No group of developers will ever be all at the exact same level of performance, there is no reason to freak out. Demanding that everyone work in the exact same

No group of developers will ever be all at the exact same level of performance, there is no reason to freak out. Demanding that everyone work in the exact same way as you will probably do more harm than good. The important thing is how your team functions overall. Get to know the strengths and weaknesses of your team so you can better assign tasks and responsibilities.