Empleos de ai trainer en Madrid

GeneralistJob Type: ContractorLocation: RemoteRole OverviewWe are looking for Generalists with strong analytical and critical-thinking skills to support AI and data-focused projects. The role involves reviewing, evaluating, and annotating information across different topics while maintaining high accuracy and quality.Key Responsibilities- Analyze, review,...

Generalist Job Type: Contractor Location: Remote Role Overview We are looking for Generalists with strong analytical and critical-thinking skills to support AI and data-focused projects. The role involves reviewing, evaluating, and annotating information across different topics while maintaining high accuracy and quality. Key Responsibilities - Analyze,...

About the jobMercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey.Position: Litigation Lawyer (Spain) Type: Contract Compensation: $140–$150/hour Location: Remote Commitment: ~10...

Mercor is hiring Castilian Spanish Voice Actors to work directly with a leading AI lab, improving their model's ability to handle and produce audio data.Por favor, lea detenidamente la siguiente descripción del puesto para asegurarse de que encaja con el perfil antes de enviar su solicitud.Professional experience in Voice Acting is greatly preferred but not...

We're looking for experienced lawyers who are native or fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. What you'll do: You’ll work in realistic digital workspaces, with documents, spreadsheets, email, chat and industry tools, to create and review the kinds of tasks you handle in your own job. Your work will...

We're looking for experienced finance professionals who are native or fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. You'll build workspaces and files, write prompts, and create grading rubrics based on real finance work as it's done in Spain. Requirements Experience in corporate finance, banking, investment or...

We're looking for an experienced program or operations manager who is native or fluent in Spanish to run delivery for a team of senior domain experts training and evaluating AI agents. You'll own throughput, quality and expert performance for the Spanish (Spain) cohort across finance, consulting, law, medicine, STEM and HR.Requirements5+ years running...

We're looking for experienced management and strategy consultants who are native or fluent in Spanish to help train and evaluate AI agents on realistic professional tasks.Dé el siguiente paso en su carrera profesional ahora: desplácese hacia abajo para leer la descripción completa del puesto y envíe su solicitud.What you'll do:You'll work in realistic...

We're looking for experienced physicians who are native or fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. What you'll do: You'll work in realistic digital workspaces, with documents, spreadsheets, email, chat and industry tools, to create and review the kinds of tasks you handle in your own job. Your work will...

We're looking for experienced scientists and engineers who are native or fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. What you'll do: You'll work in realistic digital workspaces, with documents, spreadsheets, email, chat and industry tools, to create and review the kinds of tasks you handle in your own job. Your...

We're looking for an experienced program or operations manager who is native or fluent in Spanish to run delivery for a team of senior domain experts training and evaluating AI agents. You'll own throughput, quality and expert performance for the Spanish (Spain) cohort across finance, consulting, law, medicine, STEM and HR. Requirements * 5+ years running...

We're looking for experienced physicians who are native or fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. What you'll do: You'll work in realistic digital workspaces, with documents, spreadsheets, email, chat and industry tools, to create and review the kinds of tasks you handle in your own job. Your work will...

We're looking for experienced finance professionals who are native or fluent in Spanish to help train and evaluate AI agents on realistic professional tasks. You'll build workspaces and files, write prompts, and create grading rubrics based on real finance work as it's done in Spain. Requirements * Experience in corporate finance, banking, investment or...

We are seekingAI Trainers - Audio Speech Evaluators based in Spainto support an AI speech evaluation project. In this role, you will engage in natural, unscripted conversations with an AI system across a variety of topics and scenarios. You will assess its speech and conversational performance and provide detailed feedback to help enhance the quality of...

10x Team is seeking an experienced eIDAS2 and QES specialist to freelance 8–20 hours per week, remote within the EU/UK. You will help shape how AI understands digital identity and electronic signature standards in real-world scenarios.As a senior consultant, you will review AI-generated content, assess regulatory accuracy, draft scenario variations for...

Music & Lyrics Expert - Spanish (ES) 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 D'Angelo, Larry Summers, and Jack Dorsey. Position: Music & Lyrics Expert - Spanish (ES) Type: Contract Compensation: $39–$54/hour...

Mindrift is looking for skilled AI Workflow Engineers to join the Tendem project ( and build intelligent automation systems powered by LLMs within our hybrid AI + human environment.In this role, as an AI Pilot - that's how we refer to this position at Mindrift - you'll collaborate with Tendem Agents that handle repetitive tasks, while you provide structured...

The roleWe are hiring native and near-native Spanish speakers to audit AI training data in their own language, not to produce it.¿Es usted el solicitante adecuado para esta oportunidad? Descúbralo leyendo el resumen del puesto a continuación.You will work across two Amazon Sonic audit collections:Multilingual Transcription Audit. You listen to a recording...

Anyone AI is recruiting skilled software engineers to work on a project with a leading AI lab.Qualifications:Advanced professional written proficiency in English3–7 years of professional software engineering experienceStrong proficiency in Python and JavaScript/TypeScript; working knowledge of Java, C#, or GoBackend or full‑stack development experience...

Job Title:A.I Trainer (LLM & Generative AI Specialist)Location:Remote (Worldwide)Job Summary:We are seeking a detail-oriented and analytical AI Trainer to support the development and improvement of artificial intelligence systems. The AI Trainer will be responsible for training, evaluating, and refining machine learning models by providing high-quality data...