French startup Side raised another $5.7 million with Xavier Niel leading the round. As the name suggests, Side lets students make some money on the side by working for companies for a few days or weeks. It’s a marketplace that helps you scale your workforce for a product launch, peak season and more.

Aglaé Ventures, Jacques-Antoine Granjon, Antoine Martin are also participating in today’s funding roun, as well as existing investors Connect Ventures, Fly Ventures and TheFamily.

Think about Side as a sort of “staffing-as-a-service” startup. It isn’t a typical job board or temp agency. It’s a marketplace of freelancers that you can hire for a specific task. It’s like…