Johnson moved to Blue Lake, California in 1998 to study full-time at the Dell'Arte International School of Physical Theatre.
Upon completion of her studies, Johnson moved to Toronto, Ontario, Canada, in 2000 to continue her work in clowning and non-literary theatre.
In the next few years she would co-found a small physical theatre studio (Clown Hall), write and produce touring shows for her clown persona 'ruby', become a producer and featured performer for emerging live improv show Catch23 Improv, begin working with comedy collaborator Graham Wagner and act in an array of student and independent films.
Iron Cobra toured to festivals in Atlanta, Edmonton, Minneapolis, Nashville, Vancouver, Winnipeg and Chicago with their particular brand of aggressive awkward comedy.
Iron Cobra eventually disbanded officially in 2010 when Wagner moved to Los Angeles to pursue a career as a television writer.
Johnson currently plays the roles of three degenerating clones (Deb 1, 2 & 3) on the CTV/iThentic comedy science fiction series Space Riders: Division Earth (2014 – ).
Sing, one of the leads in the world premiere of Sheila Heti's long-unproduced play All Our Happy Days Are Stupid directed by Jordan Tannahill for Suburban Beast.
Although the production, mounted at Toronto storefront performance space Videofag, only seated twenty-eight audience members per performance, it garnered rave reviews and four nominations for Dora Mavor Moore Awards in the Independent Theatre Category (Best Ensemble, Best New Play, Best Production and Best Scenic Design).