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Jenkins Learning Roadmap

From freestyle jobs to declarative pipelines and scalable, secure CI infrastructure.

Estimated time:3–5 weeks

1🌱

Phase 1 — Fundamentals

Freestyle jobs vs pipelines

Jenkinsfile basics (declarative syntax)

Plugins & plugin management

Build triggers (SCM polling, webhooks)

2🔄

Stages, steps, and post blocks

Shared libraries for reusable pipeline code

Parallel & matrix builds

Credentials binding & secrets

3🏗️

Controller/agent architecture

Dynamic agents (Kubernetes plugin)

Build artifact management

Blue Ocean / pipeline visualization

4🔐

important

RBAC & folder-level permissions

Backup & disaster recovery

Migrating to Jenkins Configuration as Code (JCasC)

Comparing Jenkins vs GitHub Actions/GitLab CI

Begin with interview questions to assess your current level.