By default the portfolio post only displays the content added in the WBakery however you can actually display your media automatically, display a title in the content, comments…etc via the builder function in the Customizer. Simply go to Appearance > Customize > Portfolio > Single Builder to tweak your posts to your liking.
To re-arrange your items simply click and drag and drop any section to the position you want it.
Adding Custom Modules?
Total wouldn’t be the Total theme if you can’t extend it or customize it to fit your exact needs! The single portfolio builder can be tweaked so you can add and remove modules via a child theme or custom plugin. Have a look at the snippet here: