data annotation

928 vagas de data annotation em Brasil. Encontre vagas atualizadas diariamente.

  • Registered Nurse Experts

    Há 4 semanas


    , Brasil Turing Tempo integral

    About Turing Turing is one of the world's fastest-growing AI companies, accelerating the advancement and deployment of powerful AI systems. Turing helps customers in two ways: Working with the world's leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM, and frontier...

  • Expert Pharmacists

    Há 4 semanas


    , Brasil Turing Tempo integral

    About Turing Turing is one of the world's fastest-growing AI companies, accelerating the advancement and deployment of powerful AI systems. Turing helps customers in two ways: Working with the world's leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM, and frontier...


  • Remoto, Brasil Invent Money Remoto Tempo integral

    **Job Description** Mount your phone on a chest or head strap and film yourself doing real household work from your own point of view, at your natural speed, talking through what you are doing. The most important rule: keep both hands in frame while you work. - **Role** — Video capture contributor — records and narrates first-person footage of their...

  • Spanish AI Quality Reviewer Premium

    Há 4 semanas


    Brazil TrustScale Tempo integral

    Good AI is built on good judgment. TrustScale is looking for experienced Spanish-language professionals who can distinguish between an acceptable response and an exceptional one. As an AI Quality Reviewer, you will evaluate AI-generated content, identify quality issues, and help establish the standards that AI systems learn from. This is more than checking...

  • Data Labeling Jobs in Brazil Premium

    Há 4 semanas


    , Brasil Rex.zone Remoto Tempo integral US$ 30 - US$ 50 Efetivo

    Role Overview Rex.zone is hiring for remote, full-time data labeling work supporting AI/ML training and evaluation pipelines. You will create high-quality labeled datasets and perform structured evaluations that improve model performance across real-world workflows. What You’ll Do Produce accurate labels for NLP tasks (classification, summarization,...


  • Recife, Pernambuco, PE, Brasil Mindrift Data Annotation Projects Remoto Tempo integral

    This is a project-based opportunity on an AI training platform - not a job. No fixed hours, no commitment beyond what fits your schedule. You talk, you get paid. **About The Role** We're looking for bilingual speakers to record short, casual voice clips where they naturally mix English with Spanish - the way they'd actually talk in real life. No...


  • Greater Rio de Janeiro, RJ, Brasil Mindrift Data Annotation Projects Remoto Tempo integral

    This is a project-based opportunity on an AI training platform - not a job. No fixed hours, no commitment beyond what fits your schedule. You talk, you get paid. **About The Role** We're looking for bilingual speakers to record short, casual voice clips where they naturally mix English with Spanish - the way they'd actually talk in real life. No...


  • Greater Rio de Janeiro, RJ, Brasil Mindrift Data Annotation Projects Remoto Tempo integral

    This is a project-based opportunity on an AI training platform - not a job. No fixed hours, no commitment beyond what fits your schedule. You talk, you get paid. **About The Role** We're looking for bilingual speakers to record short, casual voice clips where they naturally mix English with Chinese - the way they'd actually talk in real life. No...

  • Remote Generalist Premium

    Há 4 semanas


    , Brasil Rex.zone Remoto Tempo integral

    Remote Generalist (Brazil) — Full-Time (Remote) Rex.zone is hiring Brazil-based professionals to support AI/ML data operations that improve large language model evaluation and training data quality across multiple projects. About The Role You will work across data labeling, RLHF preference ranking, prompt evaluation, and QA evaluation. Work may span NLP...


  • Belo Horizonte, Minas Gerais, MG, Brasil Mindrift Data Annotation Projects Remoto Tempo integral

    This is a project-based opportunity on an AI training platform - not a job. No fixed hours, no commitment beyond what fits your schedule. You talk, you get paid. **About The Role** We're looking for bilingual speakers to record short, casual voice clips where they naturally mix English with Chinese - the way they'd actually talk in real life. No...


  • São Paulo, São Paulo, SP, Brasil Mindrift Data Annotation Projects Remoto Tempo integral

    This is a project-based opportunity on an AI training platform - not a job. No fixed hours, no commitment beyond what fits your schedule. You talk, you get paid. **About The Role** We're looking for bilingual speakers to record short, casual voice clips where they naturally mix English with Chinese - the way they'd actually talk in real life. No...


  • Curitiba, Paraná, PR, Brasil Mindrift Data Annotation Projects Remoto Tempo integral

    This is a project-based opportunity on an AI training platform - not a job. No fixed hours, no commitment beyond what fits your schedule. You talk, you get paid. **About The Role** We're looking for bilingual speakers to record short, casual voice clips where they naturally mix English with Chinese - the way they'd actually talk in real life. No...

  • Accounts Expert

    Há 4 semanas


    , Brasil Turing Tempo integral

    About Turing Turing is one of the world’s fastest-growing AI companies, accelerating the advancement and deployment of powerful AI systems. Turing helps customers in two ways: Working with the world’s leading AI labs to advance frontier model capabilities in thinking, reasoning, coding, agentic behavior, multimodality, multilinguality, STEM, and...

  • Quality Assurance Rater Premium

    Há 4 semanas


    , Alagoas, Brasil TELUS Digital Remoto Meio período US$ 8 Efetivo

    Join our elite team of Senior Raters as a critical contributor to high-quality validation data that directly influences product development and quality assurance for leading search engines and AI technologies. This flexible, remote opportunity allows you to apply your analytical and research skills to evaluate search results and AI-generated content while...

  • Quality Assurance Rater Premium

    Há 4 semanas


    Fortaleza, Ceará, Brasil TELUS Digital Remoto Meio período US$ 8 Efetivo

    Join our elite team of Senior Raters as a critical contributor to high-quality validation data that directly influences product development and quality assurance for leading search engines and AI technologies. This flexible, remote opportunity allows you to apply your analytical and research skills to evaluate search results and AI-generated content while...

  • Quality Assurance Rater Premium

    Há 4 semanas


    Salvador, Bahia, Brasil TELUS Digital Remoto Meio período US$ 8 Efetivo

    Join our elite team of Senior Raters as a critical contributor to high-quality validation data that directly influences product development and quality assurance for leading search engines and AI technologies. This flexible, remote opportunity allows you to apply your analytical and research skills to evaluate search results and AI-generated content while...

  • Quality Assurance Rater Premium

    Há 4 semanas


    , Acre, Brasil TELUS Digital Remoto Meio período US$ 8 Efetivo

    Join our elite team of Senior Raters as a critical contributor to high-quality validation data that directly influences product development and quality assurance for leading search engines and AI technologies. This flexible, remote opportunity allows you to apply your analytical and research skills to evaluate search results and AI-generated content while...

  • Quality Assurance Rater Premium

    Há 4 semanas


    Brasília, Federal District, Brasil TELUS Digital Remoto Meio período US$ 8 Efetivo

    Join our elite team of Senior Raters as a critical contributor to high-quality validation data that directly influences product development and quality assurance for leading search engines and AI technologies. This flexible, remote opportunity allows you to apply your analytical and research skills to evaluate search results and AI-generated content while...

  • Data Foundry Engineer

    Há 4 semanas


    São Paulo, São Paulo, SP, Brasil TRACTIAN Remoto Tempo integral

    Why join us TRACTIAN is transforming the industrial world by empowering frontline maintenance workers to achieve more. We’ve fused cutting-edge hardware with innovative software into one powerful platform, disrupting legacy systems and delivering smarter, faster solutions for our clients. Data Science at TRACTIAN The Data Science team at...

  • Clinical & Medical AI Expert Premium

    Há 4 semanas


    , Brasil TELUS Digital AI Data Solutions Remoto Tempo integral US$ 20 - US$ 50 Efetivo

    About the Role: At TELUS Digital, we believe that when AI enters the healthcare space, accuracy is a matter of life and death. As a Clinical & Medical AI Expert, you are the guardian of medical truth. You will join an elite circle of healthcare professionals within our AI Community tasked with training Large Language Models (LLMs) on complex diagnostics,...