Use your Chemistry expertise to train and evaluate AI models.
Build realistic terminal-based physics and computational science tasks for AI training and evaluation. Create reproducible environments, scientific solutions, and automated tests while working 20+ hours weekly from anywhere.
Posted Sep 26, 2026
Review AI-generated chemistry answers, design challenging questions, and give expert feedback on accuracy, reasoning, and chemical validity. This remote contract role offers flexible project-based work for qualified chemistry specialists.
Posted Sep 25, 2026
Review prompts and AI-generated responses for chemical, biological, radiological, nuclear, and explosive safety risks. This part-time contractor role pays $50 to $52 per hour and requires less than 20 hours per week.
Posted Sep 21, 2026
Review AI answers about chemistry, toxicology, industrial hygiene, and chemical security. This remote contract pays $70 to $100 per hour and requires 20+ hours each week.
Posted Sep 16, 2026
Review and rate AI-generated content about chemical, biological, radiological, and nuclear safety. This remote contract role requires CBRN expertise, C1 English, and 20 or more hours per week.
Posted Sep 12, 2026
Review and improve AI-generated biochemistry content, from enzyme kinetics to laboratory methods. This remote contractor role pays $30 to $85 per hour and requires strong biochemical knowledge, scientific judgment, and professional English.
Posted Sep 11, 2026
Create chemistry and Python problems, reference solutions, and tests used to train and evaluate AI models. This remote contractor assignment runs for eight weeks and requires availability in one of 12 countries.
Posted Sep 3, 2026
Review AI-generated lessons, worksheets, quizzes, and explanations for scientific accuracy, safety, and age fit. This remote contractor role is open in India and pays up to $10 per hour for 20 or more hours each week.
Posted Aug 29, 2026
Use computational biology, cheminformatics, Python, and drug discovery expertise to build benchmarks and evaluate AI-generated scientific work. This contractor role pays $80-$110 per hour for 20+ hours weekly.
Posted Aug 3, 2026
Create, solve, and explain advanced chemistry problems used to train AI models. This remote contractor role requires deep chemistry knowledge, clear reasoning, and at least 20 hours per week.
Posted Jul 17, 2026
Review AI-generated chemistry content and trainer QA work for scientific accuracy, clarity, safety, and rubric alignment. This U.S.-based contract role pays $75 per hour and requires 20 or more hours each week.
Posted Jul 8, 2026
Review and compare AI-generated chemistry answers, check calculations and concepts, and write accurate explanations. This expert contractor role pays $30-$70 per hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Create advanced computational and quantum chemistry problems, verify solutions with Python and chemistry libraries, and model real research workflows. This part-time contractor role requires a PhD and offers $15 to $60 per hour based on task complexity.
Posted Mar 29, 2026
Chemistry subject-matter work in AI training can involve applying knowledge of chemical concepts, terminology, reactions, or scientific explanations while preparing and reviewing data. Depending on the individual role, tasks may include evaluating model responses, rating accuracy or relevance, labeling examples, writing chemistry-related responses, or checking whether content follows the requested criteria. Read each live posting closely to understand the specific subject matter and responsibilities before deciding whether to apply.
OpenTrain handles hiring for the roles available through its site, and candidates apply through OpenTrain. A successful candidate may be placed or referred to the client whose project they will support. Because requirements and responsibilities are specific to each project, use the individual live posting as the definitive source for the role.
