Many things come together to speed up a website. Some people still use PHP 7 or no object cache at all. This talk will give you insights into how big sites do their scaling and what you need to know to improve the performance of your site yourself or what questions you need to ask the people who could help you.
Scaling WordPress and WooCommerce is best done when focused on the primary reasons, which is usually slow code. And there are tools that aren’t WordPress plugins that professionals use to pinpoint the cause of slow sites.
