Explore remote AI training and data labeling roles that currently accept applicants in Mongolia. OpenTrain hires candidates and may place or refer successful applicants to a client project.
Join OpenTrain AI as an Immunology AI Training Expert to evaluate and improve AI-generated immunology content, design datasets and case studies, and help shape scientifically accurate model outputs. Part-time contractor role (20+ hrs/week) paying $60–$80/hour, remote and worldwide.
Posted Jul 21, 2026
OpenTrain is hiring a remote contractor to review and produce production-ready parametric 3D CAD models, engineering drawings, and technical documentation. Part-time, 20+ hours/week; pay range $40–$100 USD/hr (posted rate $100/hr).
Posted Jul 21, 2026
Design realistic cloud infrastructure tasks and reproducible environments to train next-generation AI systems. Remote contractor role (20+ hrs/week), $40–$100/hr, requires senior hands-on platform experience in cloud, SRE, or DevOps.
Posted Jul 21, 2026
Join OpenTrain as an RL Environment Developer building reproducible reinforcement-learning environments that test AI models on complex software engineering workflows; contract, remote, 20+ hrs/week, $50–$150/hr based on experience.
Posted Jul 20, 2026
Evaluate a personalization feature in Polish by designing short multi-turn prompts, comparing paired model responses, and writing concise, defensible quality rationales. Contractor role, $20/hr, remote, ~4 hours/day with 4-hour overlap with PST for a 1-month engagement.
Posted Jul 20, 2026
Join OpenTrain AI to design, solve, and evaluate challenging mathematics problems that probe LLM reasoning limits; this remote, part-time contractor role expects 20+ hours/week, advanced graduate-level math knowledge, Python ability, and English fluency.
Posted Jul 20, 2026
Senior front-end engineers help fine-tune AI by reviewing and generating high-quality technical text about React, React Native, HTML/CSS, and e-commerce flows; $70–$100/hr, part-time contractor work with flexible remote hours and fast start.
Posted Jul 18, 2026
Use your commercial legal expertise to build contract playbooks, refine agreements, and provide practical feedback that helps train AI systems. This remote contractor role offers 20+ hours per week at $90–$150 per hour.
Posted Jul 18, 2026
Join OpenTrain AI as a part-time, contract Senior FreeCAD Engineer reviewing and producing parametric CAD models, assemblies, and production drawings. Remote, 20+ hrs/week; pay range $40–$100/hr (USD).
Posted Jul 18, 2026
Use expert UX/UI judgment to review web and mobile design work, evaluate AI model outputs, and provide feedback that improves AI systems. Remote contractor work pays $25–$40 per hour and requires 20+ hours weekly.
Posted Jul 18, 2026
Use your UX/UI and Figma expertise to create high-quality design examples and critiques that train generative AI models. Part-time contractor role, 20+ hrs/week, remote worldwide, $15–$30/hr.
Posted Jul 18, 2026
Contract with OpenTrain as an AI Quality Analyst evaluating a conversational AI personalization feature: design multi-turn prompts, rate side-by-side text responses, and write defensible rationales. 3-month contract, remote, 20+ hrs/week with required PST overlap.
Posted Jul 17, 2026
Review and validate AI-produced C++ code for correctness, efficiency, and reliability in a remote, contractor role. Ideal for intermediate C/C++ engineers who can spend 20+ hours/week giving clear, actionable feedback to improve generated software.
Posted Jul 17, 2026
Join OpenTrain as a Commercial Contracts Attorney to review and annotate M&A diligence documents and help train AI tools used by transaction teams; part-time contract work at $90–$100/hr, 20+ hours/week, remote and worldwide. Bring 5+ years of commercial contract and VDR experience plus a JD and act
Posted Jul 17, 2026
Seeking a licensed M&A/corporate attorney to evaluate deal scenarios, due diligence materials, and AI-generated legal outputs for 20+ hours/week. Remote, contract work paying $80–$100/hr to reviewers with JD and active bar membership.
Posted Jul 17, 2026
Join OpenTrain to draft high-quality commercial agreement templates used to train next-generation AI systems; remote, contract work at $80–$100/hr for 20+ hours/week. Ideal for practicing or recently qualified commercial attorneys with strong drafting experience.
Posted Jul 17, 2026
Record Spanish (Latam) voice-overs for AI training projects on a flexible, remote contract basis (20+ hrs/week). Ideal for voice actors with a professional home studio, demo reel, and experience taking direction or doing dubbing/ADR.
Posted Jul 17, 2026
Join OpenTrain as a remote Malay Language AI Analyst to analyze and summarize complex text, research factual claims, and create Q&A scenarios that improve large language models. This contractor role requires fluency in Malay and English and strong analytical reasoning.
Posted Jul 17, 2026
Join OpenTrain to analyze Italian content, verify claims through online research, and craft clear explanations and scenarios that teach LLMs. This remote contractor role requires fluency in Italian and English, strong analytical writing, and careful judgment to improve model behavior.
Posted Jul 17, 2026
Join OpenTrain AI to review and validate AI-generated Go code for dialog-agent backends in a part-time, remote contractor role (20+ hrs/week). Use your Go expertise and engineering judgment to ensure correct, efficient, and dependable implementations.
Posted Jul 17, 2026
Join OpenTrain to design and solve advanced physics problems and build evaluation benchmarks that fine-tune large language models. This remote, part-time contractor role (20+ hrs/week) suits PhD-level physicists or equivalent with strong symbolic and multi-step reasoning skills.
Posted Jul 17, 2026
Design and solve challenging biology problems to probe and evaluate large language models, creating step-by-step solutions and benchmark material. Remote contractor role (20+ hrs/week), worldwide, English required — OpenTrain AI hires directly.
Posted Jul 17, 2026
Use your board game expertise, strategic reasoning, and knowledge of complex rules to create and evaluate tasks that improve next-generation AI models. This two-month contractor assignment requires at least 20 hours per week, including PST overlap.
Posted Jul 16, 2026
Join OpenTrain as a contractor evaluating a conversational AI personalization feature in Vietnamese. Earn $15/hr on a 3-month, fully remote engagement designing multi-turn prompts, rating responses side-by-side, and writing clear rationales with a required PST overlap.
Posted Jul 16, 2026
Remote contractor role evaluating a conversational AI personalization feature in Thai by designing multi-turn prompts, comparing side-by-side responses, and writing structured rationales. 3-month contract at $15/hr with a minimum 4 hours/day and 4-hour overlap to PST.
Posted Jul 16, 2026
Evaluate personalization for a leading generative AI in Hindi: design multi-turn prompts, compare and rate responses, and write clear rationales. Remote contractor role, 20+ hrs/week, $15/hr, requires strong Hindi reading/writing and overlap with PST.
Posted Jul 16, 2026
Contractor role evaluating Spanish-language personalization for Gemini: design multi-turn prompts, rate side-by-side model outputs, and write clear, defensible rationales. 3-month engagement, remote worldwide, $15/hr, 20+ hrs/week with daily availability and a 4-hour PST overlap required.
Posted Jul 16, 2026
Join OpenTrain AI to evaluate LLM outputs in finance, design rubrics, and help shape model training and benchmarks. Part-time contractor role (<20 hrs/week), remote worldwide, paying $100/hr for finance professionals with 2+ years' experience.
Posted Jul 16, 2026
Evaluate real software repositories and help measure how well AI coding systems fix bugs. This remote, three-month contractor assignment offers 20 hours per week for engineers skilled in codebases, testing, Git, and Docker.
Posted Jul 16, 2026
Build and evaluate AI systems through Python development, supervised fine-tuning, RLHF, response ranking, and public-data analysis. This fully remote contractor role offers 20, 30, or 40 hours per week for a one-month engagement.
Posted Jul 16, 2026
