Find remote AI training and data labeling jobs open to applicants in Hungary.
Lead a 16 to 20 person pod while creating and evaluating complex legal AI training tasks. This six-week remote contract calls for senior legal expertise, coaching, and rigorous quality assurance.
Posted Sep 12, 2026
Lead the evaluation and refinement of high-difficulty legal AI tasks, guiding Pod Leaders and upholding professional standards. This remote, six-week contract offers 20+ hours per week with potential for extension.
Posted Sep 12, 2026
Use your marketing content expertise to write, review, and evaluate material that helps improve AI systems. Work remotely on structured contractor tasks with OpenTrain.
Posted Sep 12, 2026
Use your software engineering and technical writing expertise to evaluate AI-generated answers for accuracy, clarity, and usefulness. This remote contractor role offers 20+ hours per week at $90-$140 per hour.
Posted Sep 12, 2026
Assess AI-generated specifications, release notes, and product documentation for accuracy, usefulness, and instruction adherence. This remote, part-time contract pays $90-$140 per hour and requires strong product experience.
Posted Sep 12, 2026
Use advanced AMO physics expertise to evaluate AI reasoning about atomic structure, polarizability, ytterbium isotopes, and spectral transitions. This flexible contract role requires less than 20 hours per week and pays $100 to $200 per hour.
Posted Sep 12, 2026
Use native or bilingual Cantonese expertise to evaluate text and speech, rate AI model outputs, and annotate language data at $30-$40 per hour. Work part time for 20+ hours weekly through OpenTrain.
Posted Sep 12, 2026
Turn complex FreeCAD assemblies into precise questions and exact answers that help train AI. This remote contractor role offers flexible scheduling, 20+ hours per week, and $40-$80 per hour.
Posted Sep 11, 2026
Author precise, verifiable engineering questions from complex FreeCAD assemblies. This remote, part-time contractor role pays $40 to $80 per hour and requires strong CAD and mechanical engineering expertise.
Posted Sep 11, 2026
Use aerospace CAD expertise to create objective questions and accurate answers from complex FreeCAD assemblies. This remote contractor role offers $40-$80 per hour and requires 20+ hours weekly.
Posted Sep 11, 2026
Evaluate demanding machine learning models, code, training pipelines, and inference systems in a remote contractor role. Use Python and modern ML tools to test correctness, reproducibility, efficiency, and performance.
Posted Sep 11, 2026
Use your mechanical engineering and CAD expertise to review native FreeCAD assemblies and create precise question-and-answer training data. This remote, part-time contractor role offers $40 to $80 per hour.
Posted Sep 11, 2026
Use advanced coding, debugging, and algorithmic reasoning skills to solve technical challenges and evaluate AI-generated software. This flexible remote contractor role offers $50-$80 per hour.
Posted Sep 11, 2026
Use advanced aerospace expertise to author, validate, and review flight-dynamics simulation tasks for AI training. This 5-week contractor assignment offers worldwide, flexible work with 40 hours per week and PST overlap.
Posted Sep 11, 2026
Work remotely as a contractor building GPU infrastructure and production LLM serving systems on Google Cloud. Join OpenTrain’s growing AI-training ecosystem and apply your DevOps expertise to cutting-edge model deployment.
Posted Sep 11, 2026
Help improve language models through Vietnamese-English analysis, written evaluations, research, and logic-based review. This flexible remote contract offers 20+ hours per week for careful bilingual communicators.
Posted Sep 11, 2026
Help improve large language models by reviewing Turkish and English content, validating claims, answering analytical questions, and writing detailed feedback. This entry-level remote contract requires 20+ hours per week.
Posted Sep 11, 2026
Use English and Norwegian to analyze reasoning problems, research claims, create scenarios, and give detailed feedback that helps improve large language models. This remote, 20+ hour freelance assignment is open to entry-level applicants.
Posted Sep 11, 2026
Review Japanese and English text, solve analytical and logic tasks, and provide clear feedback that helps improve AI language models. Work remotely as an entry-level contractor for 20+ hours per week.
Posted Sep 11, 2026
Use French and English to research claims, evaluate LLM responses, and create challenging reasoning examples for AI training. This entry-level, remote contract role requires 20+ hours per week.
Posted Sep 11, 2026
Use English and Spanish to evaluate large language model content, research claims, solve reasoning problems, and write detailed feedback. This remote, short-term contractor assignment requires 20+ hours per week.
Posted Sep 11, 2026
Join OpenTrain as a full-stack AI training developer building web applications, training tasks, and evaluation workflows. This worldwide, part-time contractor role requires 20+ hours per week and strong React, Node.js, and database experience.
Posted Sep 11, 2026
Create and validate challenging engineering simulation benchmarks that train and evaluate AI agents. This remote contractor role combines advanced engineering design, Python, open-source simulation, and model failure analysis.
Posted Sep 11, 2026
Help improve large language models by creating analytical scenarios, answering challenging questions, and evaluating model reasoning. This remote, entry-level contract offers 20+ hours per week for strong English writers and analytical thinkers.
Posted Sep 11, 2026
Use product management expertise to define AI quality standards, build roadmap and prioritization models, and evaluate generated product artifacts. This remote contract offers up to two weeks of focused work with Pacific Time overlap.
Posted Sep 11, 2026
Use your project management expertise to teach AI how to build and evaluate schedules, risk registers, dashboards, and status reports. This remote contract offers flexible AI training work with a 20+ hour weekly listing and a stated 40-hour schedule.
Posted Sep 11, 2026
Design and verify realistic clinical, administrative, charting, and billing workflows in OpenEMR to help train advanced AI systems. Bring professional healthcare operations experience to flexible, worldwide contract work.
Posted Sep 11, 2026
Create and evaluate advanced text-only biology and health tasks that help improve AI models. This remote, four-week contractor engagement requires graduate-level expertise, at least 20 hours weekly, and Pacific Time overlap.
Posted Sep 11, 2026
Use scientific computing expertise to evaluate AI outputs, build benchmark materials, and explain numerical correctness. This remote contractor role offers flexible AI training work with Pacific Time overlap.
Posted Sep 11, 2026
Create publication-standard LaTeX repositories, citation databases, style packages, and diagrams that help benchmark AI models on scientific software. This remote, five-week contractor assignment requires advanced technical writing and LaTeX expertise.
Posted Sep 11, 2026
AI training and data labeling work helps prepare and review examples used by artificial-intelligence systems. Depending on the role, tasks may include labeling images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. For applicants in Hungary, the individual posting determines whether location eligibility applies and what the work involves.
OpenTrain is the hiring organization for the roles published on OpenTrain. Candidates apply through OpenTrain, and successful candidates may be placed with or referred to the client whose project they will support. The individual posting provides the authoritative information for that opportunity, including its eligibility and requirements.
