Project Case Study
Payment Bridge Lab
A backend engineering project exploring payment infrastructure, transaction processing, ledger consistency and reliable distributed systems.
JavaSpring BootKafkaPostgreSQLMicroservices
Payment Flow
Transaction Lifecycle
01Payment Request
02Validation
03Ledger Entry
04Settlement
Overview
The project explores core concepts behind payment infrastructure including transaction lifecycle, ledger consistency, event-driven processing, and reconciliation.
Engineering Focus
- Transaction reliability
- Idempotent APIs
- Event-driven architecture
- Financial consistency