Make my landing page dynamic and fix my wordpress asap. Urgent.

I need to fix my brand new landing page in wordpress, its a new install to test and made to be dynamic and show different versions of the page to the returning visitor. The wordpress is connected to my Mautic server and you could use its script to recongnize the visitor or you could also use Matomo server for the tracking script, we don't mind which one tracks as long as I can see and test that my returnig visitors will get a different page on return. Test project will be awarded as soon as possible. please have experience with dynamic content creation for wordpress and mautic. contact me.