Aleksandar Nikolić has started his carrier as a stage director engaged in the Opera of the National Theater in Belgrade from the season 2009/10. and in National Theater in Novi Sad from the season 2018/19. up today.
In addition to theater directing at the Faculty of Drama Arts in Belgrade, he also studied art history (Faculty of Philosophy, Belgrade), industrial design (Belgrade Polytechnic), piano and music theory (1992-2004.). Hi did his professional upgrading in Brescia (Italy) and Hanover (Germany).
From June 2015. Aleksandar Nikolić was engaged as professor (maitre de conferences) at Belgrade Dance Institute for subjects "Stage directing in opera and ballet", "Libretto Anatomy" and "Stage director's analysis of the music".
In season 2015/16. Aleksandar Nikolić was engaged in Royal Opera House Covent Garden. From the season 2016/17 he was engaged in international masterclasses (Israel, SAD and Belgrade) devoted to interpretation of a music and verbal text in the Italian and French opera repertoire.
From the season of 2019, Aleksandar Nikolić is appointed as a general manager of state theater "Duško Radović" in Belgrade. Being in this position Aleksandar Nikolić has produced over 20 dramas, operas and ballets for young audience until now.

Selection of productions
"Aida", "Faust", "Rigoletto","Vladimir and Kosara" (Serbian National Theatre in Novi Sad, Serbia)
"Opening Ceremony of the European Capital of Culture 2022", (Novi Sad, National Theatre)
"Don Giovanni","Viva la mamma", "Telephone" (National Theatre in Sarajevo, Bosnia and Herzegovina)
"Le conevinienze ed inconevinienze teatrali " (Croatian National Theatre in Rijeka, Croatia)
"Orfeo ed Euridice","L'incoronazione di Poppea","La serva- padrona","Melancholic Dreams of Count Sava Vladislavich", "Shakespeare: Sonnets","Nella note densa... In the dark night..." (National Theatre in Belgrade, Serbia)
"Don Giovanni", "Hagar and Ishmael", "Sammy and Remmy" (Universal Arts Festival, Boston, SAD)
"Don Giovanni" (GIPAC Association, Kombank hall, Belgrade)
"Viva la mamma", "Pyramus and Thisbe", "Fledermaus" (Israeli Center of Excellence, Jerusalem, Israel)
"Carmina Burana" (Sava center, Belgrade, Serbia)
"The Magic Mountain", "Blasphemy in the Valley of St Florian", "Grand hotel" (Balkan Dance Festival, Coproduction of Bosnia, Serbia, Slovenia)
"Tre sorelle" (Montenegro, National Music Centre)
"Il barbiere di Siviglia" (Vrnjaška Banja Summer Festival, Serbia)
"That Crazy Girl", "The Last Dream of Milutin Milanković", "Pierrot lunaire" (Opera and Theatre Madlenianum in Belgrade, Serbia)
"Marat/Sade"(Belgrade Dance Institute, Serbia)
"The Mysterious Stranger" / "The Studies of a Wild Gees"/ "The Days of the Paris Commune" (Teatro Filodamatika, Rijeka, Croatia)

As a revival director Nikolić has revived great number of productions in various national theaters: "La boheme", "La traviata", "L'amour des tres oranges", "Le nozze di Figaro", "Il barbiere di Siviglia", "Lucia di Lamermoor", "L'elisir d'amore", "Don Pasquale", "Il trovatore", "Adriana Lecuvreur", "Carmen", "Un ballo in maschera", "Cavalleria rusticana", "Norma", "Otello, and many others.
Since 2009. Aleksandar Nikolić has been actively engaged in charity work, organizing and directing donor concerts and charity galas featuring renowned Serbian opera singers and actors which raised significant funds for children and mothers affected with systemic diseases.