[tester346]

There's nothing wrong with telling people you're an "ex googler", but mentioning it whenever you can is quite... weird?

I mean from Youtuber that wants to get viewers perspective it's perfectly reasonable, but generally it looks not nice for me.

[toroszo]

Here's a good starting point for understanding what's going on:

https://en.wikipedia.org/wiki/Running_gag

[ginger_beer_m]

It's a running joke in the channel. "Hi welcome to my channel TechLead, with your host The TechLead who's an ex-google and now an ex-facebook tech lead"

[therealdrag0]

I think it's tongue in cheek.