Use your Computer Science expertise to train and evaluate AI models.
Review AI-generated C code and trainer QA work for correctness, memory safety, portability, and rubric adherence. This remote U.S. contractor role pays up to $75 per hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Review AI-generated C code, systems designs, and technical explanations for memory safety, concurrency, performance, and correctness. This remote, part-time contract pays $65 per hour and requires strong C and systems programming experience.
Posted Jul 8, 2026
Use your Android engineering experience to review AI-generated code, write reference solutions, and rate technical responses. This remote contract pays $35 to $110 per hour and requires at least 20 hours weekly.
Posted Jul 8, 2026
Develop and improve machine learning models using Python, MongoDB, and frameworks such as scikit-learn, TensorFlow, or PyTorch. This remote contractor role pays $80 to $140 per hour and requires at least 20 hours weekly.
Posted Jul 3, 2026
Use Python to validate AI-generated computer science solutions, assess multi-step reasoning, and design rigorous problems. This project-based expert role pays $15-$40 per hour and is open worldwide.
Posted Apr 5, 2026
Build and review advanced automation workflows, JavaScript logic, and AI-generated solutions for systems that use APIs and webhooks. This worldwide contract pays $15-$45 per hour and requires 20+ hours each week.
Posted Mar 29, 2026
Evaluate how AI systems design API integrations between CRMs, ad platforms, email tools, and databases. This worldwide contractor role pays $15-$45 per hour and requires 20+ hours weekly.
Posted Mar 29, 2026
Build and evaluate advanced self-hosted n8n workflows for AI training, integrations, scraping, and automation. This global contract pays $15-$45 per hour and requires 20+ hours each week.
Posted Mar 29, 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 difficult, realistic data science problems for AI training and evaluation. This part-time contract pays $50 per hour and requires advanced Python, SQL, statistics, machine learning, and technical writing skills.
Posted Dec 3, 2025
Test AI models and agents for security weaknesses, build repeatable red-team tools, and document clear findings. This remote contract pays $40 per hour for fewer than 20 hours per week.
Posted Nov 17, 2025
Build Python infrastructure for LLM training and agent evaluation, including secure sandboxes, task frameworks, scoring pipelines, and developer tools. This remote contract role offers 20+ hours per week for engineers in the United States or Canada.
Posted Jul 25, 2025
Build secure sandboxes, task environments, CI/CD pipelines, and developer tools for LLM training and agent evaluation. This remote contractor role offers 20+ hours per week for Python engineers in supported Asia-Low countries.
Posted Jul 25, 2025
Use your Ruby skills to write code, debug AI-generated programs, and build training data for AI models. This remote project pays $7 per hour, runs for 6 or more months, and requires 20 to 40 hours each week.
Posted Apr 17, 2025
Review AI-generated YOLOv7 explanations, code, and recommendations for technical accuracy, speed, and deployment value. This part-time contract pays $30 per hour and is open to English-speaking candidates in India.
Posted Mar 10, 2025
Review AI-generated Laravel Livewire code and explanations for accuracy, bugs, readability, and best practices. This part-time contractor role pays $20 per hour and requires strong Laravel experience.
Posted Mar 10, 2025
Review AI-generated LangChain v2 code, prompts, and explanations for correctness and best practices. This part-time contractor role pays $20 per hour and is open to candidates in India with strong English skills.
Posted Mar 10, 2025
Review AI-generated code and responses about Azure OpenAI, checking accuracy, API use, authentication, deployments, and performance. This part-time contractor role pays $20 per hour and is open to candidates in India.
Posted Mar 10, 2025
Review AI-generated prompts, explanations, and code built with Hugging Face Transformers. This part-time contractor role pays $27 per hour and requires strong English plus 5+ years of hands-on experience.
Posted Mar 10, 2025
Review AI-generated ChromaDB prompts and code responses for correctness, relevance, and retrieval best practices. This part-time contractor role pays $25 per hour and requires strong English writing.
Posted Mar 10, 2025
Review AI-generated LlamaIndex prompts, responses, and code for accuracy, relevance, and RAG best practices. This part-time contractor role pays $25 per hour and is open to applicants in India.
Posted Mar 10, 2025
Review AI-generated Godot v4 explanations and code, check them against development best practices, and provide structured feedback. This part-time contractor role pays $25 per hour and is open to candidates in India.
Posted Mar 10, 2025
Review and annotate AI-generated C# Godot code and explanations for $25 per hour. This part-time contract is for experienced Godot developers in India with strong English writing skills.
Posted Mar 7, 2025
Review, debug, and correct AI-generated GDScript code while documenting why each fix improves quality. This part-time contractor role is for India-based contributors with C1 English and pays $20 per hour.
Posted Dec 26, 2024
Review, debug, and explain corrections to AI-generated Lua code for $24 per hour. This India-based contractor role requires C1 English and at least 20 hours per week.
Posted Dec 26, 2024
Review, debug, and correct AI-generated Rust code while explaining each change clearly. This India-based contract role pays $26 per hour and requires 20+ hours each week.
Posted Dec 26, 2024
Computer Science subject-matter work in AI training can involve reviewing or writing code, judging the quality of technical model responses, evaluating search results, labeling data, or applying computing knowledge to other examples used to prepare and assess AI systems. The exact responsibilities depend on the project. Read each individual live posting carefully for its stated scope, qualifications, eligibility, pay, hours, schedule, location rules, and client-specific requirements.
OpenTrain is the hiring organization for the public roles on OpenTrain. Candidates apply through OpenTrain, and successful candidates may be placed with or referred to the client whose project they will support. Hiring details are specific to each live posting, so review the relevant listing for the requirements and terms attached to that opportunity.
