Three years ago I was the engineer who answered Slack at 11pm, who took client calls at dinner, who treated weekends as bonus shipping time. I was also the engineer who burned out twice, missed a friend's wedding because of a critical fix, and quietly resented a job I had picked.
The change was not dramatic. I did not quit social media or move to a cabin. I drew three hard lines and held them, and the rest sorted itself out. Line one: gym at 6am, every morning, before the laptop opens. Line two: no work after 9pm, ever. Line three: one full day a week with the laptop closed.
I thought my output would crash. The opposite happened — I started shipping more. Not because I worked smarter (though that is part of it), but because the constraints forced me to plan. When you only have eight hours in front of a screen, you stop pretending six of them are productive. You actually plan the day.
The harder part was getting clients to respect the boundaries. The trick was not announcing them; it was just stopping the late-night replies. Nobody pushed back, because nobody actually needed me at 11pm — they had simply gotten used to the response time. Adjust the response time and the expectation adjusts.
The other half of the change was rebuilding hobbies. The gym is one. Games are another — controller in hand, no email open, two hours of nothing else. Coffee in the morning, slowly, before the day starts. None of these are productive. All of them are non-negotiable.
The healthiest version of this work is also the most sustainable. The most sustainable version ships the most over a decade. If you are playing for the next 10 years, you have to act like it now.