Mathematics Expert

Location: Remote from Argentina, Brazil, Colombia, Denmark, Ecuador, France, Germany, Italy, Mexico, Poland, or Uruguay

Salary: Up to $40 per hour

Company

hirify.global creates high-quality STEM training data for frontier AI models used in reasoning training and evaluation.

What you will do

• Design advanced mathematical problems for AI training and evaluation.
• Create deterministic problems with exactly one verifiable correct answer.
• Write complete, verified solutions and clearly document the reasoning.
• Develop problems that test deep mathematical reasoning rather than memorization.
• Use Python or specialized tools to build computational workflows where relevant.
• Ensure outputs are technically precise, reproducible, and well-written in English.

Requirements

• Master’s or PhD in Mathematics or a closely related field.
• Research or industry experience in mathematical modeling, proof-based reasoning, applied mathematics, or computational mathematics.
• Strong Python skills, including familiarity with libraries such as NumPy, SciPy, or pandas.
• Knowledge of algorithms, numerical methods, and computational approaches.
• Ability to design original, difficult problems reflecting real mathematical workflows.
• Excellent attention to detail and technical writing skills in English.

Nice to have

• Experience with symbolic mathematics systems, theorem provers, optimization solvers, or other mathematical software.
• Olympiad-level, graduate-level, or research-level problem design experience.
• Experience evaluating model reasoning, benchmarking, or designing technical assessments.

Culture & Benefits

• Contract engagement with part-time commitment of 20 hours per week.
• Project duration of two months with potential extension.
• Immediate start availability.
• Work remotely from the listed countries.