Mubanga grew up in Zambia. Her first published novel, The Mourning Bird, won the Dinaane Debut Fiction Award in 2019.

Her work has appeared or if forthcoming in The Eunoia Review, The Airgonaut, The Dreamers Creative Writing Magazine, The Advocates for Human Rights, The Mark Literary Review,  The Best of Africa, and Two Sisters Writing and Publishing, SyncityNG, Overland, and The Menteur. She’s a Young African Leaders Initiative Fellow and a Hubert Humphrey (Fulbright) Fellow.