Posted Sep 28, 2026

[Remote] AI Trainers Network - Spanish

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Note: The job is a remote job and is open to candidates in USA. Welo Data is a global AI data company building smarter, more human AI through contributions from a diverse worldwide community. The AI Trainers Network - Spanish role connects Spanish-speaking contributors with flexible projects involving AI annotation, evaluation, prompt creation, and cultural and linguistic quality assurance. Responsibilities • Annotate or label text, images, or audio to train AI systems • Evaluate search results, ads, or chatbot responses for quality and relevance • Create and test prompts to improve large language models (LLMs) • Ensure content reflects cultural, linguistic, or industry-specific accuracy Skills • - Native or near-native fluency in **Spanish** • - Based in: **Argentina, Spain, Mexico, US, Colombia, Peru, Chile, Ecuador, Venezuela, Costa Rica** • - English proficiency • - Comfortable with digital tools • - Detail-oriented and curious Benefits • Flexible, remote projects in annotation, evaluation, and prompt creation—always on your terms • Work when and where you want, with room to grow • Join a global, supportive community Company Overview • Welo Data provides enterprise-grade AI training data and evaluation services including SFT, RLHF, data annotation, and model benchmarking. It was founded in 2024, and is headquartered in , with a workforce of 1001-5000 employees. Its website is https://welodata.ai/.