
Hi, I’m Luca Engel (MSc CS) — I build AI products and demos.
Master's in Computer Science at EPFL
Specialization in Data Analytics
I hold a Master's degree in Computer Science from EPFL, one the of the world's top technical universities. My work focuses on applying natural language processing and machine learning to develop innovative AI solutions. I have worked on projects spanning healthcare process automation, speech classification, question answering systems, and music and document recommendation.
Featured projects

AI and Knowledge Graphs for Invoice Verification
Sep 2025Master’s thesis at EPFL with ELCA on combining knowledge graphs and large language models for automating Swiss medical invoice verification, including tariff prediction, Text2Cypher translation, and explainable rejection reasoning.

Evaluating the Novelty of Knowledge in Texts with LLMs
Jan 2025Developed an MCQ-based pipeline to measure whether texts contain factual knowledge not encoded in LLMs, using similarity filtering, bias mitigation, and Knowledge Gain metrics across datasets (Venice, synthetic, Wikipedia).

Recommender System for Books
Dec 2024Built and compared CF-based recommenders (ALS, user-/item-kNN, and a metadata-enhanced hybrid) on a sparse ratings matrix; best model reached RMSE 0.82.