166 react developer jobs at 88 companies in Cornwall, NY

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Full Stack Engineer (C#/React)
Manhattan, New York, United States
$101k-$134k/yr OnsiteFull Time
Rockstar Games
Rockstar GamesNASDAQ: TTWO: Developer and publisher of world-class interactive entertainment and games.
3+ YOE3+ years professional web development with C# and React, T-SQL and source control experience; degree in computer science or 3+ years equivalent; strong communication and Agile experience.
C#, MSSQL, JavaScript, TypeScript, React, T-SQL, Perforce, Redis, MongoDB, Elasticsearch, npm, NuGet
20h
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Full stack Java React Software Engineer II
Jersey City, New Jersey, United States
$119k-$150k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
2+ YOERequires 2+ years of software engineering experience, Java and Spring Boot development, React, databases, SDLC, agile practices, testing, troubleshooting, and secure coding. AWS exposure preferred.
Java, Spring Boot, React, AWS, CI/CD
1mo
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Sr. Software Engineer (React Native)
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
Subway
Subway: Global restaurant chain specializing in made-to-order submarine sandwiches.
6+ YOE6+ years software engineering experience; strong JavaScript, Node.js, ReactJS and React Native skills; experience with REST APIs, unit/integration testing, CI/CD, version control, databases; BS in CS or equivalent preferred.
JavaScript, Node.js, ReactJS, React Native, REST APIs, CI/CD
1d
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Sr. Software Engineer- React Native Mobile
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
Subway
Subway: Global quick-service restaurant chain specializing in made-to-order sandwiches.
6+ YOERequires 6–9 years of software engineering experience, strong React Native and TypeScript expertise, mobile testing and release experience, REST APIs, authentication, and a bachelor's degree or equivalent experience.
React Native, Expo, TypeScript, Redux Toolkit, MMKV, React Navigation, Adyen, Apple Pay, Google Pay, AWS Cognito, Jest, React Native Testing Library, Maestro, GitHub Actions, Expo Application Services (EAS), Fastlane, Sentry, LaunchDarkly, Adobe Experience Platform, Quantum Metric, BrowserStack, Swift, Objective-C, Kotlin, Java, REST APIs, Azure DevOps, Figma, OneTrust
1w
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Senior Full-Stack Developer (React + Python/FastAPI)
Jersey City or Dallas or Tampa
$75k-$150k/yr HybridFull Time
DTCC
DTCC: Provides post-trade infrastructure for the global financial services industry
6+ YOE7+ years full-stack experience with React, Python/FastAPI, SQL, Docker, and cloud; strong design, performance, security, and mentoring skills.
React, Python, FastAPI, SQL, Snowflake, Docker, Nginx, AWS EC2
1mo
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Associate, Developer
New York, New York, United States
$110k-$130k/yr OnsiteFull Time
Newmark
NewmarkNASDAQ: NMRK: Commercial real estate brokerage and property management services.
2+ YOEBachelor's in CS/IT or related plus 2 years developer experience in financial services; experience with Java, Spring Boot, Django, React, Python, SQL, HTML5/CSS3, AWS S3, Jenkins, Git, CI/CD, REST APIs and microservices.
Java, Spring Boot, Django, React, JavaScript, Python, SQL, HTML5, CSS3, Freemarker, Selenium, Cron Jobs, Spring Scheduler, Keycloak IAM, LDAP, Role Based Access Control (RBAC), Single Sign-On (SSO), Redis, Guava Cache, Parallel Processing, Spring Performance Libraries, REST APIs, Microservices, Data Lineage, Data Governance, AWS S3, Jenkins, Git, CI/CD, Agile, Scrum, Unit Testing, QA Automation, Automation, System Design, Performance Optimization, Enterprise Integration, Reporting Pipelines, Stress-testing workflows, Legacy System Migration, Process Optimization, FIX
1w
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Senior Frontend Developer
Greenwich, Connecticut, United States
HybridFull Time
Interactive Brokers
Interactive BrokersNASDAQ: IBKR: Automated global electronic brokerage and trading services provider.
5+ YOE5+ years commercial SPA development experience; degree in CS or related; strong JavaScript/HTML/CSS skills; experience with Vue/React/Angular, TypeScript, webpack/Vite, API integration, and AI/agentic development tools.
Vue 3, TypeScript, VueJs, Vuex, Pinia, Vite, Cypress, webpack, React.js, Angular.js, Claude Code, JavaScript, HTML, CSS, LESS
1mo
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Mobile App Developer
Nutley, New Jersey, United States
$103k-$150k/yr HybridFull Time
Ralph Lauren
Ralph LaurenNYSE: RL: Designs and sells premium lifestyle products including apparel and home goods.
2+ YOEBachelor's degree or equivalent and 2 years experience in software development with JavaScript, OOP, REST/SOAP, JS frameworks (Angular/jQuery/React), GraphQL, Node.JS; 1 year in native (Objective-C/Swift or Kotlin/Java) and hybrid (Ionic/React Native).
JavaScript, Angular, jQuery, React, GraphQL, Node.JS, Objective C, Swift, Kotlin, Java, Ionic, React Native, REST, SOAP
3w
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Senior Web Developer
New York or Portland
$120k-$140k/yr HybridFull Time
Informa
InformaLondon Stock Exchange: INF: Organizing international business events and publishing academic research journals
8+ YOE8+ years software development experience with strong React and Node.js skills, cloud and database proficiency, CI/CD and DevOps experience, and ability to design large-scale web applications.
React, Node.js, JavaScript, HTML5, CSS3, RESTful APIs, JSON, Git, AWS, Azure, Google Cloud, MongoDB, MySQL, PostgreSQL, CI/CD, DevOps, Python, PHP
1mo
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IT Solutions Developer
Riverdale, New Jersey, United States
HybridFull Time
Camfil
Camfil: Manufacturer of premium air filtration and clean air solutions.
2+ YOEBachelor's degree, 2+ years software development experience, strong Python, React, TypeScript skills, LLM/AI and Azure experience, prompt engineering, CI/CD and IaC exposure, strong communication.
Python, React, TypeScript, LangChain, LangGraph, Autogen, Azure, Azure AI Search, Microsoft Fabric, Dataverse, LLM, Microsoft Copilot Studio, vector databases, GitHub Actions, Azure DevOps, Terraform, Ansible
3w
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Senior Software Developer
White Plains, New York, United States
$160k-$180k/yr HybridFull Time
Skadden
Skadden: Global law firm providing legal advisory and litigation services.
5+ YOEBachelor's in Computer Science or related, 5+ years enterprise application development, experience with .NET, React, Python, C#, TypeScript, CI/CD and AI-enabled services; strong architecture and communication skills.
.NET, React, Python, C#, ReactJS, TypeScript
1mo
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Software Engineer
New York City or Englewood Cliffs
$120k-$150k/yr HybridFull Time
Versant
VersantNasdaq: VSNT: Operates cable television networks and digital media entertainment platforms.
3+ YOE3+ years software development; backend (Java, Node.js, Python, Go), frontend (JavaScript/TypeScript, React/Vue/Angular), microservices and REST APIs, cloud (AWS/Azure), Git and CI/CD experience.
Java, Node.js, Python, Go, JavaScript, TypeScript, HTML, CSS, React, Vue, Angular, AWS, Azure, Git, GitHub Actions, Jenkins, Terraform, CloudFormation, Datadog, Prometheus, ELK
1mo
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Senior Software Engineer
Hoboken or New York City
$150k-$180k/yr RemoteFull Time
Pearson
PearsonLondon Stock Exchange: PSON: Global education providing learning materials and assessments.
7+ YOE7+ years software development experience; strong in Ruby on Rails, React, AWS, and PostgreSQL; experience in architecture, distributed systems, and mentoring; comfortable using AI tools with sound judgment.
Ruby on Rails, React, AWS, PostgreSQL, Apache Pulsar, Apache Kafka, Azure
1mo
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Full Stack Developer
Parsippany or Conshohocken or Wilkes Barre or Alpharetta or Scottsdale
$78k-$180k/yr HybridFull Time
Berkshire Hathaway GUARD Insurance Companies
Berkshire Hathaway GUARD Insurance Companies: Provides property and casualty insurance products to small businesses.
Degree in CS or equivalent experience; backend and frontend development experience (C#/.NET, React/Angular/Vue), cloud (Azure), databases, Git, CI/CD, AI-assisted tools; strong problem-solving and collaboration skills.
C#/.NET, React, Angular, Vue, Azure, Git, GitHub Copilot, ChatGPT, SQL, NoSQL, OAuth, OpenID
2d
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Cyber Security Data Developer
Charlotte or Atlanta or Houston or New York City or Parsippany or Jersey City or Dallas
$105k-$148k/yr OnsiteFull Time
AIG
AIG: Global provider of property casualty insurance and risk solutions.
10+ YOERequires 10+ years in technology and 5+ years in enterprise UI development, with advanced React, Python, SQL Server or PostgreSQL, and cybersecurity, risk, cloud, or analytics experience.
React, Python, SQL Server, PostgreSQL, Node.js, TypeScript, AWS, Azure, GCP, Power BI, QlikView, SIEM
3d
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Senior Software Engineer
New York City, New York, United States
$150k-$200k/yr HybridFull Time
Vantage Risk
Vantage Risk: Provides specialty insurance and reinsurance services using data analytics.
8+ YOERequires 8–10 years of full-stack software development experience, JavaScript, React, Node, Python, AI techniques, cloud, DevSecOps, CI/CD, Agile, and a bachelor's degree or equivalent experience.
JavaScript, React, Node, Python, Claude, Gemini, Azure, AWS, Kubernetes, DevSecOps, Continuous Integration/Delivery (CI/CD), GIT, Github Actions, Jenkins, JSON, XML
1mo
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Software Engineer
New York, New York, United States
$100k-$145k/yr OnsiteFull Time
S&P Global
S&P GlobalNYSE: SPGI: Provides financial data, analytics, and credit ratings worldwide.
5+ YOE5+ years software development experience focused on frontend and Java applications; proficiency with Java, Spring/Spring Boot, frontend frameworks (React/Angular/Vue.js), SQL databases, RESTful APIs, HTML5/CSS3/JavaScript (ES6+), and version control.
Java, Spring, Spring Boot, React, Angular, Vue.js, SQL, Oracle, PostgreSQL, MySQL, SQL Server, RESTful API, HTML5, CSS3, JavaScript (ES6+), Git, SVN
1mo
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Frontend Developer
Suffern or Montebello
$90k-$100k/yr HybridFull Time
iPostal1
iPostal1: Provides digital mailbox and virtual business address solutions.
3+ YOE3+ years frontend experience; strong JavaScript (ES6+), HTML5, CSS3; React or Vue.js; experience with legacy codebases, responsive design, Git workflows, and strong communication.
JavaScript (ES6+), TypeScript, JQuery, HTML5, CSS3, React, VueJS, PHP, Git, Webpack, Vite, Babel, PostCSS, WCAG/Accessibility
1mo
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Full Stack Developer
New York, New York, United States
$89k-$121k/yr HybridFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOE5+ years full-stack web development experience, delivering end-to-end frontend and backend solutions; bachelor’s or master’s in Computer Science/Engineering or related; experience with cloud infrastructure, frontend frameworks (React/Vue), backend (Node.js/Go/Java), APIs, and performance/security best practices.
React, Vue, Next.js, Nuxt.js, Node.js, Go, Java, GCP, AWS, Azure, Terraform, Redis, CDN, OWASP, REST, API Gateway
1mo
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Senior Software Engineer, Manufacturing Systems
Glen Cove, New York, United States
$180k-$210k/yr HybridFull Time
Standard Bots
Standard Bots: Develops and manufactures AI-powered robotic arms for industrial automation.
5+ YOE5+ years engineering experience; full-stack development with React/Typescript and Node.js/Python; PostgreSQL, GCP/AWS, Kubernetes, Docker; experience designing MRP/MES or production systems preferred.
React, Typescript, Node.js, Python, PostgreSQL, GCP, AWS, GraphQL, REST, Kubernetes, Docker