When the jobs side of SO was active, it effectively did this. Strong answers and scoring were compensated with prospective employer attention. For a few years,

When the jobs side of SO was active, it effectively did this. Strong answers and scoring were compensated with prospective employer attention. For a few years, this was actually where the majority of my new job leads came from. It was a pretty rewarding ecosystem, though not without its problems. Not sure why they shut down jobs; they recently brought back a poorer version of it.