We are looking for a AI Engineer (Python) in Barcelona who's eager to embark on an exciting new opportunity!

? About KWAN

We connect IT professionals with projects that match their skills, professional experience, and goals, then we offer a career progression program, delivered by in-house specialists - our People Experience Partners - to guide them through our journey with us.

? What is this challenge about:

- Own end-to-end delivery of AI solutions for Finance business problems, from problem definition to deployment and measurable outcomes.
- Translate ambiguous, evolving requirements into working software, directly with the business stakeholders who own the problem.
- Rapidly build vertical AI applications on top of an existing AI platform, using RAG pipelines and agentic workflows.
- Prototype quickly, delivering a functional UI to business users early and iterating on real feedback.
- Deploy solutions in a regulated environment, respecting governance, RBAC, data residency, audit, and compliance constraints.
- Instrument every solution with usage metrics, adoption tracking, and business outcome telemetry.

? What we are looking for:

- 5+ years of professional experience with Python.
- Experience with FastAPI and Streamlit.
- RAG pipeline construction (chunking,



embeddings, vector search, retrieval evaluation, grounding, citation).
- Experience with LangChain.
- Prompt engineering with evaluation discipline.
- SQL and data modeling.
- REST API design and integration.
- Fluency with a cloud data platform (at least one cloud provider).
- Git, CI/CD, and modern development workflows.
- English B2.

✨ What we offer

- A project that matches your skills and ambitions, as well as your preferences for working policies and culture.
- A competitive salary with awesome benefits and opportunities to leverage your knowledge and network to earn additional income.
- An empowering and respectful work culture enriched with social and learning events.
- A People Experience Partner specially assigned to you — your go-to career guide, responsible for supporting your growth, facilitating training, and ensuring your work-life balance at KWAN.

? Some Words From Our Colleagues

"At KWAN, they make sure that I feel comfortable with the client I'm working for and that what I'm doing aligns with my career aspirations."

— Luis Caldeira, DevOps @ KWAN

? Grab this opportunity, apply now! ??

📌 AI Engineer (Python) - Barcelona Based
🏢 KWAN
📍 Barcelona