There is a lot of nuance to their point. They are saying, in the long run, career wise, focusing on the actual user matters and makes your projects better.

Google UX is decent and the author was not trying to comment on UX as a thing at Google. More that, if you follow the user what you are doing can be grounded and it makes your project way more likely to succeed. I would even argue that in many cases it bucks the trend. The author even pointed out, in essence there is a graveyard of internal projects that failed to last because they seemed cool but did nothing for the user.