Physics Expert - AI Trainer (Spain)

Location: Remote Type: Contract / Part-time Commitment: 20 to 40 hours per week Compensation: Up to 40 USD / hr Project duration: 2 months, with potential extension About the role We create high-quality STEM training data for frontier AI models. Our data is used directly in training and evaluation pipelines at leading AI labs to improve model reasoning in technical domains. We are looking for experts in Physics to design rigorous, deterministic problems that are genuinely challenging for state-…