A graduate of the Ignacy Jan Paderewski Academy of Music in Poznań (with merit) and the Jerzy Kurczewski Poznań Choir School, Krzysztof Bączyk spent 12 years singing in the Poznań Boy's Choir 'Polish Nightingales' (since 2003: Poznań Boy's Choir – Municipal Culture Institution), touring Germany, France, Russia, Lithuania, Latvia, Norway, Sweden, Denmark, Finland, Bolivia, Peru, Chile, te Czech Republic, Slovakia, Austria, Switzerland, and Japan, among other countries.
He reached the finals of the M. Schneider-Trnavsky Vocal Competition in Trnavia (2010), won the second prize and a special prize at the Imrich Godin International Vocal Competition 'Iuventus Canti' in Vrable, Slovakia; third prize and a special prize at the A. Hiolski International Vocl Competition in Kudowa-Zdrój, Poland (2014), and the W. Drabowicz Award.
He collaborates on a permanent basis with the Poznań Opera House (Eugene Onegin, Aida, The Marriage of Figaro, Don Giovanni, Parsifal, Carmen, Der Freischütz), the Teatr Wielki – Polish National Opera in Warsaw, and the Festival d'Aix-en-Provence (The Magic Flute, Alcina).
He has participated in singing courses led by Izabela Kłosińska, Eytan Pessen, Anita Garanča and Andrzej Dobber, David Pountney, Adam Kruszewski, and Waltraud Meier, among others. He has collaborated with conductors such as Jerzy Maksymiuk, Mieczysław Dondajewski, Gabriel Chmura, Pablo Heras Casado, Tadeusz Kozłowski, and Łukasz Borowicz. Since 2010 he has been a participant of Opera Academy, a programme of the Teatr Wielki – Polish National Opera. In 2013 he was awarded a the Minister of Science and Higher Education scholarship in recognition of his artistic achievements.