Internship in the Brussels office. Staffed in the Amsterdam office where I created a Graphical User Interface for KLM by collaborating with front- and back-end software engineers and KLM employees. Also conducted several analyses on operational performance to see what the best approach is for the model.
Taught over 150 incoming university students mathematics exercises in their preparatory Summer School for Business Economics. Helped in a team of 3 (Professor, mathematics student and me).