[1] Backman comes from a musical family and studied classical ballet from 1972 until 1982 at Kungliga Teaterns balettskola and at the Balettakademien, Statens Dansskola and Cullbergbaletten.

[2][3] At the same theater she also acted in the children's play Snövit och de sju dvärgarna about Snow White.

[2] In 1992, she had the lead role of Maria in West Side Story at Riksteatern, and after that, she acted in a revue with Bosse Parnevik, Monica Zetterlund and others.

In 1996, she started several years of intensive international work with Andrew Lloyd Webber's musical Sunset Boulevard in the German city of Niedernhausen.

In 2012, she played Mary Magdalene in the musical Jesus Christ Superstar along with Ola Salo at Göta Lejon in Stockholm.