Ekaterina Valiulina was born in Siberia (Tumen) in 1989.
Since her very early days, she manifested a strong interest in music. Although she didn't come from a family of musicians and the small town she grew up in had few opportunities of learning music, at the age of five she finally fulfilled her dream of learning to play the violin. At the end of her schooling years in the class of famous teacher Eduard Grach at the Moscow Conservatory she was noticed by the world known violinist Sergej Krylov, who helped Ekaterina to start her career and taught her since 2014 at the Conservatorio della Svizzera Italiana in Lugano, were she was selected in a master of specialized performance program. She is also the prize winner of several international competitions in Italy (Lipizer), Croatia (Vaclav Huml), Russia (Yampolsky), Germany, Romania, and Kazakhstan. Ekaterina Valiulina has been invited to give concerts as a soloist in prestigious halls, such as the Tchaikovsky Philharmonic Concert Hall and the Great Hall of the Conservatory in Moscow, the Conservatory Hall of Zagreb, the Auditorium Giovanni Arvedi - Museo del violino in Cremona, at the LAC – Lugano Arte e Cultura and at the Auditorio della Radio Svizzera Italiana, at the Opera in Reims, the Palazzo Tursi of Genova, and also in many festivals ("Ceresio Estate" in Switzerland, "Unione Musicale" in Turin, International Chamber Music Festival in Rome, International Chamber Music Festival in Elba, Jeunes Talents in Paris, among others).

She has been performing with musicians and conductors such as Shlomo Mintz, Tony Walters, Sergey Krylov, Alexandr Vedernikov, Nicolas Krauze, Constantin Adrian Grigore, Danilo Rossi, Alexandar Madzar, Ingmar Lazar, Yuval Gotlibovich, Andrea Raffanini and with orchestras such as the National Philarmonic of Russia, the Orchestra Sinfonica di Vigevano, the Sibiu State Simphony Orchestra, the Orchestra of Radio and Television of Croatia, the Lithuanian Chamber Orchestra, the Silesian Chamber Orchestra and the Orchestra della Svizzera Italiana. In 2015 she recorded the DVD "The Golden Twenties of the Violin" with works by Ravel, Ysaye, and Stravinsky. Recently she played at the Radio France Musique with pianist Ingmar Lazar and won the International Harp Contest (Saluzzo, Italy) in the chamber music group with harpist Elisa Netzer, with whom she made a debut in LAC -Lugano Concert Hall and was invited to play concerts in many festivals in Italy and Switzerland. She recently also appeared in the documentary produced by RSI - Swiss Italian television, "Il futuro della memoria", performing in a concert in Cremona on the violin "Vesuvio" by Antonio Stradivari. After a concert in Geneva, her performance has been described as "driven by the pure essence of music and delivered with extreme precision and subtle understanding of the musical works" (L'Abri). Through her music she has the ability to transport the audience in a collective experience in which space and time no longer exist and where only music remains.