Guan YongXiang

Java, backend systems, concurrency, high-throughput systems, logging infrastructure, performance engineering, Gradle, Spring Boot, and open-source development.

Exploring AI-assisted software development, developer tools, and practical approaches to building and maintaining open-source projects.

Building Log4Key, an open-source key-based logging library for high-throughput Java systems, focused on business-key log routing and operational traceability.

Open-source collaboration, backend engineering discussions, performance, logging, observability, and developer tooling. Always happy to exchange practical engineering ideas.