Stéphane Vais has joined Sarenza, one of the two major French online shoe retailers, as deputy general manager in charge of administration, finance, business intelligence and legal matters. The executive worked most recently as finance director of Photobox, a leading provider of photo services over the internet. Among other stations, he worked at AOL France at a time when that operation was run by Stéphane Treppoz, who is now chief executive of Sarenza.