Yes, you can!
You can add more jobs by logging into your account on a desktop and selecting the Green Plus button under the "Jobs" Menu.
Depending on the job package you have purchased you can post up to three, five, or ten jobs. If you need to upgrade, just log into your Jobr Account then select "Account" on the top right of the menu bar. Once in the account menu, select "SUBSCRIPTION" to change and/or update your monthly subscription.
If you are interested in posting more that 10 job listings at a time, please contact firstname.lastname@example.org.