Milojević matriculated at the Faculty of Philosophy, University of Belgrade, where he studied for three semesters (fall 1904 until spring 1906): Germanics (Miloš Trivunac), comparative literature (Bogdan Popović), Serbian language and literature (Aleksandar Belić, Pavle Popović, and Jovan Skerlić), and philosophy (Branislav Petronijević).
Between 1 September 1910 and 1 March 1911, Milojević served his military duty for the Kingdom of Serbia, in the student squadron.