The first definite record of his employment is dated 19 April 1477, and it shows that he was a singer at the chapel of René, Duke of Anjou, in Aix-en-Provence.
Esimene kindel ametikohta puudutav viide on pärit 19. aprillist 1477, mille järgi oli ta laulja Anjou hertsogi René kapellis Aix-en-Provence'is.