In January 2019, Shirin David released her first official single, "Orbit", which was later one of the tracks of her debut album Supersize.

Five weeks after the release of "Gib ihm", Shirin David was featured on the track "Affalterbach" by German rapper Shindy.

[7] The newest fragrance is a collaboration with Douglas and a first sample of it is found in the limited content box to her album Supersize.

Two weeks after the release of "90-60-111", Shirin David was featured on the track "Conan x Xenia" by German rapper Haftbefehl.

Later, she released the song "Never Know" with German rapper Luciano, which debuted in the top 10 in Germany, Austria, and Switzerland.

In July 2024, Shirin David released her single "Bauch Beine Po" and reached number one in the German charts.

[19] In late summer 2021, Shirin David brought her own ice tea line called DirTea (homophone of dirty) out.