Petras started a YouTube channel where she posted covers of popular songs. This served as a platform to showcase her vocal talent and gain an online following.

Petras began releasing independent singles, showcasing her burgeoning songwriting talent and developing her signature pop sound. These early tracks laid the groundwork for her future career.

Petras gained further exposure by featuring on the track 'Die at the Weekend' by the German electro house DJ and record producer Boys Noize. This collaboration introduced her voice to a wider audience.

Petras continued to release singles and build her online presence. During this period, she worked on honing her songwriting skills and experimenting with different pop styles.

Petras moved to Los Angeles to pursue her music career more seriously. This relocation marked a turning point, allowing her to collaborate with established songwriters and producers and access greater opportunities within the American music industry.