php developer needy to fix the check out page error and card verification issues fix asap

Hi I have check the video, I can fix the issue Please proovide me a chance for further discussion on the same

Hi, I’ve carefully gone through your job post. I have rich experience in Web site development.I am very much interested in your project with all of your requirements. I feel very confident on your project and You will get the "Best Result" if you work with me. I work hard and you will surely get the result in a promised time. I can start working immediately. You will see my career in my profile. Looking forward to discussing with you the details. Best regards.

I have experience in this area and am good with API's. I will also charge a low price as a gesture of good will.