Hi,
I have checked all point and your looking out someone who can understand and build your requirement and can fix issue so i have perfect skill and experience , before starting work Please share us existing site link and detail , i have all perfect skill for this project as well Will able to fix all bugs and do required updates.
Share website link and credentials.
have a look at my profile.
Thanks:)
Relevant Skills and Experience
CSS, HTML, PHP, Web Security, php,mysql