Senior Full-Stack Developer (React + React Native & TypeScript)
Location
madrid, comunidad de madrid
Job Type
Full-time
Category
Informática y tecnología
Posted
June 05, 2026
Job Description
At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Senior Full-Stack Developer to join one of our clients' teams. If you’re looking for an exciting opportunity to grow in an innovative environment, this could be the perfect fit.
Responsibilities
- Develop and maintain our cross‑platform interfaces using React.
- Refactor and modernize components to improve speed, usability and accessibility.
- Use a diverse set of skills to improve and optimize the performance & design of our products & interfaces.
- Collaborate closely with a small, agile team.
- Take ownership of projects and features from concept to release.
- Drive architecture and code quality (patterns, refactoring, maintainability).
- Be ready to contribute quickly after an onboarding period.
- Improve performance & UX with measurable outcomes (Core Web Vitals, ...