They do, but GitHub is just one website. Most hiring managers will look at what you give them. Some like portfolios, some like name-brand degrees, some look fo

They do, but GitHub is just one website. Most hiring managers will look at what you give them. Some like portfolios, some like name-brand degrees, some look for publications or parents...the important thing is to keep learning. People tout GitHub portfolios because the are easy bonus points. If you spend a week learning a new language or framework, you can push your toy project without much extra effort.