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  • K8S
  • microservices

Part 1 – Why Self-Healing Matters in Modern Microservices

  • Rahul Mittal
  • July 26, 2026
  • 6 min read

"The question isn't whether your microservice will fail. The only question is when—and whether your users will notice." Introduction Imagine this scenario. A customer opens a banking application to transfer…

  • K8S
  • microservices

Part 0 – The Complete Architecture Guide

  • Rahul Mittal
  • July 26, 2026
  • 5 min read

Series: Building Enterprise-Grade Self-Healing Java Microservices "Every distributed system eventually fails. The difference between a good system and a great system is not whether failures occur—but whether users ever notice…

Introduction: Building Self-Healing Java Microservices on Kubernetes, OpenShift & Service Mesh
  • K8S
  • microservices

Introduction: Building Self-Healing Java Microservices on Kubernetes, OpenShift & Service Mesh

  • Rahul Mittal
  • July 26, 2026
  • 5 min read

A Complete Enterprise Learning Series for Spring Boot Developers "Writing microservices that work is easy. Writing microservices that continue working when everything around them fails is engineering." Introduction Modern enterprise…

  • K8S
  • microservices

Building Self-Healing Java Microservices on Kubernetes, OpenShift & Service Mesh

  • Rahul Mittal
  • July 26, 2026
  • 9 min read

A Complete Enterprise Learning Series for Spring Boot Developers "Writing microservices that work is easy. Writing microservices that continue working when everything around them fails is engineering." Introduction Modern enterprise…

  • java
  • JavaEvolutionSeries
  • programming

Part 42: The Java 8 → Java 21 Journey – Building Modern Enterprise Microservices and Looking Ahead to Java 26

  • Rahul Mittal
  • July 4, 2026
  • 6 min read

Introduction Congratulations! If you've followed this series from the beginning, you've travelled through one of the most remarkable evolutions in programming language history. This wasn't simply a journey from one…

  • java
  • JavaEvolutionSeries
  • programming

Part 37: Java 21 – Virtual Threads – Revolutionizing Spring Boot Microservices and Enterprise Banking Applications

  • Rahul Mittal
  • July 4, 2026
  • 8 min read

Introduction If Java 8 gave us Streams and CompletableFuture, then Java 21 gives us something even more fundamental: A completely new way of thinking about concurrency. For over twenty years,…

  • java
  • JavaEvolutionSeries
  • programming

Part 41: Java 21 – Vector API – Unlocking Modern CPU Performance for Banking, AI and Analytics

  • Rahul Mittal
  • July 4, 2026
  • 6 min read

Introduction Most enterprise developers spend their days writing: Spring Boot REST APIs Database queries Kafka consumers REST clients Business validations Authentication Authorization Very little of this work is CPU intensive.…

  • java
  • JavaEvolutionSeries
  • programming

Part 40: Java 21 – Foreign Function & Memory API (Project Panama) – The Future of Native Integration for Enterprise Applications

  • Rahul Mittal
  • July 4, 2026
  • 7 min read

Introduction If you've spent your career developing Spring Boot microservices, you may never have written a single line of C or C++. Yet every day your Java applications depend on…

  • java
  • JavaEvolutionSeries
  • programming

Part 39: Java 21 – Sequenced Collections – Bringing Consistency to the Java Collections Framework

  • Rahul Mittal
  • July 4, 2026
  • 6 min read

Introduction The Java Collections Framework has been one of Java's greatest strengths since Java 1.2. Enterprise developers use collections everywhere: REST APIs Spring Boot applications Database queries Cache implementations Message…

  • java
  • JavaEvolutionSeries
  • programming

Part 38: Java 18, 19 & 20 – The Journey to Java 21 – Why These Releases Matter More Than You Think

  • Rahul Mittal
  • July 4, 2026
  • 6 min read

Introduction If you've followed this series from Java 8 to Java 17, you may have noticed something unusual. After Java 17, we suddenly started discussing Java 21. Naturally, many developers…

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