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PrepZone
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Advanced · 2–3 weeks

CI/CD Pipeline for Java Microservices

Multi-module Maven/Gradle repo with 3+ services. Automated build, test, Docker image per service, deploy to Kubernetes staging on merge, manual promote to production.

Why this project

DevOps fluency separates senior engineers. End-to-end pipeline ownership is highly valued.

Tech stack

Java 17Maven/Gradle multi-moduleDockerKubernetesGitHub ActionsHelm

Skills demonstrated

  • Multi-module builds
  • Container orchestration
  • Pipeline design
  • Environment promotion

Interview talking points

  • Blue-green vs rolling deploy
  • How you handle DB migrations in CI/CD
  • Secrets management approach
  • Rollback procedure

Problem statement

Multi-module Maven/Gradle repo with 3+ services. Automated build, test, Docker image per service, deploy to Kubernetes staging on merge, manual promote to production.