Teun de Mast

MSc Business Informatics · Process Mining & AI

I work on process mining and on using AI to capture and model how organisations work. Based in Leiden, the Netherlands.

Experience

Marcadus
- Thesis Intern Processes & AI
  Sep 2025 – Aug 2026 · Full-time
  Built a framework and tool that collects process knowledge through AI-supervised interviews with domain experts and turns it into BPMN models.
- Junior Process Mining Specialist
  Feb 2025 – Aug 2025 · Part-time
  Developed Celonis apps with AI features, such as a Process Copilot in Microsoft Teams for maintenance planning.
Leiden University, Faculty of Science, Leiden
- Student Mentor
  Aug 2022 – Nov 2022 · Part-time
  Mentored first-year students.
- Teaching Assistant, Requirements Engineering
  Jan 2022 – Jul 2022 · Part-time
  Assisted in the Requirements Engineering course.
KR&A, Amsterdam
- Student Data Scientist
  Sep 2021 – Aug 2023 · Part-time
  Data mining and analysis in Python.

MSc Business Informatics
Utrecht University
Sep 2023 – Sep 2026
Thesis: A Human-in-the-Loop LLM-Based Framework for the Elicitation of Distributed Process Knowledge
BSc Computer Science and Economics
Leiden University
Sep 2019 – Jan 2023
Thesis: Lowering the Resolution of Damage Data in a Model that Predicts Rainwater Damage

Student board member
Oma's Soep
Aug 2025 – Jun 2026
Graphic designer, yearbook (Almanak)
Utrechtsche Studenten Roeivereeniging "Triton"
Apr 2025 – Nov 2025

bpmnllm.com (in progress) — An AI tool that interviews domain experts about a process and turns their answers into a BPMN model, building on my MSc thesis.