data annotation

1,000 ofertas de empleo de data annotation en España. Encuentra ofertas actualizadas diariamente de los principales portales de empleo.

  • Senior Machine Learning Engineer Premium

    Hace 4 días


    , España Alignerr Trabajo remoto Jornada completa

    Senior Machine Learning Engineer (AI Training) About The Role What if your deep expertise in machine learning could directly shape how AI reasons, plans, and solves complex problems for millions of people? We're looking for Senior Machine Learning Engineers to author high-fidelity reasoning traces that teach cutting-edge LLMs how to think — step by step,...

  • Sales Expert

    Hace 5 horas


    Madrid, Community of Madrid, España Huzzle.com Jornada completa

    Sales Expert (QuickBooks experience) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that lets...

  • Sales Expert

    Hace 6 horas


    A Coruña, Galicia, España Huzzle.com Jornada completa

    Sales Expert (QuickBooks experience) — AI Model EvaluationCompruebe a continuación si tiene lo necesario para esta oportunidad y, si es así, envíe su solicitud lo antes posible.Contract · Remote · $120/hrRole OverviewHuzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic...

  • Sales Expert

    Hace 1 día


    Moaña, Provincia De Pontevedra, España Huzzle Jornada completa

    Sales Expert (QuickBooks experience) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that...

  • Sales Expert

    Hace 1 día


    Basauri, Bizkaia, España Huzzle Jornada completa

    Sales Expert (QuickBooks experience) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that...

  • Sales Expert

    Hace 1 día


    Cangas, Provincia De Pontevedra, España Huzzle Jornada completa

    Sales Expert (QuickBooks experience) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that...

  • Sales Expert

    Hace 1 día


    Lugo, Provincia De Lugo, España Huzzle Jornada completa

    Sales Expert (QuickBooks experience) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that...

  • Sales Expert

    Hace 1 día


    A Coruña, Provincia Da Coruña, España Huzzle Jornada completa

    Sales Expert (QuickBooks experience) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that...

  • Sales Expert

    Hace 1 día


    Burjassot, Província De València, España Huzzle Jornada completa

    Sales Expert (QuickBooks experience) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that...

  • Document Reviewer

    Hace 5 días


    Barcelona, Cataluña, España YO IT Consulting Jornada completa

    Job Title: Document Reviewer Job Type: Contract Location: Remote Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. Key Responsibilities Carefully review large volumes of structured and unstructured data, ensuring...

  • Document Reviewer

    Hace 4 días


    Cataluña, Cataluña, España YO IT Consulting Jornada completa

    Job Title: Document Reviewer Job Type: Contract Location: Remote Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. Key Responsibilities Carefully review large volumes of structured and unstructured data,...

  • Document Reviewer

    Hace 4 días


    , Catalonia, España YO IT Consulting Jornada completa

    Job Title: Document ReviewerJob Type: ContractLocation: RemoteJob Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.Key ResponsibilitiesCarefully review large volumes of structured and unstructured data, ensuring...

  • Sales Expert

    Hace 3 días


    Gasteiz, Kingdom Of Spain Huzzle.com Jornada completa

    Sales Expert (QuickBooks experience) — AI Model EvaluationContract · Remote · $120/hrRole OverviewHuzzle is seeking experienced sales professionals to test how well frontier AI systems handle real sales work. You will write realistic sales prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that lets any...

  • Accounting Expert

    Hace 3 días


    Kingdom Of Spain, Kingdom Of Spain Huzzle.com Jornada completa

    Accounting Expert (QuickBooks) — AI Model EvaluationContract · Remote · $120/hrRole OverviewHuzzle is seeking experienced accountants to test how well frontier AI systems handle real accounting work. You will write realistic accounting prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that lets any...

  • Accounting Expert

    Hace 3 días


    Castro, Kingdom Of Spain Huzzle.com Jornada completa

    Accounting Expert (QuickBooks) — AI Model EvaluationContract · Remote · $120/hrRole OverviewHuzzle is seeking experienced accountants to test how well frontier AI systems handle real accounting work. You will write realistic accounting prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that lets any...

  • Accounting Expert

    Hace 3 días


    Cequelinos, Galicia, España Huzzle.com Jornada completa

    Accounting Expert (QuickBooks) — AI Model Evaluation Contract · Remote · $120/hr Role Overview Huzzle is seeking experienced accountants to test how well frontier AI systems handle real accounting work. You will write realistic accounting prompts that are difficult enough to make a frontier model fail, and then write a rubric for each one that lets any...

  • Remote Copywriter

    Hace 2 días


    , España YO IT Consulting Trabajo remoto Jornada completa 35.609 € - 59.348 € Por obra

    Job Type: Contract, Part-timeLocation: RemoteRole DescriptionIn this hourly, remote contractor role, you will work as a Copywriting & Content Subject Matter Expert (SME) to review AI-generated marketing/content-writing outputs and/or create expert copy and content, evaluating reasoning quality, intent alignment, and step-by-step writing decisions while...

  • Data Labeling Specialist Premium

    Hace 2 semanas


    , España Alignerr Trabajo remoto Jornada completa

    Data Labeling Specialist (AI Training) About The Role What if your attention to detail could directly influence how AI sees, reads, and understands the world? We're looking for Data Labeling Specialists to categorize, tag, and annotate the data that powers cutting-edge AI systems — helping machines learn to think more accurately and reliably. This is a...

  • Remote Content Writer

    Hace 2 días


    , España YO IT Consulting Jornada completa 35.609 € - 71.218 € Por obra

    Job Type: Contract, Part-timeLocation: RemoteRole DescriptionIn this hourly, remote contractor role, you will work as a Copywriting & Content Subject Matter Expert (SME) to review AI-generated marketing/content-writing outputs and/or create expert copy and content, evaluating reasoning quality, intent alignment, and step-by-step writing decisions while...


  • Bilbao, Vizcaya, Gran Bilbao (comarca); Vizcaya; País Vasco, España CareerWallet Jornada completa

    EUSKORPORA, the Linguistic Data Center for Basque Digital Technologies, a newly established association based in Donostia/San Sebastián, is seeking a senior specialist in AI and language technologies, with solid experience in natural language processing and applied AI, combined with strong project management, team coordination and leadership skills....