My proudest SRE moment was when, in a team that dealt with a key system where seconds meant millions, I was able to find a precursor to the problem, so instead

My proudest SRE moment was when, in a team that dealt with a key system where seconds meant millions, I was able to find a precursor to the problem, so instead of having to intervene on a page in 3 minutes before disaster, the alarm now had 20 minutes of headroom. We all slept so much better after that