One of the lesser known features of API Jobs is the aggregation of API-related jobs from all over the web. Pulling in jobs from GitHub Jobs, StackOverflow Careers 2.0, Crunchboard, and the 37signals job board every hour creates a never-ending stream of possibilities. Check it out next time you're on the site.
The Resfly API gives developers access to a integrating the ability to post jobs on many of the big job boards onto their platform. These range from Indeed (which apparently has eclipsed Monster) to Linkedin, from Craigslist to specialized ones in health care and other interests.