Wordpress website speed optimisation and 3 other tasks

Hii I have a wordpress website need to do some tasks on it right now and want to complete it by today itself. Here's the site : [login to view URL] 1) Need to increase website loading speed on desktop and mobile. 2) Increase clearity of images as it was before speed optimisation. I have a law budget for this project but i am looking for some long term solutions. Pls add read in capital latters starting of your proposal. But yes looking for freelancers only not for any agencies.