If you have chosen to become a Selenium developer then you are on the right path. Because if you will look at the current market situations, then you will find Selenium has a great demand for software testing. But we can not predict the future of anything, but in the coming time it does not look like Selenium can be replaced. If you want to become a successful Selenium developer you must add some more skills in addition to Selenium will give you good career growth like you must know some programming language out of Java, Python, JavaScript, C#, PHP, Ruby. I am also mentioning a video tutorial for you which you must watch to learn more about Selenium.