Editing back office

I have created a webpage using the Opencart content management system for training purposes. To enhance this webpage, I require professional support. I am wondering if you could assist me in this regard. I need someone to help me improve my webpage for 3 hours per day, 5 days a week on a continuesly basic. I am willing to pay a fixed monthly amount of 70 Euros for this support. If you can help me with this, please let me know so we can proceed as soon as possible. Thanks