 Bavena was a member of Berretti under-20 team, the "Lega Pro" version of "Primavera" League.That season Pro Sesto also signed Cristiano Biraghi, Marco Buonanno, Domenico Maiese, Marco Puntoriere, Giovanni Kyeremateng (until January), Simone Fautario (until January), Fabio Perissinotto (since January) and Luca Profeta (since January) for its youth teams and first team.Since returned from loan, he became a member of "Primavera" (literally Spring) under-20 team, as second keeper behind Belec, ahead Luca Stocchi.