https://www.oguzhangunduz.com/blog/ Cloud infrastructure, backend systems and applied AI. en https://www.oguzhangunduz.com/blog/aws-high-availability/ Design an AWS application across two Availability Zones, handle database failover, plan spare capacity and verify recovery with controlled failure drills. Sun, 27 Sep 2026 00:00:00 +0300 https://www.oguzhangunduz.com/blog/aws-high-availability/ https://www.oguzhangunduz.com/blog/finops-unit-economics/ Build a FinOps workflow around unit cost, ownership and measured experiments. Reduce cloud waste while protecting latency, reliability and useful work. Sun, 27 Sep 2026 00:00:00 +0300 https://www.oguzhangunduz.com/blog/finops-unit-economics/ https://www.oguzhangunduz.com/blog/opentelemetry-observability/ Connect metrics, traces and logs with OpenTelemetry, define user-focused SLOs and build an incident investigation path with bounded telemetry costs. Sun, 27 Sep 2026 00:00:00 +0300 https://www.oguzhangunduz.com/blog/opentelemetry-observability/ https://www.oguzhangunduz.com/blog/spring-boot-redis-caching/ Design Spring Boot Redis caching with explicit keys, TTLs, invalidation and outage handling. Explore stale-read races and practical verification cases. Sun, 27 Sep 2026 00:00:00 +0300 https://www.oguzhangunduz.com/blog/spring-boot-redis-caching/ https://www.oguzhangunduz.com/blog/llm-kubernetes-automation/ Design an LLM Kubernetes assistant with constrained intent extraction, policy checks, dry runs, precise approval and least-privilege execution. Sun, 27 Sep 2026 00:00:00 +0300 https://www.oguzhangunduz.com/blog/llm-kubernetes-automation/