freelance data annotator
512 ofertas de empleo de freelance data annotator en España. Encuentra ofertas actualizadas diariamente de los principales portales de empleo.
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Freelance Data Centre Project Manager – Bms/Scada Expert
Hace 1 semana
Madrid, España G2 Recruitment Jornada completaG2 Recruitment is seeking a Freelance Project Manager with a Controls Engineering background for a hyperscale Data Centre project in Zaragoza, Spain.The role demands strong leadership of day-to-day service tickets, maintenance planning, and on-site vendor coordination.You will oversee BMS/EBMS tasks, report progress, and drive solutions in a fast-paced,...
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Remote Basque Language Data Annotator
Hace 1 semana
Álava, España Lxt Ai Jornada completaSeeking Basque speakers for remote data annotation, transcription, and voice recording tasks to contribute to AI training datasets.Requires fluency in Basque, strong grammar, and attention to detail.
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Remote AI Annotator
Hace 1 semana
Extremadura, España Toloka Annotators Jornada completaA leading AI development company seeks annotators for flexible, remote freelance projects involving the review and classification of data. Responsibilities include evaluating AI-generated content and ensuring factual accuracy. Candidates should possess a bachelor's degree and advanced English skills (C1 or higher). This role offers up to $17 per hour,...
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Remote AI Data Annotator
Hace 1 semana
Comunidad de Madrid, España YO AI Labs Jornada completaYO AI Labs seeks a Generalist contractor to support AI and data-focused projects from a remote setting. The role involves reviewing, evaluating, and annotating information with high accuracy. Ideal candidates communicate clearly in English, demonstrate strong analytical thinking, and maintain meticulous attention to detail while managing time independently....
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Remote AI Annotator
Hace 1 semana
Andalucía, España Toloka Annotators Jornada completaA leading AI development company seeks annotators for flexible, remote freelance projects involving the review and classification of data. Responsibilities include evaluating AI-generated content and ensuring factual accuracy. Candidates should possess a bachelor's degree and advanced English skills (C1 or higher). This role offers up to $17 per hour,...
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Remote AI Annotator
Hace 1 semana
Santiago de Compostela, Galicia, España Toloka Annotators Jornada completaA leading AI development company seeks annotators for flexible, remote freelance projects involving the review and classification of data. Responsibilities include evaluating AI-generated content and ensuring factual accuracy. Candidates should possess a bachelor's degree and advanced English skills (C1 or higher). This role offers up to $17 per hour,...
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French Data Annotator-11
Hace 2 semanas
Ceuta, España Centific Global Solutions, Inc. Jornada completa## French Data Annotator-11Applylocations: Spain Officetime type: Full timeposted on: Posted Todayjob requisition id: JR107735**About Centific**Centific is a frontier AI data foundry that curates diverse, high-quality data, using our purpose-built technology platforms to empower the Magnificent Seven and our enterprise clients with safe, scalable AI...
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Freelance Data Science Engineer
Hace 1 semana
Remote, España Mindrift Jornada completaThis opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. Lea atentamente toda la información sobre esta oportunidad y luego utilice el botón de solicitud de abajo para enviar su CV y su...
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Freelance Data Center Technician
Hace 1 semana
Balearic Islands, Islas Baleares, España Reboot Monkey Jornada completaReboot Monkey is seeking Freelance Data Center Technicians to deliver on-demand support to global data centers. You will install, configure, and manage servers, networking gear, and related hardware, while resolving issues and maintaining uptime. The role requires independent work and strong communication with remote teams. You will monitor operations...
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Formador Freelance De Big Data
Hace 1 semana
Madrid, España Ironhack, Inc. Jornada completaIronhack, en colaboración con programas de formación oficial, busca un/a Formador/a Especialista en Big Data (Freelance) para impartir el curso: Especialista en Big Data, con fechas desde el 3 de noviembre de 2026 al 11 de marzo de 2027, en Bilbao, presencial.El objetivo es capacitar al alumnado en tratamiento y gestión de grandes volúmenes de datos...
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Freelance Data Science Engineer
Hace 1 semana
Región de Murcia, España Mindrift Jornada completaThis opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. What...
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Freelance Spanish Medical Data Annotator for NLP
Hace 2 semanas
España Docplanner Jornada completaDocplanner is seeking a Freelance Spanish Data Annotation Specialist to prepare and curate linguistically and medically oriented datasets in Spanish for ML and NLP initiatives. You will work independently with our NLP experts to ensure data accuracy for the Spanish market and contribute to AI-driven medical products. Ideal candidate has a strong Spanish...
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Freelance Data Science Engineer
Hace 1 semana
Laza, Ourense, Verín (comarca); Provincia de Orense; Galicia, España Mindrift Jornada completaThis opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift , innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. ...
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Senior Data Engineer
Hace 1 semana
Álava, España Netguru Jornada completaNetguru is a trusted partner in digital commerce.The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems.Since ****, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams.A certified B Corporation®, Netguru is trusted by major brands including...
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Data Scientist
Hace 1 semana
Madrid, España Mindrift Jornada completaOverviewMindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment.What This Opportunity InvolvesWhile each project involves unique tasks, contributors may:Design original computational data science problems...
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Data Scientist
Hace 1 semana
Málaga, España Mindrift Jornada completaDescriptionPlease submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems.Participation is project-based, not permanent employment.What this opportunity involvesWhile each project involves...
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Freelance Annotator
Hace 2 semanas
, , spain Toloka Annotators Jornada completaPlease 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 Do The Toloka Annotators connects individuals with Generative AI projects from leading tech innovators. Our mission is to unlock the full...
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AI Trainer
Hace 2 semanas
, , spain Toloka Annotators Jornada completaPlease submit your resume in English and indicate your level of English. What We Do At Toloka, we connect smart, curious people from around the world with freelance online tasks that train and improve artificial intelligence. About The Role Annotation is what helps AI make sense of the world. As an annotator, you may be invited to take part in online...
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Remote Freelance Data Scientist
Hace 1 semana
España Mindrift Jornada completaMindrift is seeking a Freelance Data Scientist AI Trainer to work remotely on a part-time basis. The role focuses on designing computational problems for AI training, requiring strong Python and SQL skills, plus solid statistical analysis and ML expertise.The position is remote and flexible, ideal for specialists who can deliver high-quality datasets and...
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Freelance Data Science Engineer
Hace 1 semana
, , spain Mindrift Jornada completaThis opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. ...