Are there actually any good metrics that can be used to evaluate software engineers? If you rank them based on # of tickets dealt with, they're just going to t

Are there actually any good metrics that can be used to evaluate software engineers? If you rank them based on # of tickets dealt with, they're just going to take the easier tasks. If you rank them based on # of commits, they'll make a new commit for every line of code. If you try and rank them based on lines of code, then the obvious hilarious thing happens.