Typically, you hear about companies trying to keep their customers. They're trying to protect themselves against their competition, get the customers hooked, and keep having the same loyal following for life. It's all about retention — or at least, it usually is. But now Hinge, the relationship app, is hiring an Anti-Retention Specialist. That's right, an anti-retention specialist — in other words, they're looking for someone to get users off of their dating app.