She produces corporate and independent narrative and documentary content through her production company, Mai Jai Films, a company focused on pioneering a new generation of Zimbabwean films and filmmakers through creative co-productions.
She has directed numerous music videos, films and TV shows, including the award-winning short film Asylum, TV drama Big House, small house and feature film Playing Warriors.
Her TV drama series The Team, about a troubled football team in a small mining town, has been broadcast across Africa and Europe. In 2011, her documentary about survivors of election violence in Zimbabwe, The Axe and the Tree, was launched at the Nelson Mandela Foundation in Johannesburg.
Rumbi is a former Festival Director of the Zimbabwe International Film Festival. She is also a voice-over artist and writer. Her articles and short stories have appeared in several publications including Vertigo, AV Specialist, Hype!, Illuminations, Women Writing Zimbabwe and Our Stories – Winners of the BTA/Anglo Platinum Short Story Competition. She was a member of the editorial teams at leading Zimbabwean publication, Parade Magazine, and Ogojiii, a magazine focusing on African innovation in design, enterprise and current affairs.
As the J. M. D. Manyika Fellow for Fall 2018, she will address the subject of Refugees and Homeland.