Senior Platform Engineer (React) – Hybrid Barcelona

WhyHireWrong? is seeking a Senior Engineer based in Barcelona, Spain. This position focuses on building foundational tooling and frameworks for a high traffic consumer web and mobile application. The role emphasizes ownership over the technical roadmap and collaborative work without a dedicated Product Manager.

The successful candidate will have 7+ years in software development, deep expertise in React and component-driven design, and experience mentoring junior engineers. This hybrid role involves two office days per week, with relocation assistance available.