Kammala jumla mai zuwa: Brierre ya zama Daraktan École normale de Chatard na malaman karkara a 1928 yana da shekaru goma sha tara. An nada Brierre daga baya, yana da shekaru 21, a matsayin Sakataren Jakadancin a Paris inda ya dauki darussan kimiyyar siyasa. A 1931, ya fara karatun shari'a kuma ya kammala karatunsa a 1935. Ya kasance shugaban Sashen Al'adu na Ministan Harkokin Waje, Daraktan Ofishin Yawon shakatawa sannan Mataimakin Sakataren Gwamnati na Ma'aikatar Yawon shakatawa. Brierre ya kuma kasance memba na Majalisar Gwamnati kuma an nada shi Jakadan Haiti a Buenos Aires. Brierre yayi aiki a matsayin dan siyasa da diflomasiyya. Ya fito ne a cikin shekarun 1930 a matsayin mawaki da mai gwagwarmaya a cikin tashin hankali game da
Amurka ta mamaye Haiti (1915 <unk> 34). Wakokinsa na almara sun yi bikin gwarzo na 'yancin Haiti da baƙar fata. Black Soul (1947) da La Source (1956) sanannun misalai ne na Haiti na waƙoƙin négritude. A cikin 1932, Brierre ya kafa jaridar "La Bataille", inda sukar da take yi wa gwamnatin Stenio Vincent da mamayar Amurka ta ba shi shekaru biyu na tsare a cikin gidan kurkuku na kasa.