She has exhibited a diverse acting repertoire, adeptly portraying characters across a spectrum of genres that encompass both serious and comedic roles, highlighting her versatility as an actress.

[2] She has additionally shared the stage with veteran Konkani artists such as Anthony de Telaulim, a fellow performer, collaborating in local-level tiatrs within their community.

A theater critic commended her performance in the play, observing that she and her fellow actor harmonized convincingly as a married couple, showcasing their individual talents effectively on stage.

[6] In March 2018, Fernandes was cast by director Michael Gracias in a revival of the tiatr Ghorabo (Family), which was originally written and staged by Nelson Afonso in the 1960s.

A theater critic commented on the comedic talents of Reema and Diana in their respective roles as Macarena and Maggie, highlighting the abundance of laughter they brought to the performance.

A theater critic named J. P. Pereira from The Navhind Times highlighted the comedic chemistry of the duo, portraying them as a pair that created several humorous scenarios during their acts.

[14] In December 2013, she was cast in another Jacob's tiatr Pap Tujem Prachit Mhojem (Your Sin, My Suffering), portraying the character of Laxmi, a swimming assistant coach with comic elements.

In the February lenten tiatr Tannem Mhaka Obixek Kela written by Valency D'Souza and directed by Michael Gracias, she played a friendly neighbor who had a compassionate personality but enjoyed engaging in gossip.