About this role
Staff AI Engineer - API & Integrations Team (Barcelona) at Factorial. Location: Barcelona, Catalonia, Spain. Role: building product, designing systems, mentoring peers Requirements: Experience building AI-powered production systems, product-first mindset, strong software engineering and API/system design skills, familiarity with LLMs and retrieval techniques. Category: Software Development Seniority: Senior Level Tools: Ruby on Rails, React, LLMs Commitment: Full Time Workplace: Hybrid Languages: English