Kammala jumla mai zuwa: Bayan ya yi karatu tare da Berteau, Jean-Pierre Duport ya fara zama a lokacin yana da shekara 19 a Concert Spirituel, a lokacin cibiyar kiɗa ba ta wasan kwaikwayo ba a Paris. Tsakanin 1766 da 1769 Duport ya yi aiki da Yariman Conti, bayan haka ya yi shekaru biyu a Ingila da shekaru biyu a Spain. A shekara ta 1773, Frederick the Great Sarkin Prussia ya ba Duport matsayi a matsayin babban mai kunna waƙoƙin ƙungiyarsa, kuma Duport ya karɓa kuma ya kasance a Berlin har ƙarshen rayuwarsa. Duport shi ne malamin cello na dan uwan Frederick, Prince Friedrich Wilhelm II, kuma ba da daɗewa ba bayan da aka naɗa Friedrich Wilhelm II sarki a 1786, an sanya Duport a matsayin mai kula da duk waƙoƙin ɗakin a kotu. A cikin 1790, ƙaramin ɗan'uwan Duport Jean-Louis Duport ya haɗu da shi a Berlin, yana tserewa daga juyin juya halin Faransa. Tsakanin su biyun, da kuma tallafin Friedrich Wilhelm II, Berlin ta zama "magnet don sabbin abubuwan da aka tsara don cello" har sai Napoleon ya ci Prussia da
ya kama Berlin a shekara ta 1806. A wannan lokacin ƙaramin ɗan'uwan ya koma Paris, yayin da Duport dattijo ya kasance a Berlin har zuwa mutuwarsa a 1818.