استخدم خبرتك في علم المواد لتدريب نماذج الذكاء الاصطناعي وتقييمها.
Use materials science or metallurgy expertise to write research-level AI problems from real instrument data. This flexible contractor role pays $50 per hour, with task-based work and no fixed weekly schedule.
نُشر في 11 نوفمبر 2026
Use machine learning with atomistic, electronic, and structural materials data to support property prediction and materials discovery. This remote project-based role pays $175 per hour and expects 10 to 20 hours weekly for 2 to 3 weeks.
نُشر في 10 نوفمبر 2026
Create and validate Python-based tasks that test AI models on computational materials science. This flexible contractor role pays $100 per hour, with approved tasks described at $200 each.
نُشر في 9 نوفمبر 2026
Evaluate and improve AI systems using chemistry and computational chemistry expertise. This part-time contract pays $45 to $90 per hour and requires a relevant PhD, strong English, and scientific software skills.
نُشر في 9 نوفمبر 2026
Create and review safety prompts that test how AI handles materials science questions. This remote, flexible contractor role requires an advanced materials science background and pays $150 per hour, with $85 per approved task.
نُشر في 8 نوفمبر 2026
Review laboratory glassware designs, advise on borosilicate and quartz fabrication, and assess manufacturability, seals, and annealing. This remote contract role pays $20 to $60 per hour and requires expert scientific glassworking experience.
نُشر في 8 نوفمبر 2026
Create realistic materials-selection and failure-analysis scenarios, explain reference answers, and rate AI recommendations. Pay is $100 to $130 per hour for remote contractor work, with at least 10 hours per week.
نُشر في 7 نوفمبر 2026
Evaluate AI-generated materials modeling and research content using your professional expertise. This remote, project-based role offers up to $80 per hour, flexible participation, and no minimum hour requirement.
نُشر في 5 نوفمبر 2026
Analyze TEM and SEM micrographs, measure nanoparticle size and morphology, and support lot-release decisions. This part-time contract pays $40 to $100 per hour and requires advanced nanomaterial characterization skills.
نُشر في 4 نوفمبر 2026
Review laser shearography evidence, fringe patterns, and composite defects as an experienced NDT specialist. This remote contract role pays $40 to $100 per hour and accepts applications through OpenTrain.
نُشر في 3 نوفمبر 2026
Create and review difficult materials science problems for AI training, with clear solutions and grading criteria. This fully remote contractor role pays $85 to $185 per hour and offers flexible part-time work.
نُشر في 31 أكتوبر 2026
Create and review difficult engineering and physical science problems used to evaluate AI systems. This flexible remote contractor role pays $85 to $185 per hour and is open to experienced technical experts worldwide across listed countries.
نُشر في 31 أكتوبر 2026
Create and assess difficult semiconductor engineering problems for AI training, with $85 to $185 per hour for experienced technical judgment. Work remotely as a flexible contractor and apply through OpenTrain.
نُشر في 31 أكتوبر 2026
Lead a pod of technical trainers creating and reviewing terminal-based materials science tasks for AI training. This four-week contractor assignment requires advanced scientific expertise, programming skills, and at least 40 hours per week.
نُشر في 23 أكتوبر 2026
Lead a pod of 5 to 10 technical trainers creating and reviewing terminal-based computational materials science tasks for AI evaluation. This remote contractor assignment lasts four weeks and requires advanced materials expertise, programming, and Linux skills.
نُشر في 23 أكتوبر 2026
Lead AI training reviews for computational materials science, evaluating simulations, scientific code, and model outputs. The role requires advanced materials expertise, programming skills, and at least 40 hours per week with PST overlap.
نُشر في 23 أكتوبر 2026
Review metallurgical evidence, weldments, coatings, and additive-manufacturing builds to help train AI systems. This remote contractor role pays $40 to $60 per hour for about 10 flexible hours each week.
نُشر في 30 سبتمبر 2026
Review and improve AI-generated materials science answers across metals, polymers, ceramics, composites, and more. This remote contract role pays up to $30 to $95 per hour and requires 20 or more hours each week.
نُشر في 11 سبتمبر 2026
