She is best known for her single "Nalivua Pendo," which was number one on the Tanzania radio charts for eight consecutive weeks and won "Best Zouk Song" at the 2009 Tanzania Music Awards.

Mwasiti started her music career in 2006 after joining Tanzania House of Talent.

[3][4] In year 2006, she was nominated ‘Best Upcoming Female Artist’ at the Tanzania Music awards.

Her single "Nalivua Pendo" holds the record for staying number one on the radio charts for eight consecutive weeks, and stayed on the charts for the next 30 weeks.

[6][5] At the 2013 Tanzania Music Awards, Mwasiti become the first female artist to receive five nominations.