I think more than anything, this shows how important branding is for senior and freelance developers. If you want to get the good, high paying jobs, you need to show your skills. Open Source contributions is only one of the many ways you can do that. Being on Dev.to and writing about what you know is a great option too!
You're totally right. Having a bit of reputation can be extremely useful when it comes to building your career, that's one of the things I talk to a lot of my podcast guests about.
Avdi talked a bit about that when we chatted.
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