data annotation

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


  • Manaus, Brasil MatchaTalent Meio período

    This role requires the candidate to work remotely on a part-time basis from Brazil. Client Overview Our client is a global artificial intelligence technology company that partners with leading AI research organizations and enterprise businesses to develop next-generation large language models, speech recognition systems, and multilingual AI...


  • Vitória, Brasil MatchaTalent Meio período

    This role requires the candidate to work remotely on a part-time basis from Brazil. Client Overview Our client is a global artificial intelligence technology company that partners with leading AI research organizations and enterprise businesses to develop next-generation large language models, speech recognition systems, and multilingual AI...


  • Belém, Brasil MatchaTalent Meio período

    This role requires the candidate to work remotely on a part-time basis from Brazil. Client Overview Our client is a global artificial intelligence technology company that partners with leading AI research organizations and enterprise businesses to develop next-generation large language models, speech recognition systems, and multilingual AI...


  • Brasil Crossing Hurdles Tempo integral

    Position: Bilingual Finance Annotator Type: Hourly contract Compensation: $25 - $30/hour Location: Remote Commitment: 10 40 hours/week Role Responsibilities Compare AI-generated financial data with source documents to ensure accuracy. Validate and correct structured data within JSON schemas. Verify...


  • Brasil Firstsource Tempo integral

    Portuguese Freelance Computational Linguist – Speech Transcription & Annotation We are recruiting an experienced linguist to support a multilingual AI data project focused on speech transcription and annotation. This is a remote, freelance, project-based opportunity. Availability: min 5 hours per week Project...

  • AI Research Engineer

    Há 2 meses


    Brasil Jobgether Tempo integral

    This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a AI Research Engineer based in Brazil.This is an opportunity to contribute to advanced AI research initiatives by designing experiments, improving models, and developing innovative machine learning solutions. ...


  • Brasil Jobgether Tempo integral

    This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Sr. Computer Vision Engineer based in Brazil.We are looking for a Senior Computer Vision Engineer to design, develop, and deploy advanced AI models that power next-generation retail intelligence solutions. ...


  • Brasil Panoptyc Tempo integral

    Computer Vision EngineerPanoptyc is seeking an exceptional Senior Computer Vision Engineer to architect and train cutting-edge models for retail object recognition and drive our edge deployment strategy. About The RoleYou'll be joining our awesome team of hardware, full-stack and CV engineers developing our next generation computer...

  • Freelance Annotator

    Há 2 meses


    BELO HORIZONTE, Belo Hte, Brasil Toloka Annotators Meio período

    Please submit your resume in English and indicate your level of English.At Toloka, we connect smart, curious people from around the world with freelance online tasks that train and improve artificial intelligence. What We DoThe Toloka Annotators connects individuals with Generative AI projects from leading tech innovators. Our mission is to unlock...

  • Italian QA Lead

    Há 2 meses


    Brasil YO IT Consulting Tempo integral

    Job DescriptionJob Title: Italian Quality Assurance Lead Job Type: Contract Location: Remote About This RoleIn this hourly, remote contractor role, you will work as an Italian Quality Assurance Lead to oversee quality, consistency, and trainer performance across Italian AI training projects. You will review...


  • Brasília, Brasil Turing Tempo integral

    Descrição do trabalho Remoto: Home Office About Turing: Based in San Francisco, California, Turing is the world's leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier...


  • São Paulo, São Paulo, Brasil CNTXT AI Remoto Tempo integral

    Position Summary This is a fully remote, hourly contractor role supporting AI data and language projects on a project-based, flexible hour basis. Project scopes vary and may include: Data annotation: labeling, classifying, and structuring documents, tables, and other content to support AI training datasets. LLM evaluation: reviewing AI-generated responses...


  • Brasília, Brasil Insight Global Tempo integral

    Descrição do trabalho Type: 12 Month Contract Location: Brazil, Fully Remote Rate: $1,659 BRL R$/month - $3,316 BRL R$/month JOB DESCRIPTION Their day to day includes accurately labeling machine learning textual data to refine AI models. This will primarily involve annotating large volumes of textual data...


  • Aquiraz, Brasil Insight Global Tempo integral

    Descrição do trabalho Type: 12 Month Contract Location: Brazil, Fully Remote Rate: $1,659 BRL R$/month - $3,316 BRL R$/month JOB DESCRIPTION Their day to day includes accurately labeling machine learning textual data to refine AI models. This will primarily involve annotating large volumes of textual data...


  • Farroupilha, Brasil Insight Global Tempo integral

    Descrição do trabalho Type: 12 Month Contract Location: Brazil, Fully Remote Rate: $1,659 BRL R$/month - $3,316 BRL R$/month JOB DESCRIPTION Their day to day includes accurately labeling machine learning textual data to refine AI models. This will primarily involve annotating large volumes of textual data...


  • Belém, Brasil Insight Global Tempo integral

    Descrição do trabalho Type: 12 Month Contract Location: Brazil, Fully Remote Rate: $1,659 BRL R$/month - $3,316 BRL R$/month JOB DESCRIPTION Their day to day includes accurately labeling machine learning textual data to refine AI models. This will primarily involve annotating large volumes of textual data...