Koen completed his Computer Science studies at Avans University of Applied Sciences in 2020, where he was trained as a full-stack developer. There, he gained experience in various web technologies such as PHP and Javascript, and also worked on developing mobile applications. In C++, Koen developed a game along with its corresponding game engine. At Peercode, he has been involved in numerous projects within the medical domain, working for clients such as MSD, Active Living, and several hospitals including AMC, UMC Utrecht, Gelderse Vallei Hospital, and Nij Smellinghe Hospital.