A Payment System Over a Year
summary
An engineer describes building a payment system over the course of a year, focusing on systems with complex business logic, strong performance requirements, and high reliability needs. The talk explains payment-system specifics and justifies key architectural choices—Java, PostgreSQL, and a service-oriented design—along with aspects of the development process.
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chapters (9)
- 0:00Payment systems intro
- 2:56Legal and regulatory challenges
- 7:12Architecture and tech stack
- 14:27Database design and performance
- 25:14Reliable queue implementation
- 30:30Testing and deployment
- 33:59Project management process
- 41:24Security and reliability issues
- 47:03Q&A
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