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

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. "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."

📌 AI Engineer (Barcelona)
🏢 KWAN
📍 Barcelona