The tutorial provides an overview of the process of migrating from GitHub Actions to Jenkins for continuous integration and continuous deployment (CI/CD) purposes. The migration is driven by factors such as advanced features, customizability, and integration capabilities that Jenkins offers over GitHub Actions. Jenkins excels in flexibility, customization, and extensive plugin ecosystem, making it suitable for enterprises with complex workflows and unique requirements. The tutorial covers the process of translating a GitHub Actions pipeline to a Jenkinsfile, which is written in Groovy and defines a pipeline structure consisting of stages, steps, and agent configurations. It also discusses post-build actions, such as sending email notifications, and secret management using credentials. Additionally, the tutorial introduces Aviator, a tool that automates tedious developer workflows by managing git Pull Requests (PRs) and continuous integration test (CI) runs to help teams avoid broken builds, streamline cumbersome merge processes, manage cross-PR dependencies, and handle flaky tests while maintaining security compliance.