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106 react engineer jobs at 56 companies in Danbury, CT

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
2w
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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 professional software engineering experience; experience with JavaScript, Node.js, ReactJS, React Native; familiarity with REST APIs, databases, testing, CI/CD, version control, and Agile; bachelor’s degree preferred or equivalent experience.
JavaScript, Node.js, ReactJS, React Native, REST APIs, CI/CD
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1w
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Software Engineer II (Node, React, Typescript)
Hartford or St. Paul
$120k-$199k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
4+ YOEBachelor's in CS or STEM, 4+ years software engineering, experience with cloud, API development, Node/React/TypeScript/JavaScript, databases, CI/CD, observability, and Agile practices.
AWS, Serverless, EKS, Azure, REST, GraphQL, Terraform, AWS CDK, React.js, Node.js, JavaScript, TypeScript, Python, Kafka, DB2, MySQL, PostgreSQL, MongoDB, DynamoDB, Claude, GitHub Co-Pilot, NUnit, XUnit, Moq, Jest, Cypress, Git, CloudBees Jenkins, Jenkins Open Source, Azure DevOps, OAuth 2.0, OpenID Connect (OIDC), Dynatrace, ELK stack, OpenTelemetry, Jira, Rally
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2w
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Senior .NET Full Stack Developer Lead (React/AWS)
Hartford, Connecticut, United States
$64k-$115k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
.NET Core/C# and React experience, AWS and SQL Server knowledge, proven technical leadership, stakeholder communication, and experience working with distributed/offshore teams.
.NET, .NET Core, C#, React, React.js, JavaScript, AWS, SQL Server
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1mo
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Agentic Solutions Engineer
Shelton, Connecticut, United States
HybridFull Time
BMG360
BMG360: Performance-focused marketing agency driving client growth.
3+ YOE3+ years backend/full-stack engineering with expert Python and strong TypeScript/React skills; experience building REST/GraphQL APIs, Django/DRF, Celery/Temporal, PostgreSQL, MCP protocol familiarity, and cloud (AWS/GCP).
Model Context Protocol (MCP), REST, GraphQL, Python, TypeScript, JavaScript, Django, Django REST Framework (DRF), React, React-Admin, FastAPI, Celery, Temporal, Pydantic, httpx, pytest, Node.js, PostgreSQL, Snowflake, WebSockets, SSE, OAuth2, JWT, OpenAPI, Swagger, Redoc, AWS, GCP, Lambda, Cloud Run, S3, GCS, Docker, GitHub Actions, Flowise, LangChain, Claude, Anthropic, GA4, Meta, Google
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2mo
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Product Engineer
Bronx, New York, United States
$150k-$180k/yr HybridFull Time
Essen Health Care
Essen Health Care: Provides multispecialty medical care and home-based healthcare services.
3+ YOE3+ years software engineering; strong frontend and backend skills; product instinct; good design sense; comfortable with ambiguity.
Python, FastAPI, React, TypeScript, MSSQL, Redis, Azure, Terraform
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1mo
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Senior Research Engineer - Experimental Engineering
Yonkers or Washington or Colchester or Arizona or California or Connecticut or Illinois or Maryland or Massachusetts or Michigan or New Hampshire or New Jersey or New York or Texas or Vermont or Virginia or District of Columbia
$115k-$160k/yr RemoteFull Time
Consumer Reports
Consumer Reports: Tests products and publishes ratings for consumer advocacy.
Senior research engineer with deep full-stack software engineering experience, strong applied AI/ML knowledge, prototyping and R&D experience, Python/FastAPI and frontend (React/React Native) familiarity, and ability to lead experiments and mentor engineers.
AI, Machine Learning, Python, FastAPI, React, React Native, RAG
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2mo
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Design Engineer
New York or New York
$175k-$250k/yr OnsiteFull Time
Icertis
Icertis: Provide AI-powered contract lifecycle management software for enterprises.
Strong frontend skills (React/TypeScript), UI/UX design, design systems, and collaboration with product leadership.
React, TypeScript
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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
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1w
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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
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3mo
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Senior Software Engineer
Fort Lee, New Jersey, United States
$110k-$160k/yr HybridFull Time
Ramsey Theory Group
Ramsey Theory Group: Technology holding firm developing enterprise software, AI, and cybersecurity platforms.
5+ YOE5+ years of professional software engineering; strong frontend with Next.js/React; backend with Django; full-stack feature delivery; familiarity with Celery/Redis; Docker; Kubernetes; GitLab CI/CD; focus on scalability and maintainability.
Next.js, React, Django, Celery, Redis, Docker, Kubernetes, GitLab CI/CD
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1mo
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Software Engineer II
Bristol or Burbank or Glendale or Bristol
$118k-$158k/yr OnsiteFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
3+ YOEMinimum 3+ years in web development; strong frontend JS/JS frameworks; BS CS or related; good communication; React/React Native preferred; experience in media distribution and AI is a plus.
JavaScript, TypeScript, React, React Native
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2mo
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Principal Software Engineer - Frontend, Developer Experience
San Francisco or Phoenix or Denver or Austin or Jacksonville or Bridgeport or Boston or New York City or Atlanta
RemoteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
5+ YOEDevelop frontend UIs with TypeScript/React; collaborate with product/design; contribute to architecture and testing; mentor colleagues.
TypeScript, React, GraphQL, Node.js
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2w
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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
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2mo
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Sr Software Engineer II - Global Commercial Services
Phoenix or Sunrise or New York
$123k-$215k/yr HybridFull Time
American Express
American ExpressNYSE: AXP: Global financial services and credit card payment network.
8+ YOE8+ years in software engineering; BS in IT/CS/Software Eng; full-stack incl. mobile/web; leadership; frontend TS/React/Angular; backend Node.js/Python/Ruby/Go; mobile React Native/native; cloud services; multiple data stores; Postgres/CockroachDB; workflow/orchestration.
AWS, S3, API Gateway, SQS, ECS, RDS, CockroachDB, PostgreSQL, React, Angular, Ruby on Rails, Node.js, Python, Go, React Native, Cordova, Ionic
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2w
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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
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1mo
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DevOps Engineer (Hybrid)
Canton or Boston or Salem or Farmington
$86k-$121k/yr HybridFull Time
Intact Insurance Specialty Solutions
Intact Insurance Specialty SolutionsToronto Stock Exchange: IFC: Provides specialized property and casualty insurance and risk services.
3+ YOE3-5+ years in DevOps/CI/CD, IaC (Terraform/Bicep), AKS or managed Kubernetes, containerization (Docker), and modern apps (Java/.NET/React). Bachelor’s degree or equivalent work experience.
GitHub Actions, Docker, Kubernetes, Helm, Terraform, Bicep, AKS, React, Java, .NET, Git
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2mo
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Full Stack Engineer
Fort Lee, New Jersey, United States
$160k-$200k/yr OnsiteFull Time
Cross River
Cross River: Provides technology infrastructure and embedded financial solutions to fintechs.
4+ YOE4+ years of software development; strong React front-end; Python or Node.js backend; AWS; TDD/CI/CD; Agile; AI/LLM experience.
React, JavaScript, Python, Node.js, Express.js, AWS, Terraform, CDK, SQL, NoSQL, DynamoDB, S3, RDS, Lambda, API Gateway, CI/CD, TDD, OpenID Connect, OAuth2
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2mo
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Full Stack Engineer
New Haven, Connecticut, United States
$68k-$121k/yr HybridFull Time
Yale University
Yale University: Providing higher education and conducting advanced scientific research.
2+ YOEAI-first development experience; strong React/TypeScript front-end and C#/.NET Core back-end skills; CI/CD, IaC (Terraform/Bicep), Azure; team collaboration.
React, TypeScript, JavaScript, C#, ASP.NET Core, MSSQL, NoSQL, Lua, Python, Terraform, Bicep, Azure, Claude Code, Augment, Cursor
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1w
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AI Engineer - Full Stack
Hartford, Connecticut, United States
$88k-$132k/yr RemoteFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
3+ YOE3+ years building web applications with React and Python, experience with FastAPI/Flask, async Python, HTMX, Jinja2, Tailwind, Figma, Docker/Kubernetes, REST and event-driven integrations, and AI/agent concepts.
React, Python, FastAPI, Flask, Asyncio, Pydantic, HTMX, JavaScript, TypeScript, HTML, CSS, Jinja2, Tailwind CSS, Figma, Docker, Kubernetes, Nginx, Next.js, D3.js, LLMs, ADK Agents, A2A, MCP, AGUI, CopilotKit, A2UI, WebMCP
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2mo
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Full Stack Engineer
New Haven, Connecticut, United States
$68k-$121k/yr HybridFull Time
Yale University
Yale University: Provides higher education and conducts research across various disciplines.
2+ YOEAI tool usage to write and ship production code; strong JS/TS/React; C#/.NET Core APIs; MSSQL/NoSQL; Lua/Python scripting; CI/CD and IaC; Azure preferred.
React, TypeScript, JavaScript, C#, ASP.NET Core, MSSQL, NoSQL, Lua, Python, Terraform, Bicep, Azure, AI tools (Claude Code, Augment, Cursor), Code Review Tools
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