Hi, I have reviewed your provided details and make you sure to provide you the perfect help to Add Jetpack Infinite Scroll to your Website and fix the side bar and footer as per your exact needs.
Relevant Skills and Experience
As I have extensive expertise with Wordpress, theme/plugin development, customisation of WP core for the development of custom modules, CSS, HTML, Javascript, PHP, Website Design, MySQL, etc.
Proposed Milestones
$160 USD - Add Jetpack Infinite Scroll to the Wordpress Website
Can you just share the URL of your Wordpresss site by chat, so that we can check and fix it.