Sanja worked with the Theater of Shadows and, after moving to New York City in 2004, further expanded her studies at The Michael Chekhov Acting Studio and the Lee Strasberg Theatre and Film Institute.

In her career she worked with a lot of Serbian artists, such as Katarina Radivojević, Jana Milić, Sergej Trifunović, Aleksandra Kovač, Marčelo, Luka Mijatović, Ana Milenković, Lejla Hot, Ana Bebić, Sara Jo, Nevena Božović, Verica Rakocević, Veljko Kuzmančević, Nebojša Babić, Miša Obradović.

She has worked with: Dušan Jovanović, Ljubiša Ristić, Slobodan Umnkovski, Aleksandar Popovski, Filip Gajić, Gorčin Stojanović, Egon Savin, Ivana Vujić and Jug Radivojević.

Her focus on Balkan classics and modern dramas allowed her to introduce Eastern European writers to the American audience.

In a 2010 interview, Sanja stated that "The Weeping Game is a timeless classic Serbian piece" which she wished to introduce to American audiences.

She has produced and directed a number of off-Broadway shows, including Therapy by Jordan Cvetanovic, produced by KinoKamera Inc. Sanja has also directed Touch my Knees by David Albahari, The Government Inspector by Nikolai V. Gogol, Two Fools in Love by Duško Radović, and Painkillers by Neda Radulovic, The Doll by (Miro Gavran, Storefront + BenchProductions, The Local Theater NYC 2012 ), and All About Women (Miro Gavran, Storefront + BenchProductions, The Local Theater, NYC 2012).

In May, 2013 she wrapped up Tesla, written by British award-winning playwright Sheri Graubert and produced by Entertainers UK, formerly EasyTheaters Productions based in London.

Sanja entered into an exclusive partnership with the media company KinoKamera Inc in 2009 and Storefront + Bench in 2011 as their sole theater director.