Hello, Client.
I can build your React Native / Expo App - "Download files from Firebase Storage, multi-language" successfully in a day with my skills.
After read your description carefully, I thought it will be very fit to my skills and experience sice I have a lot of experience in RN/Expo with Firebase, Multi-language architecture etc.
I can start your work immediately and deliver the wonderful result on time.
Looking forward to discussing more details in the chat.
Thanks, regards.