This confluence of classical and electronic has been at the heart of Stelmanis’s career before there even was a career. At the age of 10, Stelmanis joined the Canadian Children’s Opera Chorus, where she sang regularly for the prestigious Canadian Opera Company. While simultaneously learning viola and piano, Stelmanis pursued a career in opera, studying privately for four years while making plans to study the genre further in college.

Spurred on by her production work for soundtracks for local plays, Stelmanis began immerging herself in electronic music. “I wanted to be able to write music for orchestras and with MIDI, you...