NK Rudar
Born in Murska Sobota, Kramar graduated from NK Rudar Velenje's youth setup, and made his professional debut on 7 November 2009, coming on as a second-half substitute in a 3–1 away loss against NK Interblock in the Slovenian PrvaLiga. In the summer of 2010 he was loaned to NK Šmartno 1928, appearing regularly with the side and also scoring three goals.