I am looking for php expert who have experience in paypal and stripe api

Hello.
I need two things to be completed in my php website.

- My old dev have integrated apple pay and google pay payment function using stripe api in my website but the sales data is not adding in to the mysql database after finish the payment process.
I need to fix this so the sales data can be added in database so I can see the sales.

- Credit card payment function need to be build using paypal api.
you can refer this.
Please find the documentation for PayPal smart buttons implementation
code to call the server,
https://developer.paypal.com/demo/checkout/#/pattern/server

Above two task is not complex and not hard.
If you take a time to look the code carefully and understand the logic then it will be easy for you.
I am looking for passion and hard worker who can complete above two task by this week until Sunday.
So please bid only if you want work hardly on my project.

After this, I will give you on-going task in the same project.
But that is available only if we complete by this week.