Product Engineer - AI-First, Real Ownership, Barcelona

Pillar is searching for a Product Engineer who sits between engineering and product in Barcelona. You will write production code, talk to customers, and help decide what to build first. You will own features end to end, from problem framing to the implementation, working across TypeScript, Next.js, React and Postgres. Expect close collaboration with Design, AI, and Customer teams, with AI integrated in daily work. J-18808-Ljbffr