In 2010, Kaller directed Geoffrey Naufft's play Next Fall, which earned her a Tony nomination for Best Director.[2] 2013 saw her directing Roundabout Theatre Company's Underground production of Too Much Too Much Too Many by Meghan Kennedy.[3] In 2014, she directed the Broadway production of Mothers and Sons, a play written by Terrence McNally.[4][5] She directed Deaf West's production of Our Town at the Pasadena Playhouse in 2017.[6][7] In 2020, she directed the world premiere of Bliss: The Musical at Seattle's Fifth Avenue Theatre.[8][9] In 2024, she directed The White Chip, an off-Broadway autobiographical comedy by Sean Daniels.[10]
Kaller directed the world premiere of musical adaptation of A Walk on the Moon at the Geary Theatre in San Francisco in 2018.[11] In 2026, it was announced that she will direct the off-Broadway production.[12]
Kaller co-founded Two Island Productions, a theatre company based in New York and Bermuda focused on producing original plays. She was also the artistic director of the company.[3]