30 senior react developer jobs at 19 companies in Barrington, NH
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Senior Software Engineer, Mobile (React Native)
San Francisco or New York City or Portland
$185k-$215k/yrHybridFull Time
Forerunner: AI-powered platform for government built environment management.
5+ YOE5+ years software engineering; 3+ years React Native; JS/TS and React; cross-platform mobile; mobile performance and UI/UX; RESTful APIs; native mobile knowledge; strong collaboration; adaptable in fast-moving env.
Kelmar Associates: Provides unclaimed property management systems and services to governments.
5+ YOE5+ years in modern full-stack web apps; Angular and Spring Boot; AWS serverless/Kubernetes; MySQL/OpenSearch; CI/CD; mentoring; client interaction.
Meltwater: Global media intelligence and social analytics platform for businesses.
Expertise in React and TypeScript, frontend architecture, GraphQL/REST integration, performance and accessibility, proven technical leadership and large-scale frontend ownership.
Vestmark: Provides wealth management technology for financial advisors and institutions.
5+ YOE5+ years Ruby on Rails; 3+ years React/JavaScript; PostgreSQL; TypeScript a plus; Docker/AWS/GCP a plus; testing with RSpec/Jest; OO/FP proficiency.
Ruby on Rails, React, PostgreSQL, TypeScript, Inertia.js, Docker, AWS, Azure, GCP, Okta, Devise, RSpec, Jest
SymboticNasdaq: SYM: AI-powered robotics and software for warehouse automation.
5+ YOE5+ years in software development; fullstack with React/Angular, Node.js, and C# .NET; distributed, event-driven systems (Kafka, RabbitMQ, SignalR); REST APIs; mentorship and cross-functional collaboration.
UKG: Provider of workforce management and human capital management software.
7+ YOE7+ years building enterprise Java web applications; strong Java, Spring Boot, Hibernate/JPA, React, SQL, cloud-native and AI integration experience; TDD and CI/CD practices.
Java, J2EE, Spring Boot, Spring Framework, Hibernate/JPA, React, JavaScript, HTML5, CSS3, REST APIs, SQL, LangGraph, OpenAI Agents SDK, CrewAI, AutoGen, OpenAI, Anthropic, Google Gemini, AWS, Microsoft Azure, Google Cloud Platform, Kubernetes, Docker, OpenShift, Terraform, CloudFormation, ARM Templates, GitHub Actions, Jenkins, Azure DevOps, GitLab CI, Datadog, Grafana, Prometheus, Splunk, OpenTelemetry, Bash, Python, PowerShell, GitHub Copilot, ChatGPT, Cursor, Claude
Angular Front End Developer in Merrimack, NH (New York, NY, US)
Merrimack or New York
$100k-$130k/yrOnsiteFull Time
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
10+ YOE10+ years software development experience; strong expertise with Angular (18+), React, TypeScript, RxJS, Redux/NgRx, NodeJS/NestJS, GraphQL; experience with micro frontends, CI/CD, and test automation (Cypress, Playwright, Jest, Storybook).
Experience building RESTful APIs, relational and NoSQL databases, strong OOP and design patterns, SDLC, CI/CD, mentoring, and front-end frameworks (Angular/React); strong communication and code-quality focus.
Senior Full Stack Software Engineer - Claims Technology
Portsmouth or Columbus or Boston or Indianapolis or Plano
$106k-$197k/yrHybridFull Time
Liberty Mutual Insurance: Global provider of property and casualty insurance products.
5+ YOE5+ years software engineering experience; strong full stack skills with Java/Spring Boot and JavaScript/TypeScript; AWS cloud-native experience; CI/CD, observability, and enterprise security experience.
Principal Software Engineer (RUST, AWS, Docker, Kubernetes)
Jersey City or Merrimack or Westlake
$107k-$216k/yrHybridFull Time
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
8+ YOE8+ years in software engineering; strong front-end skills with React; experience with microservices, SQL, cloud, CI/CD; knowledge of blockchain technologies a plus.
Darling Consulting Group: Provides asset liability management and risk solutions for banks.
Lead architecture of large-scale distributed systems; strong in data modeling, API design; cloud experience; proficient in modern languages; CI/CD and DevOps.
Boston or San Francisco or Dallas or Salt Lake City or Seattle or Portland
$141k-$173k/yrRemoteFull Time
WEXNYSE: WEX: Provides global payment processing and business information management services.
8+ YOEBachelor’s in CS/Software Eng; 8-10 yrs software engineering; strong front-end and full-stack skills; modern front-end frameworks; TypeScript/JavaScript; REST/GraphQL; web security; collaboration and maintainability.
EPAM SystemsNYSE: EPAM: Provides global digital platform engineering and software development services.
Strong C#/.NET, Angular, SQL, and Microsoft Azure experience; able to deliver in rapid weekly sprints; familiarity with AI-assisted coding tools (Cursor) preferred.
.NET, C#, Angular, ReactJS, TypeScript, Microsoft Azure, PostgreSQL, Microsoft SQL Server, SQL, Amazon Web Services, Cursor, Model Context Protocol (MCP)
Lead Software Engineer, Meteorological Technologies
Andover or Atlanta
$150k-$190k/yrHybridFull Time
The Weather Company: Provides weather data, forecasting insights, and digital advertising solutions.
7+ YOE7+ years building cloud-based (e.g., AWS) production systems; domain experience in meteorology or forecasting; hands-on software delivery in 24x7 operational environments; AI/LLM integration, prompt engineering, and multi-project execution; proficiency in Python, JavaScript/TypeScript, or Go.
Merrimack or Massachusetts or Pennsylvania or Minnesota or Texas or Arizona or Oregon or California
$101k-$150k/yrRemoteFull Time
CelesticaNYSE: CLS: Provides design, manufacturing, and supply chain solutions for electronics.
6+ YOE6+ years experience building full-stack, cloud-native GUI applications; expertise with modern JS frameworks, GUI automation, backend services, CI/CD, and AI/ML integration in networking and data center contexts.
RigakuTokyo Stock Exchange: 268A: Manufacturer of X-ray based analytical and industrial instrumentation.
5+ YOE5+ years in software quality engineering for regulated product development, BS in software-related field, experience with design control, risk management, verification/validation, and strong communication skills.