After studying film at Concordia in Montreal and Sorbonne Nouvelle in Paris, as well as journalism at Université de Montréal, Justine marries her professional passions and becomes a journalist for Qui fait Quoi. In 2017, she leaves Quebec for France to work for the Cannes Film Festival Market, first collaborating with the Cinando team, the largest database dedicated to film professionals. She then joins the Industry Programs Department where she plays a part in developing of the first edition of the Online Film Market. In 2021, Justine integrated the h264 team as Head of Distribution.