Learn Hardcore Portuguese (Brazil): Depois de pagar a fatura, eu vou ver o saldo da conta no aplicativo do banco. - After paying the bill, I am going to see the account balance in the bank app.

Breakdown of Depois de pagar a fatura, eu vou ver o saldo da conta no aplicativo do banco.

Why is it depois de pagar and not just depois pagar?

Because depois normally takes the preposition de before a verb in the infinitive.

So:

This is a fixed pattern in Portuguese:

So in your sentence, Depois de pagar a fatura is the natural way to say After paying the bill.

Why is pagar in the infinitive?

After depois de, Portuguese commonly uses the infinitive when the subject is understood from the main clause.

In this sentence:

The person who will pay is the same person as eu, so Portuguese can simply use the infinitive pagar.

It works a lot like English after paying.

If you wanted to make the subject explicit, you could also say:

That version is also very common.

Is eu necessary in eu vou ver?