Use your Mathematics expertise to train and evaluate AI models.
Review AI-generated mathematical reasoning, apply clear rubrics, and explain your judgments in writing. This remote contractor role requires English fluency and strong mathematical or AI workflow expertise.
Posted Sep 28, 2026
Design and validate realistic computational mathematics tasks that test AI agents in terminal-based research and engineering workflows. This remote contract requires advanced mathematical knowledge, strong programming skills, and 20+ hours per week.
Posted Sep 26, 2026
Use advanced quantitative finance knowledge to create training data and review AI-generated responses for accuracy, relevance, and research quality. This flexible US-based contract pays up to $150 per hour.
Posted Sep 25, 2026
Create challenging machine learning questions and review AI-generated answers for accuracy, reasoning, and technical soundness. This remote contract role pays up to $75 per hour and typically involves 5 to 20 flexible hours per week.
Posted Sep 25, 2026
Review AI-generated mathematical answers for accuracy, proof quality, logic, and rigorous reasoning. This remote US contract pays up to $75 per hour and offers flexible project-based work.
Posted Sep 25, 2026
Build and improve multi-step AI systems for advanced mathematical reasoning. This four-week contractor assignment requires 40 hours per week, advanced Python, and four hours of Pacific Time overlap.
Posted Sep 7, 2026
Review and improve advanced mathematics problems, solutions, and proofs used in AI training. This remote contractor role pays $80 to $90 per hour and requires 20 or more hours weekly.
Posted Aug 7, 2026
Model stochastic bacterial population dynamics and review analytical research for AI training. This remote contractor role pays $80 to $160 per hour and requires less than 20 hours per week.
Posted Aug 5, 2026
Review AI-generated solutions to research-level problems in AdS/CFT, holography, Weyl anomalies, and tensor algebra. This remote contract pays $80 to $160 per hour for about 10 hours weekly over 8 to 10 weeks.
Posted Aug 2, 2026
Review and improve large language model performance on advanced mathematics, proofs, Python tasks, and Lean verification. This remote contractor role requires at least 20 hours per week, including daily Pacific Time overlap.
Posted Jul 20, 2026
Create difficult physics problems, detailed solutions, and evaluation benchmarks for large language models. This expert contract role is open worldwide, requires strong physics and graduate-level STEM experience, and offers 20+ hours per week.
Posted Jul 17, 2026
Create and review board game reasoning tasks, assess AI answers, and build prompts and rubrics for evaluation datasets. This contract role is worldwide, requires English, and calls for 20 or more hours each week.
Posted Jul 16, 2026
Create and review mathematical reasoning content that helps language models solve problems more accurately. This remote contract role suits strong English writers with algebra, geometry, trigonometry, and calculus skills.
Posted Jul 16, 2026
Review AI-generated math answers, check proofs and calculations, and write clear model solutions for $70 per hour. This part-time contract requires 20+ hours weekly and advanced mathematics training.
Posted Jul 9, 2026
Review AI-generated mathematics, check proofs and calculations, and guide remote QA work at $25 to $75 per hour. This United States contractor role requires 20 or more hours per week.
Posted Jul 9, 2026
Create and verify advanced Python problem sets for quantitative finance, covering stochastic processes, optimization, simulation, time series, and risk modeling. This worldwide contract role pays $15 to $60 per hour for 20+ hours per week.
Posted Mar 29, 2026
Design original, research-style mathematics problems and verify complete solutions in Python. This part-time contract role requires an advanced mathematics background, a degree, and at least 20 hours per week.
Posted Mar 29, 2026
Mathematics subject-matter work in AI training can involve examining whether generated answers, explanations, calculations, or reasoning are mathematically sound. Depending on the individual role, the work may also include writing or rating model responses, labeling data, evaluating results, reviewing code, or applying mathematical judgment to other examples used to develop AI systems. Read each live posting carefully to understand the specific subject area, responsibilities, and requirements.
OpenTrain is the hiring organization for roles on OpenTrain. Candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they will support. The individual live posting is the source of truth for the role's eligibility, qualifications, responsibilities, pay, hours, schedule, location rules, and any client-specific requirements.
