Mindrift is seeking freelance engineers to train and evaluate AI agents working on complex tasks inside a CAD environment by designing part geometries, building reference solutions, and evaluating agent attempts. Applicants must have a degree in Mechanical or Aerospace Engineering, 5+ years of hands-on CAD modelling experience, an active professional CAD licence, familiarity with Python and GitHub, and B2+ English proficiency. The role is remote for candidates based in Argentina, Brazil, Chile, Colombia, Mexico, or Peru.