Matten was born in Edmonton, Alberta. She is British-Chinese through her father. The Edmonton Journal stated in 2016 that she "is mixed Métis/Saulteaux-Cree", and Elle stated in 2022 that she is "of Red River Métis-Cree descent". Her mother is Therese Ducharme. From the age of six, she assisted with her mother's First Nations modeling agency around Canada. She also worked for her father in marketing for several years before becoming an actor. Matten graduated from the University of Alberta with a science degree in human ecology.
Matten appeared in five international/Native People's television series in eight years including Discovery Canada and Netflix series Frontier starring Jason Momoa and CW Network and CBC drama series Burden of Truth. In 2020, Matten began starring in Tribal on the APTN Network. She plays the newly appointed chief of an indigenous police force in Alberta, Canada. She was also an associate producer on the series.
She also previously starred in the short film A Red Girl's Reasoning which received an award at the Imagine NATIVE Film Festival. In 2020, Matten appeared in the horror movie The Empty Man for Disney/20th Century Fox studios.
In 2022, Matten began co-starring in the TV crime drama series Dark Winds. She plays Sergeant Bernadette Manuelito, the only female police officer on the Navajo reservation.
In 2024, Matten starred in the film Rez Ball, about a Native American high school basketball team from Chuska, New Mexico that is competing for the state championship title but lose their star player.
