Encontre vagas remotas de treinamento de IA e rotulagem de dados abertas a candidatos deste país: Gana.
Evaluate how a conversational AI model uses personal context in German. Create multi-turn prompts, compare responses, and document evidence-based judgments at $15 per hour for a three-month remote contract.
Publicada em 15 de jul. de 2026
Build and evaluate machine learning models with Python, MongoDB, and common ML libraries in a remote, part-time contractor role paying $80 to $140 per hour. Apply through OpenTrain, then complete the hiring site application.
Publicada em 3 de jul. de 2026
Remote Backend C#/.NET Developer contract work pays $60 to $110 per hour. Build backend services, REST APIs, and MySQL systems while supporting reliable software for AI-related projects.
Publicada em 28 de jun. de 2026
Review PDF and DOCX files, extract legal and financial information, and correct AI-generated JSON outputs against the source documents. This contract project pays $8 to $11.20 per hour for fewer than 20 hours each week.
Publicada em 14 de mai. de 2026
Review accounting and finance documents, correct OCR errors, label document regions, and structure tables and financial fields. Work 20 or more hours per week at $7 to $9 per hour.
Publicada em 27 de abr. de 2026
Rate image quality metrics and review image quality assessment tools in a photography-focused AI training project. Work 20 or more hours per week at $5-$7 per hour.
Publicada em 15 de abr. de 2026
Design computer science problems and evaluate AI-generated solutions using Python, structured scoring, and clear technical reasoning. This global contract role pays $15 to $40 per hour for up to 20 hours weekly during active project phases.
Publicada em 5 de abr. de 2026
Create and verify realistic, computationally intensive data science problems using Python, SQL, statistics, machine learning, and GenAI. This global contract offers flexible project work for experienced data science specialists.
Publicada em 5 de abr. de 2026
Create and verify computational machine learning and STEM problems using Python, statistics, SQL, and modern AI tools. This global, project-based contract pays $15 to $40 per hour for about 10 to 20 hours weekly during active phases.
Publicada em 5 de abr. de 2026
Build and review advanced automation workflows, JavaScript logic, and AI-generated solutions for APIs, webhooks, and business processes. Earn $15 to $45 per hour on a flexible, worldwide contract.
Publicada em 29 de mar. de 2026
Build and review API integrations that help train and evaluate AI systems. Work part time from anywhere on REST APIs, webhooks, data mapping, and error handling.
Publicada em 29 de mar. de 2026
Build and improve automation workflows powered by large language models. You will refine prompts, review model outputs, and create evaluation criteria for practical communication and content tasks.
Publicada em 29 de mar. de 2026
Build, test, and improve Zapier and Make.com workflows used to train and evaluate AI systems. This part-time contractor role pays $15 to $45 per hour and is open worldwide.
Publicada em 29 de mar. de 2026
Create research-level computational chemistry problems, verified solutions, and Python-based validation workflows. This part-time contractor role pays $15 to $60 per hour based on task complexity and expertise.
Publicada em 29 de mar. de 2026
Create and verify original electrical engineering problems using Python, with work spanning system design, optimization, control, and power systems. This worldwide contract role pays $15 to $50 per hour and takes fewer than 20 hours per week.
Publicada em 29 de mar. de 2026
Create realistic civil and computational engineering problems, then verify solutions with Python and engineering libraries. This part-time contract pays $15 to $50 per hour and is open worldwide.
Publicada em 29 de mar. de 2026
Work globally as a Vibecode Specialist building Python scrapers for complex, JavaScript-heavy websites. Earn $20 per hour while delivering clean, validated datasets for AI training.
Publicada em 26 de fev. de 2026
Design realistic tests for AI agents, define expected behavior, and review model outputs. This part-time contract pays $18 to $24 per hour and requires 20 or more hours each week.
Publicada em 13 de jan. de 2026
Transcribe short Korean recordings for $14 per hour in a long-term, part-time role with about one flexible hour of work each day. You will also review audio and flag unclear segments.
Publicada em 7 de jan. de 2026
Create and verify Python-based mechanical engineering problems that help train and evaluate AI models. This flexible contract role pays $10-$45 per hour and requires advanced English, Python, and relevant engineering expertise.
Publicada em 12 de dez. de 2025
Design and verify complex Python and SQL problems that test full-pipeline data science skills for advanced AI systems. This worldwide contractor role pays $50 per hour for fewer than 20 hours per week.
Publicada em 3 de dez. de 2025
Segment recycling images by outlining individual objects with polygons in CVAT and the Segment Anything tool. This entry-level contract role pays $5 per hour and values accuracy and careful visual review.
Publicada em 11 de nov. de 2025
Review and improve AI-generated answers to automotive engineering questions for $40 per hour. This flexible, part-time contract requires 3+ years of automotive engineering experience and Python skills.
Publicada em 1 de out. de 2025
Aviso: os pagamentos pela OpenTrain para freelancers no Brasil ainda não estão disponíveis.
