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Freelance AI Trainer

Location: Remote
Compensation: Hourly
Reviewed: Tue, Sep 08, 2026
This job expires in: 30 days

Job Summary

To support the development of advanced AI coding models, a part-time Freelance AI Trainer will create competitive programming problems, write solutions in C++ and Python, and design test cases, all while working remotely on a project-based basis.

Key responsibilities
  • Write original algorithmic problems with clear statements and sound constraints
  • Create both correct and deliberately-wrong solutions, along with comprehensive test cases
  • Ensure the quality of solutions by confirming correct outputs and identifying failures within time limits
Required qualifications
  • Strong competitive programming background demonstrated by a public profile or notable achievements in IOI/ICPC/national olympiads
  • Proficiency in C++ (STL, complexity) and familiarity with Python
  • Ability to explain incorrect solutions and devise inputs that expose flaws
  • Strong written English skills (C1+ level)
  • Experience in setting or testing problems for competitive programming contests is a plus

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