A developer advocate is someone who advocates the company's offerings to developers, and makes sure feedback from developers reaches internal teams. In practice

A developer advocate is someone who advocates the company's offerings to developers, and makes sure feedback from developers reaches internal teams. In practice this usually means going to a lot of dev conferences, making speeches, working with product management, making tutorials and sample apps, and stuff like that. So, borderline relationship with marketing, nothing at all to do with HR. Source: former developer evangelist.