Here you have a list of questions you can ask yourself to find out whether you are doing a good job as a manager or not. The original list is not mine, the first time I saw something similar was at Google in the Engineering manager training and since then I've changed and added other things I find important.
A self-assessment for Engineering managers
A self-assessment for Engineering managers
A self-assessment for Engineering managers
Here you have a list of questions you can ask yourself to find out whether you are doing a good job as a manager or not. The original list is not mine, the first time I saw something similar was at Google in the Engineering manager training and since then I've changed and added other things I find important.