Hi again,
Thanks for your contacting us.
We also checked these issues carefully on our website.
1- For the issue 1: We discussed with our developer about this issue. In this case, we will check and fix on our website firstly, then add it to the next version of Jobmonster theme.
If you want to quick-fix, please send your info to trangbt@vietbrain. com to keep your information secret. We will help you to fix it.
2- We don't see any change about header background image when viewing on boxed layout.
Please check, then feedback us.
Best Regards.
NooTheme