The article provides a comprehensive guide on creating and configuring a Jenkins multibranch pipeline, emphasizing its advantages for Continuous Integration and Continuous Delivery (CI/CD) workflows. It explains how pipelines as code can streamline the build, test, and deployment processes by managing multiple branches from a single Git repository using Jenkinsfile. The guide contrasts traditional Jenkins pipelines with multibranch pipelines, highlighting the latter's ability to handle different branches and environments and automatically scan repositories for changes. It includes detailed instructions on setting up a multibranch pipeline, integrating Selenium automation testing, and using LambdaTest's infrastructure for enhanced browser coverage. The article also outlines practical scenarios and Jenkinsfile examples to demonstrate various use cases, including periodic repository scans and automation of test cases in different branches, making it a valuable resource for both beginners and professionals aiming to optimize their DevOps practices with Jenkins.