Looking for Generative AI & RLHF work? These roles can involve shaping and assessing model behavior through human review of prompts and outputs. OpenTrain is the hiring organization, candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they support.
Use your People Operations expertise to evaluate and refine AI-generated HR tools, spreadsheets, and workflows. Work remotely for 20+ hours per week on a flexible contract project through OpenTrain.
Posted Sep 2, 2026
Use advanced materials science and engineering expertise to evaluate AI-generated answers, solve technical problems, and improve AI reasoning remotely. This expert contractor role offers flexible work under 20 hours per week.
Posted Sep 2, 2026
Use deep STEM expertise and Python to solve challenging problems, validate AI-generated solutions, and explain technical corrections. This flexible worldwide contractor role offers approximately 15 hours per week at $50 to $100 per hour.
Posted Sep 2, 2026
Turn authentic materials science and engineering work into rigorous AI evaluation tasks, grading criteria, and reasoning analyses. This remote freelance role pays $60-$90 per hour with a default 40-hour weekly commitment.
Posted Sep 1, 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
Use your aerodynamics and CFD expertise to evaluate AI-generated technical content, solve advanced fluid dynamics problems, and improve aerospace AI systems. This remote contract offers flexible work under 20 hours per week at $60 to $130 per hour.
Posted Aug 31, 2026
Use your RF and electromagnetic engineering expertise to evaluate complex technical problems for AI training. This remote contractor role offers 20+ hours per week at $80-$95 per hour.
Posted Aug 30, 2026
Use senior business and sales operations expertise to evaluate AI tasks, write golden solutions, and design benchmarks. This Bay Area contract role pays $60-$100 per hour.
Posted Aug 30, 2026
Use your engineering, manufacturing, or technical operations expertise to evaluate AI-generated documents, spreadsheets, and slide decks. This remote contract offers $80-$120 per hour and requires 20+ hours per week.
Posted Aug 30, 2026
Evaluate and refine AI-generated corporate presentations, documents, spreadsheets, and PDFs as a remote contractor working about 15 hours per week. Use sharp visual judgment and business context to create polished reference deliverables.
Posted Aug 29, 2026
Review and improve AI-generated education and social science content while leading trainer calibration, rubric quality, and remote QA workflows. This India-based contractor role offers $20 per hour and requires 20+ hours weekly.
Posted Aug 29, 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
Review AI-generated biology and environmental science content, guide remote contributors, and strengthen quality standards from India. This part-time contract pays $20 per hour for 20+ hours weekly.
Posted Aug 29, 2026
Use your CAM, CNC, and Autodesk Fusion 360 expertise to evaluate AI-generated manufacturing content and develop process-quality rubrics. This fully remote contractor project is expected to run for 3 to 6 months.
Posted Aug 29, 2026
Use your advanced life sciences research expertise to evaluate AI outputs, write gold-standard solutions, and design benchmarks for frontier model training. This six-month Bay Area hybrid contract pays $65-$105 per hour.
Posted Aug 28, 2026
Conduct structured interviews with senior technical experts in GPU kernels, security research, and ML compilers. This remote U.S. contract role pays $50-$60 per hour for about 10 weekday hours per week.
Posted Aug 28, 2026
Use advanced materials science expertise to evaluate AI outputs, write gold-standard solutions, and build benchmarks. This US-based hybrid contract pays $70-$110 per hour.
Posted Aug 28, 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
Review documents, slides, spreadsheets, and AI-generated work for accuracy, clarity, completeness, and reasoning quality. This remote contractor role offers $50-$70 per hour and 20+ hours weekly for detail-oriented professionals in the United Kingdom.
Posted Aug 28, 2026
Evaluate documents, presentations, spreadsheets, and AI-generated professional content for accuracy, clarity, completeness, and reasoning. This remote U.S. and Canada contract role pays $50-$70 per hour.
Posted Aug 28, 2026
Use your Norwegian music expertise to evaluate AI-generated lyrics and music for quality, originality, natural language, and prompt adherence. Work remotely for around 20 hours per week at $42-$78 per hour.
Posted Aug 28, 2026
Review Nepali AI-generated content and build realistic Postman API workflow tasks in a flexible, remote contractor role. Work 20+ hours per week at an advertised rate of up to $15 per hour.
Posted Aug 28, 2026
Apply real venture capital judgment to AI training data, from market sizing and founder evaluation to investment memos and financial scenarios. This remote contractor role offers flexible work at $45 to $100 per hour.
Posted Aug 27, 2026
Use your data science, statistics, and quantitative expertise to evaluate AI model reasoning, create expert prompts and reference solutions, and improve next-generation systems. This remote contractor role offers $245-$280 per hour and requires 20+ hours weekly.
Posted Aug 27, 2026
Evaluate AI-generated responses for accuracy, depth, and logical quality while creating expert prompts and reference answers. This worldwide, part-time contractor role offers $245 to $280 per hour for PhD-level expertise.
Posted Aug 27, 2026
Use management consulting expertise to evaluate AI reasoning, write high-quality prompts and model answers, and improve business strategy models. This remote contractor role offers 20+ hours per week at $245-$280 per hour.
Posted Aug 27, 2026
Evaluate and improve AI-generated writing against professional newsroom standards. This remote contractor role offers experienced journalists, editors, and writers 20+ hours per week at $245 to $280 per hour.
Posted Aug 27, 2026
Use your film and television expertise to design challenging prompts, evaluate AI responses, and build benchmark datasets. This US-based contract role offers flexible work of 20+ hours per week through OpenTrain.
Posted Aug 27, 2026
Review AI-generated financial research and trading analysis against relevant market information, rate response quality, and provide clear feedback in a flexible, remote contract role.
Posted Aug 26, 2026
Use a PhD in child development or developmental psychology to review datasets and evaluate AI outputs for accuracy, cultural appropriateness, and developmental relevance. Remote contractor work offers 20+ hours per week at $100-$300 per hour.
Posted Aug 25, 2026
Generative AI and reinforcement learning from human feedback work uses people’s judgments to help prepare and evaluate AI systems. Depending on the individual role, you may write prompts, compare and rank model responses, review generated content, identify weaknesses through red-teaming, or assess whether outputs meet the stated task. The work can also involve documenting judgments or applying defined criteria to model responses. Read each live posting carefully because responsibilities and requirements are specific to that role.
OpenTrain hires for the public roles available through its site. Candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they will support. The individual posting is the source of truth for the role’s eligibility, responsibilities, qualifications, experience, pay, hours, schedule, location rules, and any client-specific requirements.
