The developer board instead of job boards?
devmountjob.com
devmountjob.com
There's existing terminology for this. Passive and active candidates.
The whole concept sounds promising. It also sounds very similar to the now defunct hiremyfriend.io -
https://web.archive.org/web/20150313052317/https://hiremyfri...
https://techcrunch.com/2013/07/17/new-london-startup-lab-mak...