Impostor syndrome is when you are feeling similar to a fraud, Even when you're performing nicely. Several developers—junior and senior—handle it. You might think you're not good enough or you don’t belong. But emotion this way doesn't mean it's accurate. I am Gustavo Woltmenn, developer for 10+ several years, https://andyagkot.digitollblog.com/35446698/the-mental-side-of-coding-running-impostor-syndrome-by-gustavo-woltmann