> Markdown version of [/jobs/ext/242846-react-developer](https://www.wearedevelopers.com/jobs/ext/242846-react-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# React Developer

- **Company:** Capgemini
- **Location:** Hanover, NH, United States
- **Experience:** Expert
- **Salary:** $75,005.0 - $117,187.0
- **Contract:** Temporary contract
- **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Automation of Tests, Microsoft Azure, Code Review, Continuous Integration, DevOps, Github, JSON, OAuth, OpenID, Performance Tuning, Systems Development Life Cycle, Ui Patterns, Webui, Secure Coding, Software Engineering, Systems Integration, TypeScript, Web Content Accessibility Guidelines, ReactJS, Backend, Front End Software Development, Restful APIs
- **Published:** May 23, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=9f0e3774e66c8737

## About the Role

Do you have experience in UI implementation?, * 5 or more years of professional software development experience, including significant experience leading modern web UI initiatives.

 * Deep hands-on experience building React applications with modern JavaScript/TypeScript, including components, hooks, state management, and architectural decision-making.

## Description

Hanover, NH, United States (On-site)
Contract (6 months 17 days)
Published 12 hours ago
react.js
REST API integration
observability
performance optimization
State management
DevOps & CI/CD
Typescript /Javascript
Stakeholder collaboration, * Lead the design, development, and enhancement of React-based user interfaces for an external-facing portal, integrating with REST/JSON APIs.

 * Define reusable components, shared UI patterns, and front-end architecture decisions to improve maintainability, scalability, and consistency across applications.
 * Lead front-end integration with enterprise authentication/authorization (e.g., SSO/OIDC/OAuth) and establish secure patterns for handling tokens, session state, and protected user journeys.
 * Drive cross-team collaboration across cloud and on-premises environments, partnering with platform and backend teams to resolve integration issues and reduce delivery risk.
 * Provide technical leadership across the SDLC in an Agile team, including refinement, estimation, solution design, development, code reviews, release readiness, and hands-on support for complex implementation work.
 * Set and enforce front-end engineering standards for accessibility (WCAG), performance, secure coding, observability, and maintainable development practices.
 * Own and improve CI/CD practices (e.g., Azure DevOps/GitHub Actions) by strengthening build and test automation, resolving pipeline issues, and supporting reliable deployments.
 * Partner with UX, product, and engineering stakeholders to translate requirements into scalable solutions, while mentoring developers and promoting high-quality delivery practices.
 * Supervisory Responsibilities: This role may provide technical leadership, mentoring, and day-to-day guidance to developers and project contributors, but does not require direct people management.


## Related Videos

- [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json)
- [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect)
- [React and the power of visualisation](https://www.wearedevelopers.com/videos/100-react-and-the-power-of-visualisation)
- [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure)
- [The Pragmatic Architect: Balancing Necessity vs. Sufficiency in React Systems](https://www.wearedevelopers.com/videos/2101-the-pragmatic-architect-balancing-necessity-vs-sufficiency-in-react-systems)
- [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue)

## Related Articles

- [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025)
- [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023)
- [The Best 7 Frontend Frameworks for Developers in 2025](https://www.wearedevelopers.com/magazine/400-the-best-7-frontend-frameworks-for-developers-in-2025)
- [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)
- [Top 5 React Form Libraries for Developers](https://www.wearedevelopers.com/magazine/399-top-5-react-form-libraries-for-developers)
- [The Best JavaScript Framework to Learn](https://www.wearedevelopers.com/magazine/229-the-best-javascript-framework-to-learn)