Hi there, I am ZanakDeveloper, and I see your request, and I can do it for you professionally. I can make an android app using flutter, and firebase support also. I have 4 years+ experience in programming, now I focus on android development. But, I can develop on iOS too. i would love if you want to be active on the coding too. We can learn anything together. If you are interested you can contact me 🙂