Μετάφραση - Πορτογαλικά Βραζιλίας-Αγγλικά - Oi madame! Como vai? Fazendo o que?

Hi MIss,

That "Fazendo o que?" is an ellipsis of "Você está fazendo o que?" (What are you doing?)
That can be rendered into Englis as:
"Doing what?".

Thanks Lilian