data annotation

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

  • AI Annotator

    Há 21 horas


    Curitiba, State of Paraná, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 1 dia


    Recife, State of Pernambuco, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • Technical Lead

    Há 4 dias


    Novo Brasil, Goiás Insight Global Tempo integral R$ 90.000 - R$ 130.000 Contrato

    Technical Lead Insight Global Novo Brasil, Federative Republic Of Brazil, BR JOB DESCRIPTION Their day to day includes overseeing data annotation teams and workflows to maintain the highest levels of dataset integrity and quality. This will primarily involve auditing annotation outputs, onboarding and mentoring new hires, and analyzing datasets to identify...

  • AI Annotator

    Há 21 horas


    Porto Alegre, State of Rio Grande do Sul, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • Technical Lead

    Há 4 dias


    Cotia, São Paulo, Brasil Insight Global Tempo integral R$ 120.000 - R$ 180.000 Contrato

    Technical Lead Insight Global cotia, estado de são paulo, BRJOB DESCRIPTIONTheir day to day includes overseeing data annotation teams and workflows to maintain the highest levels of dataset integrity and quality. This will primarily involve auditing annotation outputs, onboarding and mentoring new hires, and analyzing datasets to identify trends or...

  • Technical Lead

    Há 4 dias


    Cuiabá, Mato Grosso, Brasil Insight Global Tempo integral R$ 60.000 - R$ 90.000 Contrato

    Descrição da vaga JOB DESCRIPTION Their day to day includes overseeing data annotation teams and workflows to maintain the highest levels of dataset integrity and quality. This will primarily involve auditing annotation outputs, onboarding and mentoring new hires, and analyzing datasets to identify trends or anomalies. This person must be able to translate...


  • Cabreúva, São Paulo, Brasil Jobbydoo Tempo integral R$ 120.000 - R$ 180.000 Contrato

    Wanted: Technical Lead - This will primarily involve auditing annotation outputs, onboarding and mentoring new hires, and analyzing datasets to identify trends or anomalies. This person must be able to translate complex technical concepts, manage project timelines, and provide data-driven insights to improve the internal annotation platform. Finding those...

  • Software Operations Specialist Premium

    Há 6 horas


    , Brasil BairesDev Remoto Tempo integral

    At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley. Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide. When you apply for this...


  • São Paulo, São Paulo, Brasil Alignerr Remoto Tempo integral US$ 50 - US$ 75 Efetivo

    Principal Python Engineer — ML Infrastructure (AI Training) About The Role What if your Python expertise could directly shape the infrastructure that powers the most advanced AI systems in the world? We're looking for a Principal Python Engineer in São Paulo to design and build the data pipelines, annotation tooling, and evaluation systems that leading...


  • , Brasil Rex.zone Tempo integral R$ 207.157 - R$ 345.263 Contrato

    About The Role As an AI Engineer, you will design, train, evaluate, and deploy ML models with a strong emphasis on LLM training pipelines and measurable model performance improvement. You will build data and evaluation workflows that connect model development to training data quality, annotation guidelines compliance, and QA evaluation. What You Will...


  • Brazil Welo Global Remoto Tempo integral R$ 4 Efetivo

    Help Shape the Future of AI Are you passionate about language, technology, and data quality? Join our global community of AI specialists and contribute to the development of next-generation Generative AI systems used by millions of people worldwide. We are looking for detail-oriented professionals with experience in annotation, content review, quality...

  • Language Alignment

    Há 1 dia


    Rondônia, Brasil Meridial Tempo integral

    **Project Overview**: We are sourcing independent Language Alignment & Resource Partners (LARPs) to provide native-level Serbian language vetting and QA for a specialized AI data project. As AI systems strive to reflect real-world usage and deliver human-like communication, their accuracy depends entirely on rigorous linguistic and cultural consultation. The...

  • AI Annotator

    Há 5 dias


    distrito federal, distrito federal, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 5 dias


    goiânia, estado de goiás, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 5 dias


    canoas, estado do rio grande do sul, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 5 dias


    florianópolis, estado de santa catarina, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 5 dias


    palhoça, estado de santa catarina, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 5 dias


    cuiabá, estado de mato grosso, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 5 dias


    ribeirão preto, estado de são paulo, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...

  • AI Annotator

    Há 5 dias


    itajaí, estado de santa catarina, Brasil Innodata India Private Limited Tempo integral

    About the ProjectWe are looking for native or near-native speakers to support an AI data annotation and translation project. The role involves reviewing, translating, and annotating content according to detailed guidelines to help improve the quality and accuracy of AI systems.Project DetailsWork Type: Freelance / RemoteCommitment: Approx. 20 hours per...