I am guessing back end work and dealing with performance issues is causing stress? If this is the case fixing the back end team will help. It also sounds like

I am guessing back end work and dealing with performance issues is causing stress? If this is the case fixing the back end team will help. It also sounds like you are worrying too much about what management thinks. They will let you know quick enough if you are a problem and let you go if the business is suffering...irregardless of you being the special one :-)