Shaver made her feature-length directorial debut in 1999 with the television film Summer's End, which won an Emmy and earned her a directorial nomination. Shaver has also directed a number of television shows and cable movies, including The Outer Limits, Judging Amy, Joan of Arcadia, Medium, The OC, Law & Order: Special Victims Unit, The L Word, Jericho, Journeyman, Private Practice, The Unit, Crusoe, Orphan Black Vikings (2013 TV series), 13 Reasons Why, and Westworld. In 2003 she won a Gemini award for Best Direction in a Dramatic Series for the Just Cause television series episode "Death's Details".