Open AI training and data labeling positions available to applicants in Argentina. Every job is remote — apply with a free OpenTrain account.
Rate image quality metrics and assess image-quality tools in a part-time contractor role, 20+ hours/week, $5–7/hr. Intermediate-level project for contributors with experience in image quality evaluation or annotation and fluent English.
Posted Apr 15, 2026
Record scripted multilingual voice lines for AI training—fully remote, contractor role at $40–$60/hr (listed $50/hr) with 20+ hours/week. Must have professional recording gear, a quiet studio, and fluent English; prior voice work preferred but not required.
Posted Apr 10, 2026
Join OpenTrain AI to QA an 8,000-frame refinery image dataset using CVAT—correct auto-annotations, add missing labels, and ensure high-quality classification and bounding-box annotations. Intermediate, remote, contractor role at 20+ hrs/week with a fixed payment of $1,200.
Posted Apr 5, 2026
Join OpenTrain to design rigorous computer-science problems and evaluate AI-generated solutions using Python; contract, part-time work paying $15–$40/hr and typically requiring ~10–20 hours/week during active project phases. Must have CS experience, strong Python, and fluent English.
Posted Apr 5, 2026
Design realistic, reproducible end-to-end data science problems and verify solutions using Python and SQL. This contract role suits senior data scientists (5+ years) with strong ML/statistics foundations and hands-on GenAI experience.
Posted Apr 5, 2026
Design and validate computational STEM/ML problems for generative-AI training, writing reproducible Python solutions and clear documentation. Contract, part-time project work (~10–20 hrs/week), US-restricted contributors preferred; pay $15–$40/hr.
Posted Apr 5, 2026
Join a remote, part-time contractor role evaluating and improving AI-generated Chinese and English content; requires native/near-native Chinese (Simplified), C1 English, a bachelor’s degree, and 5+ years' localization experience. Expect 20+ hours/week at $17–$23/hr (typical $20/hr).
Posted Apr 3, 2026
Remote contractor role evaluating AI-generated Korean and English text to improve model safety and policy compliance; $28–$38/hr, 20+ hours/week. Ideal for senior Trust & Safety professionals with LLM red‑teaming experience and near‑native Korean plus C1 English.
Posted Apr 3, 2026
Remote contract role reviewing AI-generated content for safety, correctness, and reasoning in Japanese and English — $27–$31/hr, 20+ hours/week. Use senior trust & safety and red‑teaming experience to rate, compare, and improve model outputs.
Posted Apr 3, 2026
Join a remote contractor team to evaluate and generate Japanese AI training content—ensuring accuracy, cultural appropriateness, and clear reasoning. Senior Japanese proficiency and C1 English required; pay is USD $24–$31/hr (typical $28/hr).
Posted Apr 3, 2026
Remote contractor role evaluating and red-teaming large language models in Hebrew and English (20+ hrs/week). Earn $26–$38/hr (typical $32/hr) reviewing, scoring, and documenting safety failures to improve model behavior for a global AI data services team.
Posted Apr 3, 2026
Work remotely as a contractor evaluating LLM outputs in French and English, focusing on safety, policy alignment, and red-team case creation; 20+ hrs/week, $24–$36/hr. Must have hands-on LLM red-teaming experience and trust & safety or moderation background.
Posted Apr 3, 2026
Remote contractor role reviewing and improving French LLM outputs using your bilingual expertise and linguistics training; rate responses, write corrections, and produce clear explanations to improve model reasoning. BA required; pay USD 16.00–26.50/hr (typical $24/hr).
Posted Apr 3, 2026
Remote hourly contractor role evaluating AI safety and reasoning in English and Spanish; rate $14–$24/hr (typical $20/hr). Use your Trust & Safety, moderation, or red-teaming experience to label, review, and improve LLM safety across multilingual content.
Posted Apr 3, 2026
Remote contractor role evaluating and labeling safety-sensitive AI responses in Arabic and English; requires near-native Arabic, C1 English, LLM red-teaming experience, and 20+ hours/week. Pay $15–$40/hr (typical $25/hr).
Posted Apr 3, 2026
Fully remote contractor role reviewing and generating high-quality bilingual (Arabic/English) AI responses; part-time (20+ hrs/week) with pay $6–$12/hr (typical $11/hr). Ideal for experienced Arabic-English reviewers with BA/BS and strong editorial skills.
Posted Apr 3, 2026
Work as a contractor evaluating AI-generated biological answers for accuracy, reasoning, and clarity — remote and flexible with competitive hourly pay ($25–$55/hr, typical $45/hr). This role requires a BS or higher in a life-science from a top-100 university and strong research-based biological reas
Posted Apr 3, 2026
Join a global, part-time contract role reviewing AI-generated medical content and writing clinical solutions to improve model safety and accuracy. Remote work, under 20 hrs/week, hourly pay range $25–$72 USD (listed rate $60/hr).
Posted Apr 2, 2026
Join a remote, contract role evaluating and improving LLM-driven infrastructure automation: create prompts, rate and refine runbooks, and test reliability under load for complex DevOps workflows. Part-time (20+ hrs/week), $15–$45/hr; applicants need 2+ years DevOps/infrastructure experience and Engl
Posted Mar 29, 2026
Contract role building and evaluating complex automation workflows (Make.com / n8n) and custom JavaScript to improve reliability, error handling, and performance; 20+ hrs/week, hourly pay up to $45. Apply with an English CV showing your English level, email, and phone.
Posted Mar 29, 2026
Join OpenTrain to train and evaluate AI systems focused on API integrations and interoperability, working remotely 20+ hrs/week as a contractor. Design prompts, assess AI-generated integration plans and payloads, and troubleshoot REST API and webhook workflows for $15–$45/hr.
Posted Mar 29, 2026
Join a remote, contract role (20+ hrs/week) building LLM-powered automation pipelines: design and refine prompts, integrate LLM APIs, and perform rubric-based evaluation and QA. Pays $15–$45/hr; intermediate-level work focused on evaluation, RLHF, and function-calling.
Posted Mar 29, 2026
Join a fast-growing AI-training project to create and evaluate complex n8n automation workflows in self-hosted environments. Remote, contract role for experienced n8n builders who can write prompts, rate LLM outputs, and improve resilient, scalable integrations.
Posted Mar 29, 2026
Join a fast-growing AI-training project as a No-Code Automation Specialist building and evaluating Zapier/Make.com workflows that train and stress-test AI. Part-time contract, remote work (20+ hrs/week) with hourly pay up to $45/hr — apply with an English CV and contact details.
Posted Mar 29, 2026
Design and validate research-style, computationally intensive quantitative finance problem sets using Python. Part-time contract (20+ hrs/week), $15–$60/hr; requires a Bachelor’s+ in a quantitative field, 2+ years quant experience, and strong Python/numerical skills.
Posted Mar 29, 2026
Design and validate reproducible, research-style computational statistics problems using Python and scientific libraries; part-time contractor role requiring a statistics degree, 2+ years experience, and hands-on annotation or review experience. 20+ hrs/week, paid hourly up to $60.
Posted Mar 29, 2026
Design and verify reproducible, research-grade computational biology problems and solutions using Python and standard bioinformatics libraries; part-time contractor work with pay from $15–$60/hr. Requires a Biology degree, 2+ years' computational biology experience, and strong Python skills.
Posted Mar 29, 2026
Part-time contractor needed to design research-grade computational chemistry problems and verified Python solutions; PhD and 3+ years computational chemistry experience required. 20+ hrs/week, pay $15–$60/hr depending on complexity.
Posted Mar 29, 2026
Design and verify research-style computational physics problems and reproducible Python solutions for AI training projects. Part-time contract (20+ hrs/week), remote worldwide except listed locations, pay $15–$60/hr depending on scope and experience.
Posted Mar 29, 2026
Author original, research-style computational mathematics problems and provide fully reproducible Python verifications for AI training. Requires a Mathematics degree, 2+ years relevant experience, strong Python (NumPy/SciPy/SymPy), 20+ hrs/week, paid $15–$60/hr.
Posted Mar 29, 2026
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