SWE Infrastructure Specialist (Java)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a SWE Infrastructure Specialist (Java) – Freelance AI Trainer Project based in Spain. This role offers experienced Java engineers the opportunity to apply their infrastructure expertise to the advancement of next-generation AI systems.You will contribute to improving how AI models understand enterprise software architectures, distributed systems, and cloud-based environments.The position combines software engineering, systems analysis, and AI evaluation in a highly technical and research-driven setting.You will challenge advanced language models with real-world infrastructure scenarios and assess their ability to reason about complex engineering problems.Your expertise will help improve AI capabilities around scalability, reliability, performance optimization, and production-grade software design.This is a remote contract opportunity for engineers passionate about shaping the future of AI through technical knowledge and practical experience.