Looking for work that applies Chemistry knowledge to AI training and data labeling? These roles can involve reviewing or creating examples that help artificial-intelligence systems handle chemistry-related content accurately. OpenTrain is the hiring organization for these roles. Candidates apply through OpenTrain, which may place or refer successful candidates to the client whose project they will support.
Use your expertise in biology, chemistry, mathematics, physics, or another STEM field to solve technical problems and evaluate AI-generated answers. This flexible remote contractor role pays $50-$100/hour and requires under 20 hours weekly.
Posted Sep 7, 2026
Use Chinese and scientific expertise to evaluate AI responses for accuracy, helpfulness, and safe handling of sensitive STEM topics. This flexible contractor role pays $68 to $72 per hour for fewer than 20 hours per week.
Posted Sep 6, 2026
Use advanced scientific expertise and Arabic fluency to write prompts, evaluate AI responses, and review sensitive dual-use content. This remote contract offers 7 hours per week at $38-$42 per hour.
Posted Sep 5, 2026
Use your chemistry or biology expertise and Ukrainian fluency to evaluate AI safety, accuracy, and helpfulness across specialized scientific topics. This remote contract role offers 7 hours per week at $48 to $52 per hour.
Posted Sep 4, 2026
Use doctoral-level chemistry or biology expertise to write Thai scientific prompts and evaluate AI responses for accuracy, safety, and responsible handling of sensitive topics. This remote contractor role offers 7 hours per week at $24 to $28 per hour.
Posted Sep 4, 2026
Use PhD-level chemistry or biology expertise to write Finnish prompts and evaluate AI responses for scientific accuracy, helpfulness, and safe handling of dual-use information. This worldwide contractor role offers flexible work under 20 hours per week at $61 to $65 per hour.
Posted Sep 4, 2026
Use your scientific expertise and Belgian Dutch fluency to evaluate AI responses, write specialist prompts, and assess sensitive dual-use content. This part-time contractor role is remote within Belgium and pays $61-$65 per hour.
Posted Sep 4, 2026
Use PhD-level chemistry or biology expertise to evaluate Danish AI responses for scientific accuracy, helpfulness, and safety. This remote contract role offers $61 to $65 per hour for about 7 hours weekly.
Posted Sep 4, 2026
Use your PhD-level scientific expertise and Croatian fluency to evaluate AI responses, write technical prompts, and improve safe model behavior. This remote freelance role pays $48-$52 per hour for approximately 7 hours weekly.
Posted Sep 4, 2026
Use advanced scientific expertise to write Vietnamese prompts and evaluate AI model responses for accuracy, helpfulness, classification, and safety. This remote contractor role takes about 7 hours weekly and pays $19-$23 per hour.
Posted Sep 4, 2026
Use PhD-level chemistry or biology expertise to evaluate AI responses, write Polish scientific prompts, and assess sensitive technical content. Remote freelance work pays $50-$54 per hour for about 7 hours weekly.
Posted Sep 4, 2026
Use PhD-level chemistry or biology expertise to evaluate Indonesian AI prompts and responses for safety, accuracy, and responsible handling of dual-use content. This flexible contractor role offers less than 20 hours per week at $19-$23 per hour.
Posted Sep 4, 2026
Use your chemistry or biology expertise and Netherlands Dutch fluency to evaluate advanced AI models for scientific accuracy, helpfulness, and safe handling of dual-use content. This remote contract pays $61 to $65 per hour for less than 20 hours per week.
Posted Sep 4, 2026
Use advanced scientific expertise and Hindi fluency to write prompts, evaluate model responses, and classify sensitive CBRN content. This remote contract offers 7 hours per week at $23-$27 per hour.
Posted Sep 4, 2026
Use your scientific expertise and native-level Czech to evaluate AI responses involving chemical, biological, radiological, and nuclear topics. This remote contractor role offers less than 20 hours per week at $53-$57 per hour.
Posted Sep 4, 2026
Use PhD-level expertise in chemistry, biology, or a related field to evaluate Portuguese AI responses for scientific accuracy, helpfulness, and safety. This remote contract offers approximately 7 hours per week at $50-$54 per hour.
Posted Sep 4, 2026
Use advanced chemistry or biology expertise to write Korean prompts, evaluate AI responses, and assess scientific safety. This remote, part-time contract pays $63 to $67 per hour.
Posted Sep 4, 2026
Use advanced scientific expertise and native-level Spanish to evaluate AI model responses for accuracy, safety, and responsible handling of dual-use information. This remote contractor role pays $58-$62 per hour for about 7 hours weekly.
Posted Sep 4, 2026
Use your scientific expertise and Italian fluency to evaluate AI responses on sensitive chemical, biological, radiological, and nuclear topics. This remote contract role offers 7 hours per week at $50-$54 per hour.
Posted Sep 4, 2026
Use German scientific expertise to write prompts, evaluate AI responses, and classify sensitive content across chemistry, biology, and radiological or nuclear science. This remote freelance role offers $58 to $62 per hour for about 7 hours weekly.
Posted Sep 4, 2026
Use PhD-level chemistry or biology expertise to evaluate Japanese AI responses for scientific accuracy, helpfulness, and safety. This worldwide contract offers flexible part-time work at $68-$72 per hour, with no prior AI experience required.
Posted Sep 4, 2026
Use advanced chemistry or biology expertise to evaluate French-language AI responses, assess dual-use safety, and help improve responsible model behavior. This remote contractor role offers about seven hours per week at $58 to $62 per hour.
Posted Sep 4, 2026
Create rigorous chemistry and Python programming problems, verified solutions, and discriminative tests for training and evaluating frontier AI models. This remote eight-week contractor assignment requires 40 hours weekly and four hours of PST overlap.
Posted Sep 3, 2026
Create rigorous scientific programming problems, verified Python solutions, and tests that evaluate frontier AI models. This remote, eight-week contractor assignment requires advanced STEM expertise and is open to candidates in 12 countries.
Posted Sep 3, 2026
Earn $50–$100 per hour as a remote STEM Expert helping evaluate AI-generated scientific solutions. Use your expertise and Python skills on flexible, part-time technical reasoning tasks.
Posted Sep 2, 2026
Use advanced drug discovery expertise to design rigorous challenges and evaluate how frontier AI models reason from incomplete scientific evidence. Remote contract work offers 20 to 40 hours weekly at $60-$90 per hour.
Posted Sep 1, 2026
Review AI-generated elementary science lessons, activities, quizzes, and explanations for accuracy, safety, clarity, and grade-level fit. This remote contractor role in India offers up to $10 per hour and requires 20+ hours weekly.
Posted Aug 29, 2026
Use advanced chemistry expertise to create and verify rigorous benchmark questions that test whether AI systems genuinely understand complex science. This fully remote freelance role pays $61 to $77 per hour.
Posted Aug 28, 2026
Help improve frontier AI models with your pharmaceutical R&D expertise. Review model reasoning, create evaluation benchmarks, and define high-quality answers in a Bay Area contract paying $75 to $115 per hour.
Posted Aug 25, 2026
Turn physics, chemistry, or materials science expertise into rigorous AI evaluation tasks, research artifacts, and grading rubrics. Work remotely for $30 to $50 per hour, 20+ hours weekly, through OpenTrain.
Posted Aug 13, 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.
