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Freelance AI Trainer - Statistics & Python Specialist

toloka-aiRemote — Sweden
Remote Part-time $50/hr - $50/hr

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Experience Level

Experience

Qualifications

Candidates must possess a degree in Statistics or a related discipline, demonstrate proficiency in Python for numerical validation, and have at least 2 years of relevant experience. Strong written English skills (C1+) are essential, and professional certifications are a plus.

About the job

Please submit your CV in English and indicate your English proficiency level.

About the Role

toloka-ai, through Mindrift, connects specialists with project-based AI work for leading technology companies. This freelance contract focuses on evaluating and improving AI systems. The position is not permanent employment and is structured around specific projects.

What You Will Do

  • Create original computational statistics problems inspired by real mathematical research workflows
  • Develop problems that require Python programming solutions using libraries like Numpy, SciPy, or Sympy
  • Design computationally intensive tasks that may take days or weeks to solve
  • Write problems involving complex reasoning in areas such as number theory, combinatorics, graph theory, and numerical analysis
  • Base problems on authentic research challenges or practical mathematical applications
  • Validate solutions with Python and established mathematical libraries
  • Document problem statements clearly and provide verified, accurate answers

Who We’re Looking For

  • Degree in Statistics or a related discipline
  • Proficiency in Python for numerical validation (experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or similar libraries also considered)
  • At least 2 years of professional experience, which may include applied research or teaching
  • Strong written English (C1 level or above)
  • Professional certifications (such as CMME, SAS Certifications, CAP) and experience with international or applied projects are a plus

How to Join

  1. Application
  2. Qualification Assessment
  3. Project Participation
  4. Task Completion
  5. Compensation

Project Details

During active project phases, tasks are expected to require about 10-20 hours per week, depending on current needs. Actual workload may vary and is not guaranteed outside of active project periods.

Compensation

Earnings can reach up to $50 per hour, depending on expertise and pace. Compensation rates may differ by project based on complexity, scope, and required skills.

About toloka-ai

toloka-ai specializes in connecting talented individuals with innovative AI projects from top technology companies, providing opportunities to contribute to the development and improvement of AI systems.

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