Well, there’s a “hire me” button that is displayed on your profile via a setting but requires a pro membership.
There’s also a way for companies to browse what they’re looking for. http://dribbble.com/designers
The point of dribbble from what I gathered was to share what you’re currently working on and to receive feedback. There are issues with the way Dribbble does things which is why people think that it was never a place for proper criticism. I wish I could point you to specific conversations I’ve read over time on Twitter regarding this issue.
I think you should read these two articles:
Currently Andy’s CSS file is 404ing which I notified him about. Still, I would read the article.