Karl Weigers has an essay about lessons he's learned from a long career in software development. You should benefit from his experience. The essay covers requirements, project management, quality, process improvement, and other insights.
https://medium.com/swlh/62-lessons-from-50-years-of-software-experience-2db0f400f706
A good example from the article is:
"You don’t have time to make every mistake that every software practitioner before you has already made. Read and respect the literature. Learn from your colleagues. Share your knowledge freely with others."
