Jenkins Tutorial for Beginners – Full Guide to CI/CD (2025)

New to Jenkins? In this beginner-friendly tutorial, you’ll learn **what Jenkins is, how it works, and how to set it up for your own projects**. Jenkins is one of the most popular open-source automation tools used to implement **CI/CD pipelines**—making it a must-know for developers, DevOps engineers, and testers.

By the end of this tutorial, you’ll have Jenkins installed, configured, and running your first automated job!

🔹 What You’ll Learn:

* What Jenkins is and why it’s used
* Installing Jenkins on Windows, macOS, or Linux
* Setting up Jenkins for the first time
* Understanding Jenkins architecture and pipeline basics
* Creating and running your first Jenkins job
* Integrating GitHub or Git repositories
* Installing plugins to enhance Jenkins functionality
* Creating and running freestyle and pipeline jobs
* Scheduling builds with cron-style triggers
* Basic CI/CD workflow demonstration

📌 Installation Steps:

1. Install Java (JDK 11 or later)
2. Download Jenkins from: [https://www.jenkins.io/download](https://www.jenkins.io/download)
3. Run the Jenkins installer and open `http://localhost:8080` in your browser
4. Unlock Jenkins with the admin password
5. Install suggested plugins
6. Create your admin user and start building!

📁 Sample Pipeline Code:

```groovy
pipeline {
agent any
stages {
stage('Build') {
steps {
echo 'Building the project...'
}
}
stage('Test') {
steps {
echo 'Running tests...'
}
}
stage('Deploy') {
steps {
echo 'Deploying application...'
}
}
}
}
```

💡 Tips for Beginners:

* Keep plugins minimal to reduce maintenance
* Use GitHub webhooks for automatic builds
* Always back up Jenkins configuration and jobs

✅ Ideal for developers, testers, and DevOps engineers starting with CI/CD.

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Видео Jenkins Tutorial for Beginners – Full Guide to CI/CD (2025) канала ProgrammingKnowledge