Capitole continues to grow and offers a role as an AI Engineer focused on generative AI applications for a leading international airline group.

What you'll be doing

- Design, develop, and maintain LLM-powered applications and multi-agent AI systems.
- Build and optimize Retrieval-Augmented Generation (RAG) pipelines, including document ingestion, chunking, embeddings, and semantic search.
- Implement and manage vector databases to enable efficient AI-powered information retrieval.
- Develop scalable backend services and APIs using Python and FastAPI.
- Build and maintain data pipelines using tools such as Apache Airflow.
- Deploy and manage AI workloads on AWS using services such as Bedrock, SageMaker, Lambda, S3, and Aurora.
- Evaluate and improve LLM performance through automated testing and human-in-the-loop validation.
- Collaborate closely with Product Managers, Data Engineers, and business stakeholders to deliver innovative AI solutions.
- Mentor junior engineers and contribute to AI engineering best practices.
- Stay up to date with the latest trends in Generative AI and continuously explore new technologies.

What we're looking for

- 3–5+ years of experience in Software Engineering, with at least 1–2 years focused on AI/ML or Generative AI.
- Strong programming skills in Python.




- Hands‑on experience building LLM-based applications using frameworks such as LangChain, LangGraph, CrewAI or similar.
- Solid experience designing and implementing RAG architectures.
- Experience working with LLM APIs such as OpenAI, AWS Bedrock, Anthropic, or similar.
- Knowledge of vector databases (Pinecone, OpenSearch, pgvector, or equivalent).
- Experience with AWS Cloud services.
- Experience with Docker and Kubernetes.
- Familiarity with data orchestration tools such as Apache Airflow.
- Experience working in Scrum/Agile environments.
- Strong communication, analytical, and problem‑solving skills.

Security Policies

- Will have access to confidential information related to the company and the project.
- Must comply with the security policies and internal policies of the company and its clients.

€1,200 per year for training of your choice.

Versátil working hours.

More than 550 qualified professionals representing up to 24 nationalities.

Capitole-sponsored football team.

Technology communities where you can share your knowledge and ideas with other teams. Sharing knowledge across the company is essential to us!

https://capitole-consulting.com/

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📌 AI Engineer (Generative AI & LLMs) - Capitole (Barcelona)
🏢 Capitole
📍 Barcelona