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Technical Writing(1)

Thoughts on software engineering, architecture decisions, and lessons learned building systems.

Log Entry: 001

Building a Production-Ready Digital Wallet: Kafka, PostgreSQL, and the Reality of Eventual Consistency

What I learned building a distributed wallet system with Spring Boot, Kafka, and PostgreSQL - from optimistic locking nightmares to outbox pattern salvation

12 min read
microservicesspring-bootkafkapostgresqldistributed-systemsevent-driven
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