Automation testing is the most effective technique to improve software testing’s effectiveness, test coverage, and execution speed.

Learning the automation testing frameworks & techniques like Selenium, cucumber will help you in,

1. Automate repetitive and time-consuming manual testing tasks. 
2. Automating testing tasks will help you as a tester to focus on more complex and high-level testing activities. 
3. It will ensure that tests are run consistently and accurately, reducing the chances of error.
4. It will help you improve the test coverage, as more test cases can be run in a shorter time. 
5. Automating a test can quickly catch and report issues, leading to faster resolution of bugs and improved software quality.