About the job
This freelance AI Trainer role with toloka-ai, in partnership with Mindrift, centers on developing and validating advanced statistics and Python programming challenges. The work supports AI system evaluation and improvement for leading technology companies. The position is remote and based in Manitoba, Canada. Engagement is project-based and not a permanent employment arrangement.
Key Responsibilities
- Design computational statistics problems that mirror real-world mathematical research workflows.
- Create and document programming challenges that require Python to solve, using libraries such as Numpy, SciPy, and Sympy.
- Ensure each problem is computationally intensive and not easily solved by hand.
- Develop tasks involving complex reasoning in fields like number theory, combinatorics, graph theory, and numerical analysis.
- Base problems on genuine research challenges or practical mathematical applications.
- Validate solutions in Python with standard mathematical libraries.
- Provide clear problem statements and supply verified, correct answers.
Requirements
- Degree in Statistics or a closely related field.
- Proficiency in Python for numerical validation. Knowledge of MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or other relevant libraries is valued.
- At least 2 years of professional experience in applied research or teaching.
- Strong written English skills at C1 level or above.
- Professional certifications (such as CMME, SAS Certifications, CAP) and experience in international or applied projects are considered assets.
Project Commitment
Estimated workload is 10–20 hours per week during active project periods. Actual hours may fluctuate based on project needs.
Compensation
Compensation is up to $38 per hour, depending on contribution and project complexity. Rates may vary for other projects on the platform according to requirements and expertise.
How to Apply
Submit a CV in English, highlighting English proficiency. The application process includes qualification steps, joining a project, completing assigned tasks, and receiving payment.

