Mindrift is seeking a freelance CFD specialist to train and evaluate AI agents on expert-level fluid simulations. You will take CAD geometry, set up and run simulations, and build verified reference solutions while writing Python checks for the agent's results. Work fully remote with a adaptable schedule. Tasks are estimated at 10–20 hours per week during active phases, and compensation can be up to $31 per hour equivalent, varying by level and pace of contribution.