He and his family lived in Alameda and El Cerrito in the Bay Area prior to relocating to Burbank near Los Angeles.
[2][5] In 2016, Marteen opened for Fifth Harmony, Bryson Tiller, and Kehlani prior to releasing his first independent mixtape, Focused, in August of that year.
[1][2][10] His debut single on Warner Bros. Records, Sriracha, was released the following month with an accompanying music video that was shot in West Oakland.
[1][6][11][12] In October 2017, Marteen announced an upcoming EP and an opening slot on Dua Lipa's Fall 2017 tour.
He also announced upcoming dates with Kehlani on her "A Tsnmi Christmas" tour and at the Red Bull Sound Select Presents: 30 Days in Chicago event.