AI Generalist Jobs Valencia 2026

Explore top-tier AI Generalist Jobs Valencia 2026 at Rex.zone. We are actively recruiting remote AI professionals to power large language model evaluation and ensure training data quality. As an AI Generalist, your role bridges the gap between human expertise and machine intelligence through rigorous RLHF (Reinforcement Learning from Human Feedback), data labeling, and prompt evaluation. Whether you are seeking full-time, contract, or freelance remote opportunities, this role immerses you in cutting-edge LLM training pipelines. Join our global network of experts ensuring annotation guidelines compliance and driving model performance improvement across NLP and computer vision domains.

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AI Generalist — LLM Evaluation & RLHF

Title: AI Generalist Date: 25-02-2026 Company: Rexzone Country: ES Remote Type: Remote Employment Type: FULL_TIME Experience Level: Mid-Senior Industry: Technology Job Function: Engineering Skills: AI Generalist, RLHF, Large Language Model Evaluation, Prompt Engineering, NLP, Data Labeling Salary Currency: USD Salary Min: 63360 Salary Max: 126720 Pay Period: YEAR As an AI Generalist working remotely in Valencia for 2026, you will be at the forefront of modern AI/ML training workflows. Your primary responsibilities include executing complex data labeling tasks, conducting QA evaluation on AI outputs, and ensuring strict annotation guidelines compliance. You will collaborate with leading AI labs and tech startups to refine LLM training pipelines, focusing heavily on content safety labeling and named entity recognition. This full-time remote role requires deep analytical skills to drive model performance improvement and deliver high-quality training data for next-generation models.

Senior AI Generalist — Training Data Quality

Title: Senior AI Generalist Date: 25-02-2026 Company: Rexzone Country: ES Remote Type: Remote Employment Type: FULL_TIME Experience Level: Mid-Senior Industry: Technology Job Function: Engineering Skills: AI Generalist, Training Data Quality, Computer Vision Annotation, Content Safety Labeling, QA Evaluation Salary Currency: USD Salary Min: 63360 Salary Max: 126720 Pay Period: YEAR Step into a senior role within our AI Data Operations team. This position targets experienced AI Generalists looking for remote opportunities connected to the Valencia 2026 tech hub. You will oversee computer vision annotation, prompt evaluation, and comprehensive QA evaluation processes. By managing complex LLM training pipelines and ensuring unparalleled training data quality, you play a critical role in shaping the behavior of advanced AI systems. This position is ideal for professionals with a background in annotation vendors or BPOs who excel in remote, full-time environments and demand high standards in data accuracy.

Frequently Asked Questions About AI Generalist Jobs in Valencia

  • Q: What is an AI Generalist and what are their main responsibilities?

    An AI Generalist is a versatile professional who handles various critical stages of AI/ML training workflows. Core responsibilities include data labeling, RLHF (Reinforcement Learning from Human Feedback), prompt evaluation, and content safety labeling to ensure high training data quality for large language models.

  • Q: Are these AI Generalist jobs in Valencia fully remote?

    Yes, all AI Generalist Jobs Valencia 2026 listed on Rex.zone are fully remote. While we target top talent in the Valencia region, the roles offer complete flexibility of remote work, accommodating full-time, freelance, entry-level, and senior preferences.

  • Q: What skills are required for AI Generalist roles at Rex.zone?

    Candidates need strong analytical skills and expertise in large language model evaluation. Familiarity with NLP, computer vision annotation, named entity recognition, and strict annotation guidelines compliance is essential for driving continuous model performance improvement.

  • Q: How does Rex.zone support LLM training pipelines?

    Rex.zone connects top-tier annotation vendors, tech startups, and AI labs with highly skilled AI Generalists. Our platform facilitates rigorous QA evaluation and advanced data labeling processes, ensuring that AI models receive the highest quality human feedback for optimal, safe performance.

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We believe exceptional intelligence deserves exceptional pay. Our platform consistently offers rates above the industry average, rewarding experts for their true value and real impact on frontier AI. Here, your expertise isn't just appreciated - it's properly compensated.

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