Pierre, an engineer by training, began his career as a consultant in new technologies. In 2006, he co-founded Zenika, a consulting and expertise company, championed by the Systematic cluster in 2013. Pierre also co-founded Allegoria, a SaaS publishing company specialized in the management and taxation of notarial deeds, in 2008. He sold both companies in 2013 to devote himself entirely to his new project: the launch of Jenji.