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 rigorous statistics problems reflecting professional practice;
Evaluate AI solutions for correctness, assumptions, and constraints;
Validate calculations or simulations using Python (NumPy, Pandas, SciPy, Statsmodels, and Scikit-learn);
Improve AI reasoning to align with industry-standard logic;
Apply structured scoring criteria to multi-step problems
What We Look For

This opportunity is a good fit for statisticians with experience in Python open to part-time, non-permanent projects. Ideally, contributors will have:
Degree in Statistics or related fields, e.g. Probability Theory, Mathematical Statistics, Applied Statistics, etc.
3+ years of professional mathematics experience




Strong written English (C1/C2)
Strong Python proficiency for numerical validation
Stable internet connection
Professional certifications (e.g., PStat, CAP, SAS Certifications) and experience in international or applied projects are an advantage.
How It Works

Apply → Pass qualification(s) → Join a project → Complete tasks → Get paid
Project time expectations

For this project, tasks are estimated to require around 10-20 hours per week during active phases, based on project requirements. This is an estimate, not a guaranteed workload, and applies only while the project is active.
Payment

Paid contributions, with rates up to $34/hour*
Fixed project rate or individual rates, depending on the project
Some projects include incentive payments
Note: Rates vary based on expertise, skills assessment, location, project needs, and other factors. Higher rates may be offered to highly specialized experts. Lower rates may a

📌 Freelance Statistics Expert with Python Expertise (Madrid)
🏢 Mindrift
📍 Madrid