Ondřej graduated at the Masaryk University Faculty of Law. During his university studies, he completed a one-year internship at the Supreme Court of the Czech Republic and then a one and a quarter year internship at a law firm focused on general practice. During his university studies, he further studied for one semester abroad at the Faculty of Law of the University of Bergen, Norway. He completed his legal traineeship in a traditional Czech law firm with numerous Czech and international clients.