Jobcareer gives you an other exciting feature , Now candidates can Apply to jobs using their Facebook profiles. With the Apply with Facebook addon, candidates will be able to apply to a job using their Facebook profile. The addon allows candidates to login with their Facebook account, accept a few permissions and then apply. To have this option working, you must have Apply By Facebook Add on Installed and activated. There are some configuration needed for this option, First of all you must have Facebook login option enabled and configured with API credentials, if you have not configured them , you can read on following link, how to configure Facebook API keys. Facebook APP config After that you must enable apply by Facebook switch as shown in the following screenshot.