Senior Next.js / React (TypeScript) Frontend Engineer

The role requires deep React 19+ and advanced TypeScript skills to build reusable, strongly typed components, plus strong web performance expertise (caching, CDN optimization, Core Web Vitals).You will integrate REST/GraphQL APIs, contribute to a design-system-oriented styling approach, and industrialize delivery with Git/GitLab/Jenkins CI/CD and solid unit/integration testing in an Agile environment.Media/video streaming, accessibility, and Jira/Confluence are valued extras; occasional on-call/evening/weekend interventions may be needed.