He graduated in dentistry in 2001 at the Faculty of Dentistry, University of Belgrade. After many years of experience in general dentistry as a polyvalent dentist, in 2013 he specialized in Orthodontics at the Jaw Orthopedics Clinic of the Faculty of Dentistry in Belgrade.
He is studying at numerous courses in the country and abroad. He is a member of the Dental Chamber of Serbia and the Orthodontic Association of Serbia. In addition to many years of practice, Dr. Nikola Vunjak also worked in teaching for many years, first at the Dental School in Belgrade as a teacher, and then as a teaching associate at the Faculty of Medicine in Kragujevac at the Department of Dentistry.
He is a certified international first aid instructor of the Red Cross. He speaks Serbian and English