She founded the Ainbusk group with her sister Marie Nilsson (1961-2024)[3] and two friends Annelie Roswall and Birgitta "Bittis" Jakobsson.
The following year, her first solo album, Shapes was written and produced by Björn Ulvaeus and Benny Andersson of the ABBA group and ranked 14th in Swedish sales.
It was named "Sa muutsid kõik" and performed by Estonian pop singer Nancy.
[4] In 2015, Benny Andersson wrote a new track that she recorded with Marie Nilsson but it was not released in digital version until four years later.
Shortly after undergoing hip surgery, Josefin died in her home in Gotland, on 29 February 2016, at age 46.