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# Prompt Engineer - Generative Ai - Ethikos

- **Company:** Ethikos
- **Location:** Barcelona, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Microsoft Azure, Cloud Computing, Computational Linguistics, Python (Programming Language), Natural Language Processing, Software Safety, Google Cloud, Large Language Models, Prompt Engineering, Generative AI, Information Technology, Api Design
- **Published:** September 19, 2026
- **Apply:** https://www.buscojobs.com.es/prompt-engineer-generative-ai-ethikos-en-barcelona-ID-372100490

## About the Role

Requisitos principalesBachelor in Computer Science, Computational Linguistics, AI, or related discipline
Demonstrated experience designing prompts and workflows for LLMs (OpenAI, Anthropic, Google Gemini, Llama, etc.)
Solid Python programming with API experience
Strong understanding of NLP methods, embeddings, and vector databases (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+)
Cross-functional collaboration
Strong communication
Problem solving
Prompt design for LLMs
NLP, embeddings, vector databases
Python programming

## Description

OverviewAs a Prompt Engineer in our AI Innovation Lab, you design, test, and scale prompts for large language models to improve decision-making, knowledge access, and collaboration.You will work with a multidisciplinary team to apply generative AI to human development, sustainability, and social well-being.You'll build a reusable prompt framework, refine outputs for quality and ethics, and contribute to responsible AI practices.This role offers impactful, mission-driven work with cutting-edge tools and cross-functional collaboration.Compensaciones / Beneficios100% remote work flexibility within Spainstate-of-the-art AI tools and infrastructuretraining opportunities in generative AI, ethics, and advanced prompt engineeringhigh-impact projects contributing to sustainability, education, healthcare, and transformationculture of collaboration, continuous learning, and purpose-driven innovationResponsabilidadesDesign, test, and refine prompts to maximize quality, accuracy, and ethical reliability of outputsBuild and maintain a prompt engineering framework with reusable templates, libraries, and guidelinesCollaborate with product, engineering, and research teams to integrate AI into tools addressing social and business challengesApply advanced NLP techniques, embeddings, and fine-tuning to tailor LLMs to use casesImplement metrics to evaluate model performance, bias, and inclusivitySupport development of AI systems aligned with organizational values, ethics, and social responsibilityStay ahead of curve in prompt engineering, AI safety, and generative model capabilitiesRequisitos principalesBachelor in Computer Science, Computational Linguistics, AI, or related disciplineDemonstrated experience designing prompts and workflows for LLMs (OpenAI, Anthropic, Google Gemini, Llama, etc.)Solid Python programming with API experienceStrong understanding of NLP methods, embeddings, and vector databases (Pinecone, Weaviate, FAISS)Familiarity with cloud platforms (AWS, Azure, GCP)Ability to work cross-functionally and translate human needs into AI-powered solutionsFluent in English (B2+)Cross-functional collaborationStrong communicationProblem solvingPrompt design for LLMsNLP, embeddings, vector databasesPython programming


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