Dear, sir.
I 'm an expert in Javascript web development such as MERN, MEVN and graphQL.
And I'm familiar with API integration and payment integration, paypal, stripe, etc.
I developed the homepage for xeniapp INC with other developers.
I can design the UI and develop the front end and back end.
If you hire me, you'll get a good result in a short time.
Waiting for your reply....
Thank.