Hi,
I have reviewed your requirement details and I am interested in your job post for a web developer to install Snapchat Pixel in Opencart and it can be done according to your needs and requirements. I have experience in the specific field your are looking for. Any kind of modification can be done here. I am developing extensions as well for OPENCART.
I want to show you my completed projects so please visit on my profile to portfolio for your satisfaction. Thank you for taking the time to read my application. Please let me know so I can start it ASAP.
Thanks & Regards,
Sumanta