Guilherme Costa

AI Engineer · Copenhagen

Experience

Mar 2026 – Present
Founding AI Engineer

Founding engineer on a B2C AI travel-planning product, with broad ownership across architecture, implementation, and product.

Sep 2025 – Mar 2026
AI Engineer

Core AI architecture for an LLM-based team alignment product at an early-stage startup: agents, retrieval, and evaluation.

Feb 2025 – Aug 2025
Lead Product AI Engineer

Led LLM platform capabilities on an enterprise AI governance platform: API gateway, guardrails, automated red-teaming, and RAG.

Mar 2024 – Jan 2025
Senior Data Scientist

Production GenAI systems and Bayesian modeling for enterprise decision support.

Oct 2022 – Jan 2024
Expert Data Scientist

Knowledge graph infrastructure and production semantic search over business-process data, combining graph ML and LLMs.

Jan 2021 – Oct 2022
Senior Data Scientist

Graph-based ML for semantic interoperability at scale; applied NLP research on schema mapping and alignment.

Jul 2013 – Dec 2020
Senior Consultant, Analytics & Data Science

Machine learning solutions for enterprise clients across Europe, North America, and Asia: forecasting, classification, and simulation.

Sep 2010 – Jun 2013
Consultant, Software Engineering

Software development and testing for financial institutions.

Education

2011
Master’s in Financial Mathematics
University of Lisbon
2009
Bachelor’s in Applied Mathematics and Computation
Instituto Superior Técnico (IST), University of Lisbon