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# Prompt Engineer - Generative Ai

- **Company:** Ethikos
- **Location:** Madrid, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Amazon Web Services, Microsoft Azure, Cloud Computing, Computational Linguistics, Computer Programming, Python (Programming Language), Natural Language Processing, Software Safety, Google Cloud, Large Language Models, Prompt Engineering, Generative AI, Kubernetes, Information Technology, Machine Learning Operations, Api Design, Docker
- **Published:** July 22, 2026
- **Apply:** https://www.buscojobs.com.es/prompt-engineer-generative-ai-en-madrid-ID-363372872

## About the Role

Requirements Bachelor's or Master's degree in Computer Science, Computational Linguistics, AI, or related discipline.
Demonstrated experience designing prompts and workflows for LLMs (OpenAI, Anthropic, Google Gemini, Llama, etc.).
Solid programming skills in Python, with hands-on experience working with APIs.
Strong understanding of NLP methods, embeddings, and vector databases (e.G., Pinecone, Weaviate, FAISS).
Familiarity with cloud platforms (AWS, Azure, GCP).
Ability to work cross-functionally and translate human needs into AI-powered solutions.
Fluent in English (B2+).
Nice to Have Experience with LangChain, RAG pipelines, or MLOps frameworks (Docker, MLflow, Kubeflow).
Knowledge of AI ethics, bias mitigation, and responsible AI deployment.
Background in applied research or social innovation projects.

## 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 generative AI outputs.Build and maintain a prompt engineering framework with reusable templates, libraries, and guidelines.Collaborate with product, engineering, and research teams to integrate AI into tools that address social and business challenges .Apply advanced NLP techniques, embeddings, and fine-tuning methods to tailor LLMs to specific use cases.Implement metrics to evaluate model performance, bias, and inclusivity.Support the development of AI systems aligned with organizational values, ethical standards, and social responsibility principles .Stay ahead of the curve in prompt engineering, AI safety, and generative model capabilities.Requirements Bachelor's or Master's degree in Computer Science, Computational Linguistics, AI, or related discipline.Demonstrated experience designing prompts and workflows for LLMs (OpenAI, Anthropic, Google Gemini, Llama, etc.).Solid programming skills in Python, with hands-on experience working with APIs.Strong understanding of NLP methods, embeddings, and vector databases (e.G., Pinecone, Weaviate, FAISS).Familiarity with cloud platforms (AWS, Azure, GCP).Ability to work cross-functionally and translate human needs into AI-powered solutions.Fluent in English (B2+).Nice to Have Experience with LangChain, RAG pipelines, or MLOps frameworks (Docker, MLflow, Kubeflow).Knowledge of AI ethics, bias mitigation, and responsible AI deployment.Background in applied research or social innovation projects.We Offer Competitive gross annual salary 100% remote work flexibility within Spain.Access to state-of-the-art AI tools and infrastructure .Involvement in high-impact projects where AI contributes to sustainability, education, healthcare, and organizational transformation.A culture that values collaboration, continuous learning, and purpose-driven innovation .Training opportunities in generative AI, ethics, and advanced prompt engineering.This is not just another AI role.It's an opportunity to use technology to build a more conscious, equitable, and human-centered future.


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