On Careers I thought it wold be nice to be able to filter by tag, possibly multiple, in additional to location. Nothing fancy, but something like ....
The image of tags is stolen from the SO side to convey the idea. I suspect functionality on the Careers side would need to be a bit different. Recent tags would likely make sense. Favorite tags, particularly the more specific ones might not (e.g., a job posting for entity-framework-4.1, mod-perl2).
Anyway, the image is just to give a sense of the idea.
NY + SQL
, or whatever.