Can a tourist get a multiple entry Dubai transit visa for Eritrea?

No, there is only a single entry Dubai transit visa.

Is it possible to get a visa on arrival in Dubai for citizens of Eritrea?

You are required to get your visa before you travel to Dubai since that is a more safe, more convenient and fast option. Additionally, the visa-on-arrival scheme is gradually getting out of practice.

Do infants, who are traveling to Dubai from Eritrea, need a visa?

Yes, infants are required to have their own valid visa for Dubai.

How many days before Dubai transit visa expires can I travel Dubai from Eritrea?

Your Dubai transit visa validity will be for 30 days. You should travel to Dubai before your visa validity expires.

Can you work in Dubai with transit visa for Eritrea?

No, a Dubai transit visa is only when you have a layover in Dubai. If you need to work in Dubai as a citizen of Eritrea, you must get a Dubai work visa.