GEN AI Engineer (with.NET) On-site KWAN Lisbon October 6, 2025

KWAN is a 100% Portuguese company that is part of the Rupeal Group, dedicated to IT Staffing, consulting, and outsourcing. KWAN exists because a developer believed in a different way of recruiting: treating people with the respect they deserve. Our goal is to be your
- to place for career advice and help you reach your dream job.

We are looking for a GEN AI Engineer (with. NET) to work in Lisbon 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
- house specialists - our People Experience Partners - to guide them through our journey with us.

What is this challenge about

• Design, test, and maintain scalable microservices using. NET (C#);
• Work with RESTful APIs and/or g
  RPC;
• Orchestrate internal (fine-tuned) or external models (Open
  AI, Azure Open
  AI, Hugging Face);
• Create API wrappers or SDKs to enable reuse of Gen
  AI models across the organization;
• Develop and integrate conversational agents based on LLMs;
• Implement RAG (Retrieval-Augmented Generation) pipelines with access to external sources (e. g. , databases, vector stores);
• Evaluate and
  - tune agents based on metrics such as relevance, factual accuracy, and contextual alignment.
• 4 years of experience in similar roles;
• Experience as a Gen AI Engineer (including agent development, RAG, agent evaluation);
• Previous experience developing microservices with. NET/C#;
• Experience with Open
  AI, Azure Open
  AI, Hugging Face;
• Knowledge of Clean Architecture, SOLID principles;
• Familiarity with RESTful APIs and/or g
  RPC;
• Excellent written and verbal communication skills in English.

Do you meet most of the position requirements? Then grab this opportunity and apply now!

• 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
  - to career guide, responsible for supporting your growth, facilitating training, and ensuring your
  - life balance at KWAN.
• A relocation package and visa sponsorship for all our international hires.

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, Dev
Ops @ KWAN