Simple API Connection to Xero

Job ID: 31068624

Budget: $30 – $250 AUD

Require someone to connect my hosted PHP script 'Stock Manager Advance' to my Xero account.
I need it to send an Invoice to Xero when an invoice is created and marked paid in 'Stock Manager Advance'
Stock Manager Advance has API and I have attached the documentation.
Related categories: PHP Software Architecture MySQL HTML Xero