Since her debut in the 2014/15 season at the Vienna State Opera in the role of Rusalka alongside Piotr Beczała and as Rachel in La Juive alongside the legendary Eleazar Neil Shicoff, Olga Bezsmertna has established herself as one of the most impressive young singers of today, capturing the attention of the press with her performance in "The Voice of Glory."

In the 2022-2023 season, Olga Bezsmertna performs the lead role in Emma Dante's new production of "Rusalka" at La Scala in Milan. In the summer of 2023, she returns to the Rome Opera with Beethoven's 9th Symphony under Zubin Mehta and performs the role of Marguerite in "Faust" by Gounod at the Sigulda Opera Music Festival in Latvia. Recently, she appeared at the Teatro del Maggio Musicale Fiorentino as the Duchess of Parma (Doctor Faust) and as the Countess (The Marriage of Figaro) at the Semperoper in Dresden.

Following her brilliant victory at the Bertelsmann Foundation's "New Voices" competition in 2011, Olga Bezsmertna was invited to the Vienna State Opera. Since then, she has performed numerous significant roles, including the Countess (The Marriage of Figaro), Fiordiligi (Così fan tutte), Donna Elvira (Don Giovanni), Pamina (The Magic Flute), Liù (Turandot), Mimi (La Bohème), Mélisande (Pelléas et Mélisande), Tatiana (Eugene Onegin), Rosalinde (Die Fledermaus), and Alice Ford (Falstaff). She regularly collaborates with distinguished conductors and directors such as Adam Fischer, Alain Altinoglu, James Conlon, Christian Thielemann, Marco Arturo Marelli, Sven-Eric Bechtolf, and Adrian Noble.

Olga Bezsmertna also debuted as Diana in Cavalli's "La Calisto" at La Scala and returned as Echo in "Ariadne auf Naxos." Olga Bezsmertna continues to actively perform in concerts and participate in various projects.