Born in Luhansk, Milovanov moved to the Community of Madrid at early age and made his senior debut with Alcobendas CF during the 2014–15 season, in Tercera División.
In July 2015, he moved to Getafe CF and returned to youth football.
[1] On 10 August 2017, after being sparingly used by Getafe's reserves, Milovanov signed for Segunda División B side UD San Sebastián de los Reyes.
[2] On 9 July of the following year, he joined another reserve team, Sporting de Gijón B also in the third division.
[3] Milovanov made his debut for the Asturians' first team on 14 January 2020, starting in a 1–0 home win against Elche CF in the Segunda División championship.