Mindrift is seeking a CFD Engineer to help train and evaluate AI agents on expert-level fluid simulation tasks, including setting up simulations, creating verified reference solutions, and writing Python checks. Applicants need a degree in Mechanical or Aerospace Engineering (or related field), several years of hands-on CFD experience, proficiency in Python and GitHub, and B2+ English proficiency. The role is open to freelancers in Portugal, Greece, and Italy for an estimated 10–20 hours per week.