Stay up to date with practical insights on backend engineering, system design, and building reliable software.
Seeing your website go down in front of everyone is a stomach-dropping moment. But a public mistake doesn’t have to be a career-ender—it can be a chance to show professionalism and resilience.
Read moreMost Ruby performance advice is synthetic benchmark folklore. These are patterns that caused measurable production problems — and the specific changes that fixed them.
Read moreHibernate's second-level cache sits between the application and the database, caching entities across sessions. Configured correctly it eliminates repeated reads. Configured wrong it serves stale data silently, produces hard-to-debug invalidation failures, and breaks distributed deployments.
Read moreSpring Boot offers multiple testing approaches, each loading a different subset of the application context. The choice determines test speed, test scope, and how much infrastructure is required. Here is how to use each correctly.
Read moreRunning the full pipeline on every commit is a default, not a best practice. Selective execution based on what actually changed is one of the most underused techniques for reducing CI cost and developer wait time.
Read more