Senior React Developer

About the role

Advansys is looking for a senior external React Developer to join its cross-functional Customer Platforms team. The role designs and delivers modern, accessible and production-ready web applications, establishes sound front-end engineering practices and coaches other developers. The workplace is hybrid.

Key responsibilities

• Design and build responsive React applications and reusable component libraries using TypeScript
• Apply modern React patterns such as functional components, hooks, state management and modular architecture
• Integrate front ends with REST APIs and Microsoft services using secure authentication and authorization
• Implement automated unit, component and end-to-end tests and support quality gates in CI/CD pipelines
• Optimize applications for accessibility, browser compatibility, performance, observability and maintainability
• Conduct code reviews, identify technical debt and guide its remediation
• Collaborate with UX, architects, backend developers and business stakeholders
• Create technical documentation and share knowledge with internal developers

Required profile

• 7+ years of software development experience with recent delivery in React and TypeScript
• Proven ownership of production React applications and scalable front-end architecture
• Strong knowledge of component design, state management, API integration and asynchronous programming
• Experience with automated testing frameworks and front-end build tooling
• Experience with Git, pull requests, code reviews, Azure DevOps and CI/CD pipelines
• Strong understanding of accessibility, responsive design, performance and secure web development
• Professional English and clear communication of technical decisions

Preferred experience

• Microsoft Entra ID, Azure App Service, Azure Functions or API Management
• React integration with Dataverse, Dynamics 365 or Power Platform
• Design systems, UI libraries and application telemetry