Greetings!,
According to your project description, you need to fix the payment module with 8payrexx, PayPal, stripe as well some tune to looks the website fancy like- images and logo.
I am a professional dedicated Prestashop developer. I am very much capable to modify any module, to make any new module, add-ons even I am capable to core modification of PrestaShop.
Please have a look in my portfolio that I have completed almost of all project with Prestashop.
https://www.freelancer.com/u/ranjudhk
Please invite me to chat details in your private chat box here in freelancer.com to discuss more details, precise quote and time frame.
Waiting for your kind response,
Ranju