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Data Annotation Jobs In Spain - 436 Job Positions Available

1 – 20 of 436 jobs
Centific jobs

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 deployment. Our team includes more than

Centific  13 days ago
Toloka jobs

Please submit your resume 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

Toloka  3 days ago
eTeam jobs

Evaluate AI-generated personalized responses for accuracy, relevance, and quality. Design conversational prompts, compare responses, and provide structured feedback to improve AI performance....

ETeam  2 days ago
LxT AI jobs

LxT AI is looking for Singlish (Singapore English) speakers for remote transcription and data collection projects. ¿Está pensando en solicitar este empleo? No se demore, desplácese hacia abajo y envíe su solicitud lo antes posible para no

LxT AI  1 day ago
TELUS International jobs

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

TELUS International  27 days ago
Invisible Technologies jobs

Are you an experienced Catalan language professional eager to shape the future of AI? Large-scale language models are evolving rapidly, moving beyond simple chatbots into powerful engines of learning, communication, and cultural understanding. With high-quality training

Invisible Technologies  26 days ago
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EVERSANA jobs

Company Description At EVERSANA, we are proud to be certified as a Great Place to Work across the globe. We’re fueled by our vision to create a healthier world. How? Our global team of more than

EVERSANA  18 days ago
Invisible Technologies jobs

Are you an experienced Asturian language professional eager to shape the future of AI? Large-scale language models are evolving rapidly, moving beyond simple chatbots into powerful engines of learning, communication, and cultural understanding. With high-quality training

Invisible Technologies  16 days ago
Swiss Re jobs

About the Team and our Scope Our team, a software house within Swiss Re, develops cloud-native (Azure-based) SaaS/PaaS solutions for external Life & Health insurance clients. Our portfolio includes globally established products and those in growth

Swiss Re  13 days ago
e2f, inc. jobs

Remote | Freelance | Upcoming AI Project Are you fluent in English (United Kingdom) and interested in helping improve AI technology? We’re looking for detail-oriented English-speaking Annotators based in Ireland to support an upcoming AI data annotation project

E2f, Inc.  6 days ago
Ookla jobs

The Opportunity We are looking for an AI Engineer to join our Ekahau team. Ekahau enables IT professionals to take control of their Wi-Fi, making it easier than ever before to proactively monitor, maintain, and optimize

Ookla  5 days ago
JD.COM jobs

Who We Are Joybuy is JD.com’s dedicated retail platform for Europe, offering products across a wide range of categories. Operating across the UK, Netherlands, Germany, France, Belgium and Luxembourg, we’re building the future of retail through

JD.COM  2 days ago
Toloka jobs

Please submit your resume 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

Toloka  2 days ago
Greenpark jobs

Role Description – Medical Copywriter FTC – 12 month contract Hybrid in Barcelona or Madrid About Greenpark Greenpark is a global, award-winning digital agency specialising in omnichannel search and social.Our raison d’etre is to create amazing

Greenpark  3 hours ago
Prolific jobs

Prolific in Barcelona is seeking Data Entry Clerks to aid in AI training and evaluation. Siga leyendo para comprender completamente lo que este trabajo requiere en cuanto a habilidades y experiencia. Si su perfil encaja, presente su

Prolific  2 hours ago

Biorce, located in Barcelona, is seeking a Clinical Data Specialist to transform clinical notes into structured training sets for AI. Inscríbase (haciendo clic en el botón correspondiente) después de revisar toda la información relacionada con el trabajo

Biorce  2 days ago

Rex.Zone is hiring a full-time Remote Data Annotator to produce and validate labeled datasets that improve AI/ML systems across NLP, computer vision, and multimodal workflows. You will follow detailed rubrics, resolve edge cases, and support LLM training

Rex.zone  30 days ago

Rex.Zone is hiring a Remote Data Annotator to produce and validate labeled datasets for AI/ML systems across NLP, computer vision, and multimodal workflows. You will follow rubrics, resolve edge cases, and support LLM training pipelines through RLHF,

Rex.zone  30 days ago

Firstsource is seeking a Catalan Freelance Computational Linguist for remote transcription and annotation work on a multilingual AI data project. Availability starts at 5 hours per week with compensation at $30 per hour. The role requires idiomatic Catalan

Firstsource  28 days ago
Mercor jobs

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam DAngelo, Larry Summers, and Jack Dorsey. Position: PDF

Mercor  2 days ago

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