[1][2] She previously wrote on the Amazon Studios period drama Z: The Beginning of Everything, and was nominated for the Dwayne McDuffie Award for Diversity in Comics in 2018.

[3] Steinkellner, raised in Santa Barbara, California,[4] graduated in 2004 from Dos Pueblos High School.

She received her BFA in theatre from Westmont College in 2008, and her MFA from the UCLA School of Theater, Film and Television.

[6][7] In 2015, she was hired as a staff writer on the Amazon Studios TV series Z: The Beginning of Everything.

[9][10][11][12] On December 13, 2018, it was announced that Sorry for Your Loss had been renewed for a second season, with Steinkellner remaining as the show runner.