 Koci also studied under Toma Prošev at the Music Academy in Skopje and was awarded his master of arts by Zija Kučukalić in Sarajevo.As a German government DAAD scholarship holder he continued his specialisation at the Hochschule für Musik Hanns Eisler in Berlin in his main field of interest, instrumental music.Just after his studies, Koci worked at an electronic studio running three programmes for Radio Belgrade, with the composer Vladan Radovanović.