Prompt Engineer – Generative AI

Ethikos
📍 Madrid, Community of Madrid, Spain 💼 Full-time 🕒 Posted February 27, 2026

Job 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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Job Details

  • Location Madrid, Community of Madrid
  • Job Type Full-time
  • Category Computer Occupations
  • Posted Date February 27, 2026
  • Application Deadline April 08, 2026