Payment Gateway System Design | Payment Processing | System Design

Payment Gateway is a software used by ecommerce website to help buyer make payment online. It is usually integrated with a payment ingestion and payment processing unit. In this video I have talked about how card payment works, how 3D secure card payment works, how will you design your own system like Razorpay, Paypal etc. High level software design of payment gateway has been discussed here along with relevant APIs which each service will use. Payment is a very big domain hence capturing each details in one video is tough and same goes for system design interview or coding interview. Do discuss with your interviewer the topic where focus is required from interviewer's point of view and drill deep into it. 0:00 Introduction 0:45 Content 02:15 Terms to Note 06:03 How Card Payment works? 10:08 How 3D secure Card Payment works? 14:21 Requirements for System Design of Payment Gateway 15:43 Design Considerations 17:46 High Level Design 25:30 Relevant APIs 27:42 Payment Processor 32:55 Susbcribe You can buy us a coffee at : https://www.buymeacoffee.com/thetechgranth system design: https://youtu.be/jzPSuBiidF4 DS for beginners: https://youtu.be/cxjWjBPPbzI leetcode solutions: https://youtu.be/jVN6Mq0mXJo github: https://github.com/TheTechGranth/thegranths facebook group : https://www.facebook.com/groups/741317603336313/ twitter: https://twitter.com/GranthTech