The advice here is a super red flag. This isn’t what I want to see from my team at all. I’m glad this advice worked for someone but this path could easily set someone up to be seen as unreliable / untrustable.
Look at the leveling guidelines for any company that has a formal process. Saying “I closed a lot of tickets” at most gets you to a mid level software engineer. It doesn’t show “scope” or “impact”.