WordPress Migration from Siteground to Vultr LiteSpeed Server

We hired a freelancer for migrating our site from Siteground to VPS (Vultr) for our WooCommerce site. He setup server and migrated our site but it seems still LiteSpeed server not properly configured and we having multiple issues on our site. I need highly skilled server administrator urgently to check the work he did and fix our site issues, setup litespeed server properly, secure, optimize and fix our server issue.

Please only apply if you are highly skilled in VPS, LiteSpeed Servers, migration, and WordPress.