[1] He is most noted for his first theatrical play La beauté du monde, which won the Prix Gratien-Gélinas and was a shortlisted finalist for the Governor General's Award for French-language drama at the 2015 Governor General's Awards,[2] and his short story collection, Noms fictifs, which was a shortlisted finalist for the Governor General's Award for French-language fiction at the 2018 Governor General's Awards.
[3] Sylvestre holds a bachelor's degree in criminology, and a diploma in playwriting from the National Theatre School of Canada.
He has translated several plays by Canadian playwrights, Jesse Stong's You Can Do Whatever You Want and Waawaate Fobister's Agokwe.
[4] His other plays have included Guide d’éducation sexuelle pour le nouveau millénaire.
His play La loi de la gravité was translated into German as Das Gesetz der Schwerkraft by Sonja Finck (Gatineau) and performed at the Theaterfestival Primeur in Saarbrücken in 2016.