Milenković Kerković began working at the University of Niš Faculty of Economics in 1992 and became a full professor in the field of commercial law in 2014.

[3] Dveri contested the 2022 Serbian parliamentary election in an alliance with Žika Gojković's branch of the Movement for the Restoration of the Kingdom of Serbia (POKS).

[5] In a March 2023 interview, Milenković Kerković said that the decision of western governments to recognize the Republic of Kosovo set a dangerous precedent that risked exacerbating national difficulties in Spain, Cyprus, and other European states with secessionist movements.

Milenković Kerković called for all opposition parties in Niš to unite on a single electoral list for the 2024 Serbian local elections.

"[14] She criticized the Serbian government's proposed changes to the Law on Higher Education in November 2024, arguing that they would permit "franchises of foreign universities" to run unaccredited study programs in Serbia.

[15] Milenković Kerković called for greater protection of Niš's heritage sites in December 2024, arguing that the city's centre was losing its identity due to years of street violence and neglect.