Aleksić started his professional career in Belgrade-based team Crvena zvezda.
[1] After the season in Israel, Aleksić had stints in Slovakia (Slovakofarma Pezinok) and Russia (Lokomotiv Mineralnye Vody).
In 2001, Aleksić joined Tuzla-based Sloboda Dita of the ABA League and the Bosnia and Herzegovina Championship.
After one season in Tuzla, Aleksić had more stints in Bosnia (Banjalučka pivara and Bosna ASA) and Serbia & Montenegro (Atlas).
In January 2017, Aleksić was named a head coach of the Hungarian team Soproni.