In the 2026/27 season, Pauliina Linnosaari will make her debuts with the SWR Radio Orchestra and at the Bregenz Festival, among other engagements.

In 2024, she sang the role of Madame Lidoine in Dialogues des Carmélites for the first time at the Finnish National Opera in Helsinki. She will perform this role at the Karlsruhe State Theatre in the 2025/26 season. There, she has already enjoyed success as Elsa in Lohengrin, Elisabeth in Tannhäuser, the Marschallin in Der Rosenkavalier, Tatiana in Eugene Onegin, Rosalinde in Die Fledermaus, and in the title roles of Rusalka, Tosca, and Salome.
Most recently, she also made her successful debut at the Deutsche Oper am Rhein Düsseldorf-Duisburg as Tschang-Haitang in Zemlinsky's Der Kreidekreis, a role she had previously performed at the Karlsruhe State Theatre.

In 2024, she was awarded the Gottlob Frick Medal at a Puccini gala with the Heilbronn Symphony Orchestra.

Guest appearances have taken the soprano to Theater Basel as Chrysothemis in Elektra, to Theater Bremen as the Marschallin in Der Rosenkavalier, to Chemnitz Opera House as Leonore in Fidelio, to the Salzburg State Theatre as Ariadne in Ariadne auf Naxos, and to the Savonlinna Opera Festival as Desdemona in Otello.

From 2017 to 2023, the Finnish singer was a member of the Saarland State Theatre. Here, she impressed both the press and the public with her interpretations of Mathilde in Rossini's Guillaume Tell, Rosalinde in Johann Strauss's Die Fledermaus, Leonora in La forza del destino, Mimi in Puccini's La Bohème, the title role in Strauss's Salome, the Marschallin in Der Rosenkavalier, Marietta in Korngold's Die Tote Stadt, and Medée in Luigi Cherubini's opera of the same name. She also sang Hanna Glawari in Franz Lehár's The Merry Widow, Leonora in Verdi's Il Trovatore, Ariadne in Strauss's Ariadne auf Naxos, Liù in Puccini's Turandot, and Micaela in Bizet's Carmen.

The Finnish-born soprano began her musical training at the tender age of five with piano and violin lessons. In addition to her classical music training, Pauliina Linnosaari played drums in various bands throughout her youth. She later studied music and voice at the Sibelius Academy in her hometown.
She completed her studies at Metropolia University of Music (Finland) and the Indiana University Jacobs School of Music (USA). From 2008 to 2010, she was a Matti Salminen Foundation scholarship recipient at the Finnish National Opera in Helsinki, and in 2010 she was a member of the Weimar Lyric Opera Studio.