The thing is - GitHub has long time ago become the main social dev profile and people often judge your activity and experience by just looking at heatmap in your profile.
An active Github profile might just point out to potential future hirers, that you are used to versioning tools (which most likely they use, too) and you are most likely used to work in team environments.
Sure, they can use GitHub to check your open source repos, analyze best practices, track some commits to see your thinking patterns, but it doesn't mean you could not be as good without any versioning tools.
At the end of the day, it's your efficiency in coding and ability to pick new stuff up fast. As companies will hire you based on the first, and, even if you do not use Github, you could pick up the basics in couple of hours if you are good at second.
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We're a place where coders share, stay up-to-date and grow their careers.
The thing is - GitHub has long time ago become the main social dev profile and people often judge your activity and experience by just looking at heatmap in your profile.
An active Github profile might just point out to potential future hirers, that you are used to versioning tools (which most likely they use, too) and you are most likely used to work in team environments.
Sure, they can use GitHub to check your open source repos, analyze best practices, track some commits to see your thinking patterns, but it doesn't mean you could not be as good without any versioning tools.
At the end of the day, it's your efficiency in coding and ability to pick new stuff up fast. As companies will hire you based on the first, and, even if you do not use Github, you could pick up the basics in couple of hours if you are good at second.