Career
She was elected to council in the 2001 municipal election for the Laurier division, defeating incumbent candidate Richard Théorêt of the Montreal Island Citizens Union (Medical Intensive Care Unit). In 2001 municipal election was the first to be held in Montreal after the city"s amalgamation with neighbouring suburbs. In 2002, Poulin accused Montreal mayor Gérald Tremblay of failing to decentralize administrative services in the city"s pre-amalgamation borders.
In 2005, Poulin joined with Toronto city councillor Olivia Chow and Calgary city councillor Ric McIver to take part in Xerox Canada"s "Colour for Charity" campaign.
The three councillors were publicly painted a variety of vibrant colours, in return for receiving a combined ten thousand dollars to donate to a charity of their choice. By virtue of her position on city council, Poulin also served on the Plateau-Mont-Royal borough council.
She ran in the De Lorimier ward in the 2005 and was defeated by Projet Montréal candidate Carl Boileau who give is place to Richard Bergeron. She participated in a mission to observe the elections in Ukraine in 2012.
She holds a Bachelor in Political Science from Laval University, a Certificate in International Business of Higher Education Commission in Montreal, a master"s in international management from ENAP. She finished a certificate in law from Université of Montreal.