Prompt Engineer – Generative AI

Madrid, Community of Madrid, Spain • Posted May 29, 2026

Job Type: Full-time
Location: Madrid, Community of Madrid
Posted: May 29, 2026
Category: Computer Occupations
Application Deadline: July 08, 2026

Role Description

Our client is on a mission to harness the power of Artificial Intelligence for social impact. We are looking for a passionate Prompt Engineer to join their AI Innovation Lab. This role goes beyond technical excellence: it is about leveraging cutting-edge generative AI technologies to drive meaningful change in organizations, communities, and society.

As Prompt Engineer, you will design, optimize, and scale interactions with large language models (LLMs) to deliver solutions that improve decision-making, knowledge access, and collaboration. You will work in a multidisciplinary team of data scientists, software engineers, and domain experts, contributing to projects where AI is applied to human development, sustainability, and social well-being.

Key Responsibilities


  • Design, test, and refine prompts to maximize the quality, accuracy, and ethical reliability of...

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