Integrate Braintree Into My Website

Looking for an experienced developer who is able to integrate Braintree into my order page. The HTML for the order page is already done, and I have attached the HTML file to this link: ----------

1) I want you to integrate Braintree into the HTML file.

2) Add errors to the page, (for example if the credit card information was wrong I want you to display an error)

3) Add a code which automatically and immediately sends invoices by emails to people who purchase a product.


Before applying for the job please check the attached HTML file and make sure that you are able to integrate Braintree into the page.