our digital intelligence and expertise over the past 10 years. We have successfully delivered 1000+ Swift and Agile web and mo ... learn more about Dedicated Developers

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    $50 - $99/hr
    50 - 249
    2007
    NYC,  New York
  • 13. Gearheart

    Web and mobile app development company
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    Gearheart is a web development company specializing in building custom web and mobile applications for startups and mature companies. Focusing on complex long-term projects and functional solutions, we are fully responsible for the technical part, from planning a roadmap to deploying and maintaining applications. Our t ... learn more about Gearheart

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    $50 - $99/hr
    10 - 49
    2012
    NYC,  New York
  • 14. Promatics Technologies

    Top Rated Web n Mobile App Development Company
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    Promatics Technologies is a premier web and mobile apps development company. As a seasoned team of 150+ developers we have built a strong foundation of web and mobile app development processes with much matured and optimized engagement and delivery models. Whether its business analysis, UI/UX, development or QA ... learn more about Promatics Technologies

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    < $25/hr
    50 - 249
    2008
    NYC,  New York
  • 15. TechAvidus

    Software, Web and Mobile App Development Company
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    TechAvidus provide tailored software, web, and mobile applications to small, medium, and large enterprises. Our work culture is based on the core philosophy of cooperation and collaboration. We at TechAvidus take the utmost care in dealing with our customers. When you work with us you get exactly what's needed to a ... learn more about TechAvidus

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    < $25/hr
    50 - 249
    2016
    NYC,  New York
  • 16. Roweb Development

    Custom Software Development
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    We are a software house development company. We have wide experience in several verticals,: Recruiting & HR Finance & Insurance Real estate Tourism & hospitality Associations Transport & Logistics E-commerce Marketing Services: Custom development (business apps, mobile apps ... learn more about Roweb Development

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    NA
    50 - 249
    2004
    NYC,  New York
  • 17. Selleo Labs

    🎯 Your Trusted Software Development Partner
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    For over ten years Selleo has delivered professional services on more than 150+ software development projects for clients from Europe, the US, Canada, and Australia, designing and building a number of applications throughout a wide spectrum of business domains, industries, and technologies (Rub ... learn more about Selleo Labs

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    $25 - $49/hr
    50 - 249
    2007
    NYC,  New York
  • 18. Custom D

    Business transforming Web & Mobile App development
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    We build sophisticated custom software solutions. We love what we do, and we love seeing the transformation custom software can make to your organisation. Custom D is a team of extreamly talented and experienced developers that are passionate about what they can do for you. We'll get to know you and your busines ... learn more about Custom D

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    $150 - $199/hr
    10 - 49
    2014
    NYC,  New York
  • 19. Next Big Technology(NBT)

    Best Web & Mobile App Development Company
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    Next Big Technology (NBT) is a premium Web & App Development firm established in 2009. NBT always uses the latest technologies for Website & Mobile App development. As an applications development company, we know how to build websites and apps that utilize proper design and programming to build products that ... learn more about Next Big Technology(NBT)

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    < $25/hr
    50 - 249
    2009
    NYC,  New York
  • 20. Konstant Infosolutions

    INNOVATIVE MOBILE & WEB SOLUTIONS
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    Konstant Infosolutions is a globally recognized mobile app development company delivering the best-in-class solutions. Having served businesses, startups, enterprises across all industries, weíve developed over 600 Android, iOS and hybrid mobile apps. Our team of 180+ professionals possess the finest com ... learn more about Konstant Infosolutions

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    < $25/hr
    50 - 249
    2003
    NYC,  New York
  • 21. Enkonix

    Full-cycle software development company
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    Enkonix is a full-cycle software development company specialized in custom web and mobile development. We provide a wide range of services and work with projects of different scales, from MVP to enterprise. 

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    $100 - $149/hr
    50 - 249
    2016
    NYC,  New York
  • 22. Merixstudio

    Top Software Development Company
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    We are a full-stack team of 250+ experts who build complex digital products for clients worldwide looking to outsource software development to professionals. Merixstudio’s key expertise is the delivery of high-quality and performant web applications and cross-platform mobile apps. Based on the needs of our cli ... learn more about Merixstudio

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    $50 - $99/hr
    250 - 999
    1999
    NYC,  New York
  • 23. Terasol Technologies

    We just don't build apps We build businesses!
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    Terasol technologies offers end to end IT development services to help businesses thrive in the competitive online market. We are headquartered in India and provide digital transformation services across 10+ countries with a global customer base of 200+ brands with 215+ successful and conversion-centric tech solutions. ... learn more about Terasol Technologies

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    $25 - $49/hr
    50 - 249
    2014
    NYC,  New York
  • 24. SoluLab

    Blockchain | IoT | Mobility | AI | Big Data
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    One of the top blockchain development companies with over 50M+ active users for their apps and an industry-competitve 97% customer success score. SoluLab has partnered with Fortune 500 enterprises to high-growth startups including Walt Disney, Goldman Sachs, Mercedez Benz, University of Cambridge, Georgia Tech, and mor ... learn more about SoluLab

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    $25 - $49/hr
    50 - 249
    2014
    NYC,  New York
  • Computools shapes the future with products, services and solutions that businesses need to Unlock Tomorrow. We’re a worldwide company that generates world-changing ideas. Computools' philosophy is based on three principles: CONSTRUCTIVENESS With Computools, innovation comes standard. Clients trust us ... learn more about Computools

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    $50 - $99/hr
    250 - 999
    2013
    NYC,  New York
  • 26. Raftlabs

    Building lovable software products
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    RaftLabs is a full-stack web and mobile app products and solutions company. We are driven by a mission to build products that simplify the customer experience and helps businesses. We have more than a decade of experience in building streaming video and digital commerce solutions for startups, SMBs, and enterprises. We ... learn more about Raftlabs

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    $25 - $49/hr
    10 - 49
    2017
    NYC,  New York
  • 27. 7EDGE

    Software and Product Development | Dedicated Teams
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    7EDGE is a custom software development company helping Enterprises, Brands, and Startups analyze and identify areas of improvement and help develop a strategic roadmap in their digital journey.  Our core strength lies in the development of Web & Mobile applications using emerging technologies, which include Re ... learn more about 7EDGE

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    $25 - $49/hr
    50 - 249
    2010
    NYC,  New York
  • 28. HQSoftware

    IoT, AR, VR, and custom software development
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    HQSoftware is a trusted international custom software developer that brings Digital Transformation into your business. We specialize in IoT, Big Data, AI, Machine Learning, AR and VR solutions, web and mobile application development, and provide dedicated development teams to help you evolve. We deliver all-around serv ... learn more about HQSoftware

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    $25 - $49/hr
    50 - 249
    2001
    NYC,  New York
  • 29. sophilabs

    Web and Mobile Development. Brooklyn.
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    We are a software development and design company formed by experienced designers, software and data engineers who love building web and mobile applications. At the beginning of each project, we run a product inception workshop depending on how clear the requirements are. Then we use 2 weeks iteration cycle ... learn more about sophilabs

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    $50 - $99/hr
    10 - 49
    2011
    NYC,  New York
  • 30. Clavax Technologies LLC

    Transform Your Ideas into Digital Solutions
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    Clavax is a leading edge software, web and mobile app development company headquartered in San Jose, California. Our top-notch services are backed by a strong team of 200+ highly skilled professionals to deliver innovative, secure and scalable IT solutions to our clients. We act as technology partners by understanding ... learn more about Clavax Technologies LLC

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    $25 - $49/hr
    50 - 249
    2011
    NYC,  New York
  • 31. Dot Com Infoway

    Making the Mobile & Web work for businesses
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    Dot Com Infoway is a globally recognized mobile app development and marketing company offering a bouquet of cutting-edge services. With over 20+ years of industry experience in the IT, we know exactly what it takes to create an engaging mobile application that connects with the hearts and mind of your audience. We h ... learn more about Dot Com Infoway

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    < $25/hr
    50 - 249
    2000
    NYC,  New York
  • 32. Celadon

    Fast & Confident Development | Web | Mobile | SaaS
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    Our job is more than just software design and development, our job is taking care of your success. If you’re looking for a reliable Web and Mobile development partner, you’re about to knock the right door. Why us? We focus on a selected set of technologies and industries to always keep track of new ... learn more about Celadon

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    $25 - $49/hr
    10 - 49
    2015
    NYC,  New York
  • 33. OpenGeeksLab

    Your Software Development Partner
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    We create not just apps—we build apps that make money, drive real value for Your users, and hit the charts. How? A strategic approach to the Planning Stage provides an analysis of Your users’ current needs, development time estimation, deadlines planning, and actual work with them. We know our work well ... learn more about OpenGeeksLab

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    $25 - $49/hr
    50 - 249
    2015
    NYC,  New York
  • 34. 2muchcoffee

    Cross-platform & Hybrid, Web & Mobile, NFT Devs
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    We fit both outsource and outstaff models of project development. We provide custom solutions using flexible software development and deep tech expertise. Domain experience: Adtech (integration of TUNE, AFFISE APIs, etc.) Edtech (e-learning platforms, curriculum maps, online live sources, classrooms integrat ... learn more about 2muchcoffee

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    $25 - $49/hr
    10 - 49
    2015
    NYC,  New York
  • 35. Idealogic

    End-to-end custom software development
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    We are Idealogic  Idealogic is a full-cycle software development firm with strong expertise in product design, custom software development, QA assurance, and post-release support in Fintech, Logistics, Retail, and Business Intelligence areas. We are focused on the partnership with startup founders and entrepren ... learn more about Idealogic

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    $50 - $99/hr
    50 - 249
    2016
    NYC,  New York
  • 36. TECHTIC SOLUTIONS INC

    the way to digital presence
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    We are an award winning development partner for design thinking, agile & lean innovation. Incorporated in 2009 and headquartered in the USA, Techtic Solutions, Inc. is a custom software and mobile app development company.  We offer high performing, on-demand team of developers!   ... learn more about TECHTIC SOLUTIONS INC

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    < $25/hr
    50 - 249
    2009
    NYC,  New York
  • 37. SPRYTE Labs

    The right team, every time
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    Spryte Labs gives you the best team for your project, every time.  With thousands of developers on the platform, transparent pricing, and a 3-click booking system, it only takes seconds for you to get tech built right!

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    NA
    1,000 - 9,999
    2019
    NYC,  New York
  • 38. SovTech

    Business Software. Sorted.
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    SovTech is a bespoke software development company that provides world-class software products to growth-driven technology businesses. SovTech offers flexible subscriptions at competitive rates that are geared towards building scalable and sustainable products. With a decade of success in the bespoke software space ... learn more about SovTech

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    $25 - $49/hr
    250 - 999
    2012
    NYC,  New York
  • 39. NetSet Software Solutions

    Accelerating digital transformation
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    NetSet is an ISO 9001:2015 and ISO 27001 certified company and professional services company focused on transforming Business into meaningful experiences for our clients. We specialize in the end-to-end delivery of custom applications built on providing quality, creative and strategic mobile Apps. By providing a turnke ... learn more about NetSet Software Solutions

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    $25 - $49/hr
    50 - 249
    2011
    NYC,  New York
  • 40. ConsultingWhiz

    Use Technology to Optimize, Scale & Grow 2x - 10x
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    ConsultingWhiz is an ROI driven leading provider of Custom Software Development, Custom Mobile App Development, SaaS, ERP, IOT, Blockchain, AI and Software/Mobile management with clients from Startups to Fortune 500 companies.  Why choose us? Competition is stiff however our clients have told us we are ... learn more about ConsultingWhiz

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    $25 - $49/hr
    10 - 49
    2008
    NYC,  New York
  • 41. Devsar

    Services for Entrepreneurs, Startups and SMBs
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    Devsar is a software services & consulting firm specialized in web & mobile app development. We use top-notch technologies that include: Android, Python, Django, Angular, Vuejs, and Nodejs. We offer dedicated resources and cost-effective solutions that create real value for your business.   We can bu ... learn more about Devsar

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    $25 - $49/hr
    10 - 49
    2010
    NYC,  New York
  • 42. Cloudester Software LLC

    Your Digital Transformation Partner
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    Founded in 2011, Cloudester is a bespoke software development company to deliver fast, usable, high-performing, and secured mobile and web structures built to suit your specific requirements. What sets them apart is their team of talented and passionate digital nerds who always stay on pace with the latest trends an ... learn more about Cloudester Software LLC

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    NA
    10 - 49
    2011
    NYC,  New York
  • 43. Labrys

    Web3 / Blockchain Developers
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    Labrys is a global leader in Web3 & Blockchain Poduct Development. We design, develop and launch products using blockchain infrastructure & Web3 technologies. We also build all supporting infrastructure (Web/Mobile Apps, APIs, Integrations) to enable any Web3 solution. We help&n ... learn more about Labrys

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    $100 - $149/hr
    10 - 49
    2017
    NYC,  New York
  • 45. Net Solutions

    Award-winning Web, Mobile and UX Experts
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    Net Solutions is a global digital consultancy that helps brands leverage design, analytics and engineering to create meaningful, personalised digital experiences. We focus on Mobility, Outsourced Product Development, e-commerce and user experience (UX) design. We earned this expertise by building custom B2B and B2C ... learn more about Net Solutions

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    $25 - $49/hr
    50 - 249
    2000
    NYC,  New York
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