Jobisite.com now allows job boards from all countries and niches to submit their rss feed in any format.
Any job board can send their job rss/xml feed in any format.
Jobisite index them on regular basis and show them in the website and can provide good traffic to other job boards.
We can see how it is showing job ads from rss feeds : https://www.jobisite.com/extrJobs.htm
How to add rss feed:
Just send us your rss feed in any format from contact us page