Location
barcelona, kingdom of spain, Spain
Posted
July 18, 2026
Job Description
Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.What This Opportunity InvolvesYou'll create challenging coding test cases that push AI coding systems to their limits:Review and refine realistic coding tasks based on provided production codebases with realistic scope, requirements and information sourcesWrite comprehensive functional tests that validate actual end-to-end behavior and edge-cases, not just superficial checksCraft fair but hard challenges where the AI has all the context it needs, but has to work for it (information scattered across files and external sources, complex reasoning required)Analyze AI failures to understand what the model struggles with vs. what it mastersIterate based on feedback from expert QA reviewers who score your wor...