Using the services of the ApiX-Drive online application connector, you can easily connect Opencart with one of the presented ready-made systems by yourself in just 5 minutes, without the need to contact the services of programmers.
How to upload data from Opencart to various services here https://apix-drive.com/en/opencart is discussed in some detail, I advise you to read it. You can try it for free in test mode.