Any business that sells to consumers frequently makes use of third-party payment solutions, which may not be compatible with your platform. In these situations, it is preferable to design your own system. To guarantee you have a fantastic and stable experience,
https://corefy.com/blog/how-to-create-a-payment-gateway has developed a tutorial on how to design payment gateways from the ground up. Furthermore, because you handle it yourself, you may simplify it for your consumers.