https://javapro-en.svenruppert.com/authors/vauban-vincent/Recent content in Vauban Vincent on JAVAPRO InternationalHugoen-USFri, 13 Mar 2026 07:00:00 +0000https://javapro-en.svenruppert.com/java-26-spring-boot-4-from-certification-skills-to-production-ready-apps/Fri, 13 Mar 2026 07:00:00 +0000https://javapro-en.svenruppert.com/java-26-spring-boot-4-from-certification-skills-to-production-ready-apps/Most Spring developers don’t fail in production because they forgot an annotation. They fail because the “non-feature” parts of the system were treated as optional: observability that comes too late, security added at the end, data access built under deadline pressure, APIs that can’t evolve without breaking clients, tests that don’t protect upgrades. This article argues that Spring certification