Optical Engineer with Python - Freelance AI Trainer

Mindrift

São Paulo, State of São Paulo, Brazil
Part time
Posted June 03, 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 involves

While each project involves unique tasks, contributors may: 

  • Design original computational physics problems that simulate real physics research workflows;
  • Create problems requiring Python programming to solve (using Numpy, SciPy, Sympy);
  • Ensure problems are computationally intensive and cannot be solved manually within reasonable timeframes (days/weeks);
  • Develop problems requiring non-trivial reasoning chains in mechanics, electromagnetism, thermodynamics, and quantum mechanics;
  • Base problems on real research challenges or practical app...