In 1989,director Atiqul Haque Chowdhury was looking for a young girl who could speak the native Noakhali dialect for his play Keba Apon Keba Por.And that’s how Shomi got her first role in acting. Next she worked on three episode play Joto Durey Jai, based on a novel of Imdadul Haque Milon, directed by Abdullah al Mamun and got the break-through. She then moved on to act in Nakkhotrer Raat, Chhoto Chhoto Dheu, Sparsho, Ekjona, Ariyana, Akashey Anek Raat, Mukti, Antorey Nirantor, Swapno, Thikana and others.
Shomi worked for Dhaka Theatre for 12 years.She played Haat Hodai with co-actor Shahiduzzaman Selim. She appeared in movies like Lalon (2004) and Hason Raja. She was featured in another film, The Name of a River (2002), based on the biography of filmmaker Ritwik Ghatak.
Shomi is also a producer. She owns Dhansiri Production since 1997. It produced Mukti and Antorey Nirantor. In November 2013 her firm, Dhanshiri Communication Limited, got license for a private radio channel named Radio Active.