--- title: "Heloise Reina Viegas (@heloise28) | Hashnode" description: "Discovering the open source world and learning DevOps. Read the latest articles by Heloise Reina Viegas on Hashnode." url: "https://hashnode.com/@heloise28" --- @heloise28 # Heloise Reina Viegas @heloise28 · India · Joined April 2022 Discovering the open source world and learning DevOps ### [Investigating silent backend degradation using flow-level observability](https://heloise.hashnode.dev/investigating-flow-level-observability?utm_source=hashnode&utm_medium=feed) Kubernetes is very good at telling you when something is down. It's much less useful at telling you when something is quietly getting worse. There's a class of failure where a backend is still running 6 min read · [heloise.hashnode.dev](https://heloise.hashnode.dev/investigating-flow-level-observability?utm_source=hashnode&utm_medium=feed) [Jul 13](https://hashnode.com/posts/investigating-flow-level-observability/6a5505005d76d556278bc7e8) ### [EFK on EKS: 4 Configuration Decisions That Prevent Production Failures](https://heloise.hashnode.dev/efk-on-eks?utm_source=hashnode&utm_medium=feed) This is a companion to my previous article on inheriting and fixing a broken EFK stack. That article focused on what breaks in production. This one focuses on the configuration decisions that prevent 16 min read · [heloise.hashnode.dev](https://heloise.hashnode.dev/efk-on-eks?utm_source=hashnode&utm_medium=feed) [Jul 5](https://hashnode.com/posts/efk-on-eks/6a4a57d520c8ce7fd7d0d6c9) ### [EFK on Kubernetes: From Broken Stack to Production-Ready Logging](https://heloise.hashnode.dev/efk-on-kubernetes?utm_source=hashnode&utm_medium=feed) Most EFK articles start with a clean environment and walk you through a perfect setup. This one doesn't. This article is about inheriting a running EFK stack on AKS that looked healthy, discovering it 17 min read · [heloise.hashnode.dev](https://heloise.hashnode.dev/efk-on-kubernetes?utm_source=hashnode&utm_medium=feed) [Jun 28](https://hashnode.com/posts/efk-on-kubernetes/6a4168fb64e1aa22bf4fe50a) ### [Building Secure Kubernetes Guardrails on EKS with OPA Gatekeeper and GitOps](https://heloise.hashnode.dev/opa-on-eks-with-gitops?utm_source=hashnode&utm_medium=feed) Over the past few weeks, I’ve been exploring Kubernetes policy enforcement and GitOps to deepen my understanding beyond traditional CI/CD and infrastructure automation. As part of this, I built a smal 7 min read · [heloise.hashnode.dev](https://heloise.hashnode.dev/opa-on-eks-with-gitops?utm_source=hashnode&utm_medium=feed) [Jun 23](https://hashnode.com/posts/opa-on-eks-with-gitops/6a3abb5c921dec54a03b1b3e) ### [Inside an AWS Web Request](https://heloise.hashnode.dev/domain-to-deployment?utm_source=hashnode&utm_medium=feed) When a user types https://seqas.online into a browser, what actually happens before the application appears on the screen? Understanding the entire request lifecycle is far more valuable than memoriz 9 min read · [heloise.hashnode.dev](https://heloise.hashnode.dev/domain-to-deployment?utm_source=hashnode&utm_medium=feed) [Jun 8](https://hashnode.com/posts/domain-to-deployment/6a26f20d8babfce7c92b47cb)