Whilst logged into your account, go to your My Details page (from the Menu) and select the 'My Profile' tab. On that page, you will see a 'View Profile' button at the top which you need to press.
On your profile tab, you will see a number next to your nickname, press that to view the feedback/ratings that have been left for you.
Alternatively, you can use the search facility to find your profile and feedback.