Her performance of Vladimir Vavilov's Ave Maria (often attributed to Giulio Caccini), from her "Debut" album (1995) attracted worldwide interest in the piece.

Galante's voice has been heard at the Théâtre des Champs-Élysées and the Festival de Radio France et Montpellier (France), at the St Denis Festival, the Newport Music Festival and the Gibson Hall (USA), at the Barbican Centre, the Royal Albert Hall, the Wigmore Hall and Kensington Palace (London), at the Royal Swedish Opera, and at the Kremlin and the Bolshoi Theatre (Moscow), where she made her debut as Adriana in Cilea's opera Adriana Lecouvreur in the La Scala production.

Galante has worked with such conductors as Yehudi Menuhin, Valery Gergiev, Zubin Mehta, Evelino Pidò, Myung-whun Chung, Miguel Ángel Gómez Martínez, Neeme Järvi, Carl Davis, John Mauceri, Stefan Soltesz, Eric Klaas, Antonio Pappano, Steven Mercurio, Alexander Vedernikov, Dmitri Kitayenko, Vassily Sinaisky, Alexander Rahbari, Lawrence Renes and Vladimir Fedoseyev.

The first major operatic role of Galante was Violetta in Verdi's La traviata at her graduation exam at the Music Academy.

In 2008 Galante performed Richard Strauss's The Four Last Songs for soprano and orchestra which was at the same time premiere of this work in Russia.