I am looking for an expert to do full optimization for a website based on joomla 2.5
Can you please remind me your URL so i can have a look?
The first thing that I see is that you are loading some bad resources:
Line 23 to 38
You are loading jquery on line #11, 15, 45,49, from different sources, so it’s downloading and blocking the page
Use cloud flare for all your content. Even your images.
Let’s see where that get’s us and we will work on the rest after