Best plan is to hire me to do a Technical Audit and let me implement my recommendations. Too easy right? Okay…so then you need to establish a baseline go to gtmetrix.com and put in a targeted page you’d like to optimize.
Additionally combining files cuts down on the time required. I have 8 or so certification icons on the homepage but I merged them into 2 images instead of 8. Here is an example…
We can also improve Technical load times by getting a server that is dedicated to this site. You might try a micro server on AWS or Google Cloud Platform they cost hardly anything but the resources are available for your site when you need them. Cloudflare also offers speed advantageous through a cache and its CDN network. Theres more but these items should be enough to start you on the road to at most a 3 second load time. Thats honestly where you have to draw the line if you want to rank a keyword against competitors who are willing to do what it takes to load within 3 seconds.