code.aratax.devReal-Time Communication in Quarkus: SSE or WebSocket?Preface There is a moment every backend developer encounters. You refresh the page. Nothing changes. You refresh again. Still nothing. And then the question appears: “Why does my app only speak when I ask?” Modern users expect more. Dashboards update...Dec 16, 2025·8 min read
code.aratax.devBuilding a Multi-Node Kubernetes Cluster with Vagrant"In distributed systems, consistency isn’t just a property — it’s a promise." Why This Article Imagine you’re building a small banking application. Users can deposit and withdraw money, check their balances, and expect data accuracy every single time...Nov 10, 2025·22 min read
code.aratax.devMastering Kafka: Concept, Architecture, and DeploymentPreface Before diving into this deep-dive, I encourage you first to read the article “Kafka Made Simple: A Hands-On Quickstart with Docker and Spring Boot”That piece serves as a practical gateway into the Kafka ecosystem, helping you set up a local c...Oct 5, 2025·20 min read
code.aratax.devKafka Made Simple: A Hands-On Quickstart with Docker and Spring BootApache Kafka is a distributed, durable, real-time event streaming platform. It goes beyond a message queue by providing scalability, persistence, and stream processing capabilities. In this guide, we’ll quickly spin up Kafka with Docker, explore it w...Sep 20, 2025·7 min read
code.aratax.devRedis Sentinel Made Simple: Hands-On High AvailabilityHigh availability is no longer a luxury — it’s a survival kit for modern applications. Databases crash, servers die, containers get killed (sometimes by accident, sometimes by design). In the world of Redis, Sentinel is the quiet guardian that keeps ...Aug 24, 2025·8 min read
