"Aladdin's helper" refers to the character of Genie in the famous story from Arabian Nights. However, if you want to refer to a person who helps you out in your life, there are many synonyms you can use. Some of these are "assistant," "helper," "sidekick," "supporter," "ally," "partner," "companion," "advisor," and "collaborator." Each of these words implies a particular type of support or assistance that someone can offer, be it emotional, physical, financial, or intellectual. So, whether you are referring to a friend, family member, or colleague who has your back, there are plenty of options to choose from to describe their role in your life.