GTMetrix.com expert for website tuning of FCP, LCP, TBT - 30/01/2023 06:47 EST

We are looking for Subject Matter Expert on website performance tuning using GTMetrix.com. Its a wordpress directory website on established theme with over 20k users globally. Currently at F rating of [login to view URL] rating. Need to achieve atleast B ranking without breaking website. We use VPS server and have paid performance optimiser tool like Swift Performance which can be used as part of this performance tuning project.