I feel a bit stupid to say that but just being friendly, open and true to my coworkers has opened opportunities for my future by creating solid connections.
Also, I've challenged myself with personal projects, thanks to them I've a portfolio to show when I apply to new jobs. That's said, weirdly, not a lot of developers I know have projects to show.
We're a place where coders share, stay up-to-date and grow their careers.
We strive for transparency and don't collect excess data.