Mathematics Problem and Proof AI Training Expert

About OpenTrain

OpenTrain AI is the hiring and contracting organization for this opportunity. OpenTrain is the #1 platform for finding and building careers in AI training and data labeling, helping people discover projects, build a professional profile, and grow their experience in a rapidly expanding field.

About AI Training Work

AI training is the human side of building modern artificial intelligence. Experts prepare and evaluate examples—including written problems, explanations, and model responses—so AI systems can learn to reason more accurately and communicate clearly.

This work offers remote, flexible opportunities to apply specialized knowledge directly to cutting-edge AI development. Prior AI training experience is not required for this role; strong real-world mathematics expertise is the key qualification.

The Role

OpenTrain AI is seeking a Mathematics Problem and Proof AI Training Expert to support AI training focused on advanced mathematics proof review. You will work with mathematical problems, solutions, proofs, and technical analyses, contributing structured human expertise, rigorous review, and clear written feedback.

This is remote contractor work with flexible scheduling. The role is part-time and requires a commitment of 20 or more hours per week.

• Pay: $80-$90 per hour
• Employment type: Contractor, part-time
• Work arrangement: Remote and worldwide
• Primary language: English

What You'll Do

You will create and assess high-quality mathematical content for use in AI training datasets. Your work will require precision, consistency, and the ability to communicate sophisticated reasoning to diverse audiences.

• Author and review advanced mathematical problems, solutions, and proofs spanning calculus and other higher mathematics domains.
• Design, analyze, and provide rigorous feedback on mathematical challenges, ensuring clarity and accuracy.
• Evaluate and refine mathematical content for AI training datasets.
• Contribute technical analyses, explanations, and justifications reflecting research-level mathematical rigor.
• Apply research methodology to develop and verify mathematical concepts and techniques.
• Communicate complex mathematical ideas in precise, accessible written and verbal formats.
• Collaborate with project teams and provide domain expertise to enhance AI learning processes.

Required Qualifications

This role is classified as entry level within AI training because previous AI training experience is not required. However, it requires advanced mathematics knowledge and substantial experience developing or reviewing rigorous mathematical content.

• Advanced knowledge of calculus, mathematical proofs, and higher mathematics.
• Relevant academic or professional expertise in advanced mathematics and proof review.
• Ability to author and verify rigorous mathematical problems, solutions, and proofs.
• Exceptional mathematical problem-solving and critical-thinking abilities.
• Experience producing research papers, proofs, or technical mathematical analyses.
• Skill in applying research methodology to develop and validate mathematical concepts.
• Strong written and verbal communication skills.
• Ability to follow detailed project instructions and maintain accuracy and consistency.

Who Should Apply

This opportunity may suit mathematicians, researchers, educators, and other professionals with advanced experience in calculus, proof construction, and higher mathematics. It is especially relevant for people who can turn complex mathematical reasoning into precise, well-supported explanations.

Experience contributing to collaborative or international research initiatives is a plus.

• Mathematics researchers and proof specialists
• Professionals with experience writing mathematical research papers
• Experts who enjoy evaluating solutions and identifying gaps in reasoning
• Clear communicators who can explain technical concepts in writing and speech

Build Your AI Training Career

AI training and data-labeling work is one of the fastest-growing ways to contribute to technology. By applying your mathematics expertise to model evaluation and dataset development, you can help shape how advanced AI systems solve problems and explain their reasoning.

Creating a free OpenTrain account lets you build a profile around your skills, discover relevant AI training opportunities, and develop a durable portfolio of work.