A new tool called the Resumator lets you add a job board to your blog or website. Now you can advertise jobs directly on your blog. This is a great tool if you are seeking new employees or even want to advertise other jobs (maybe for a fee?) The Resumator, costs $59/mo (or try a 30 day free trial).
Other tools for adding a job board which costs nothing includes, Job-a-Matic you can get a free hosted job board that’s quick and easy to setup.
JobThread lets you add a simple widget on your blog. You can use JobThread to create a full job board.
Some popular blogs that use a job board include FreelanceSwitch and ProBlogger which both charge for adding jobs to their Job Board making this also a potential extra income generator.