Johnson continues to work actively also behind the camera in the entertainment show business, having several credits as writer, producer, showrunner and director.
She was co-executive producer on ABC Family's series Make It or Break It (2009 – 2012), Fairly Legal (2012), for USA Cable, and the CW's Emily Owens, M.D.
The next year she took a role as Caroline Spencer Forrester (1987–1990, 1992, 2001) on the CBS daytime successful worldwide soap opera The Bold and the Beautiful.
Joanna Johnson starred the original cast in the early seasons of this long-running daily soap opera series alongside, Ronn Moss, Susan Flannery, Katherine Kelly Lang, John McCook and many other actors.
In 2013, Johnson joined Peter Paige and Bradley "Brad" Bredeweg [d] as executive producer and showrunner on Freeform's drama series The Fosters [6](2013–2018), which ran for five seasons.The series stars Teri Polo and Sherri Saum as gay parents Stef and Lena who have a multiethnic family kids, one biological, the others from the foster-care system.
It starts by following The Fosters characters Callie (Maia Mitchell) and Mariana (Cierra Ramirez) that have grown and decided to move into a communal living space in Los Angeles.
Johnson not only worked again as the director of some Good Trouble episodes but, in 2019, she also did a guest role in as Diana, the mother of Callie's colleague Rebecca (Molly McCook).
[8] "We thought it would be fun if I played Rebecca's mother since I starred in the soap opera The Bold and the Beautiful with her [real] father [John McCook - Eric Forrester character]," Johnson said, adding "I think he convinced me I did the right path going behind the camera.