Senior React & UX Engineer — On-site Antwerp

V-IT NV; Antwerpen; Sur place; EUR 60 000 - 90 000; Plein temps

Résumé du poste

V-IT NV in Antwerp seeks a senior Frontend Developer to lead UI improvements in React and TypeScript, shaping our design system and frontend patterns. You will own components, state, and performance, collaborating with UX from concept to production.

You will extend ASP.NET Core backends, maintain tests with Vitest and Testing Library, and contribute to a data-driven, accessible, and scalable frontend. Fluency in English is required; on-site presence in Antwerp is three days per week.

Qualifications

• Proven experience building web apps used by real users and constrained by project realities.
• Senior level expertise with React and TypeScript, focusing on components and state.
• Strong UX/UI sense and ability to translate design into robust frontend.

Responsabilités

• Develop user-facing features in React/TypeScript with robust components.
• Collaborate with UX from sketches to production delivery.
• Optimize performance, bundle size, and rendering behavior.
• Contribute to shared design system and UI library.
• Extend backend endpoints in C#/ASP.NET Core as needed.
• Maintain tests with Vitest/Testing Library and support CI/CD.
• Leverage analytics to drive front-end improvements and AI-assisted tasks.

Connaissances

UX sensibility

Team collaboration

Problem solving

English fluency

Communication

Outils

React

TypeScript

ASP.NET Core

Vitest

Testing Library

Description du poste

V-IT NV in Antwerp seeks a senior Frontend Developer to lead UI improvements in React and TypeScript, shaping our design system and frontend patterns. You will own components, state, and performance, collaborating with UX from concept to production.

You will extend ASP.NET Core backends, maintain tests with Vitest and Testing Library, and contribute to a data-driven, accessible, and scalable frontend. Fluency in English is required; on-site presence in Antwerp is three days per week.