Kammala jumla mai zuwa: Mafi yawan ayyukansa na yau da kullun sun kasance bayan dawowarsa Italiya, kuma kawai wasu 'yan kaɗan na abubuwan da ake zargi da shakku sun koma lokacin zamansa a Jamus. Babban nau'in wasan kwaikwayon shi ne ballet, duk da haka yana da wuya a yanke hukunci game da ingancin aikinsa, tun da yawancin waƙarsa ba su tsira ba kuma an san 'yan la'akari da la'akari daga lokacinsa. Tsakanin 1775 da 1777 ya rubuta ballets shida, kuma a cikin 1778 ballets biyu don Teatro Comunale a Florence da wasan opera guda ɗaya don Stuttgart. A shekara ta 1779 ya zama concertmaster da darektan a Teatro alla Scala, matsayin da ya riƙe har tsawon shekaru 23. Tsakanin 1783 da 1788 ya rubuta ballets bakwai don La Scala, kuma a daidai wannan lokacin shi ma concertmaster ne a Pio Istituto de 'Professori di Musica. A shekara ta 1797, a karkashin
A lokacin mamayar Faransa, ya rubuta wani ballet na wahayi na jamhuriya. A cikin 1802 ya kasance alƙali a cikin rikici tsakanin gudanarwar gidan wasan kwaikwayo da ƙungiyar makaɗa. A cikin 1803 ya bar matsayinsa a La Scala, inda Alessandro Rolla ya maye gurbinsa. Baillou ya mutu a Milan a 1804 kuma an binne shi a Cimitero di San Gregorio, wanda aka rushe a ƙarshen karni na XIX. Wasan sa na karshe, "La disfatta di Abderamo", an fara shi ne bayan mutuwarsa a 1809. Yawancin 'ya'yansa da jikoki sun zama mawaƙa kuma sun yi aiki a La Scala.