How can a large organization achieve 100% uptime and zero security breaches at a massive scale? It requires moving past standard management techniques and focusing on a critical metric: maintainability. At the recent Red Hat OpenShift Commons Gathering in Amsterdam, ING senior engineers Robbin Siepman and Rob de Boer revealed the maintainable architectural blueprint behind one of the financial sector's most resilient cloud-native estates.ING is a global financial institution that serves nearly 40 million customers across 100 countries. One of the bank’s main missions is to maintain the ING H