She is perhaps most known for her solo-musical Shima Niavarani är en Übermensch which was broadcast on SVT in 2010, and for her role as "Maiken" in the TV4 series Allt faller which was directed by Henrik Schyffert.

[3] In the newspaper Dagens Nyheter summary of the year in theater for 2009 Niavarani was mentioned for her memorable role in Drottning Kristina.

[3] Niavarani is known for her comedy character which can be heard in Sveriges Radios P3 humor shows "Lilla Al Fadji", "Bröllopsreportern" and "Humorhimlen".

[9] She also acted in SVTs Christmas calendar called Tusen år till julafton along with Lotta Lundgren and Erik Haag.

[9] On 15 April 2023, Niavarani was a guest judge in the episode Diva Assoluta of the Swedish language reality television series Drag Race Sverige broadcast on SVT1 and SVT Play.