Summer 2026 Frontend Migration Internship – React & UI Refactoring

About the role

During the Summer 2026 internship you will work on refactoring the front‑end of a clock configuration application at STMicroelectronics. You will help design and implement key UI features and proof‑of‑concepts, improving responsiveness, maintainability and overall user experience.

Key responsibilities

• Refactor the existing GLSP‑based front‑end to a modern React architecture.
• Implement UI components and integration features using JavaScript/TypeScript.
• Enhance application responsiveness and code maintainability.
• Collaborate on REST API and event‑based communication with backend services.
• Explore and use graph/diagram libraries such as React Flow.
• Document work in English (code comments, GitHub issues, technical docs).

Required profile

• Currently enrolled in a Software Engineering degree or equivalent.
• Fluent in English (technical documentation and communication).
• French language skills are a plus.
• Motivation to work on front‑end development in a collaborative team.

Required skills

• JavaScript and TypeScript.
• React and modern front‑end development practices.
• Familiarity with React Flow or similar graph/diagram libraries.
• Understanding of frontend‑backend communication (REST APIs, messaging, event‑based interaction).
• Knowledge of UI state management and component‑based architecture.
• Basic grasp of software refactoring and code maintainability.

What we offer

• Hands‑on experience at a global semiconductor leader.
• Mentorship from experienced engineers.
• Inclusive and diverse work environment.
• Opportunity to contribute to smarter, greener technology solutions.