During the week I work as a barista at Portuguese restaurant.
Ahhh, the Barista. That is Italian for bartender. But, as you know, it is now used for coffee shop workers.
It is often used for coffee shop workers. I think barista has evolved into many things these days in the hospitality industry. It is the title that I use at my place of employment.
Yes. In Italian female barmaids were called baristes.
Well now the term is genderless. It can apply to both females and males, at least it does where I work. 
We aim for gender neutrality these days, so we used gender less language to avoid referring specifically to males or females.
I think that is a good thing. I personally prefer to call myself a server though. I think the word barista is a little old school.
I could see why you'd think so. It avoids the whole gender neutrality struggle and supports public policies designed to eliminate gender distinctions.
This is all so interesting! And to think all of this came from talking about the term barista!
button operation to an involved manual process. Espresso is a notoriously finicky beverage, and good manual espresso making is considered a skilled task. Further, preparation of other beverages, particularly milk-based drinks such as cappuccinos and lattes, but also non-espresso coffee such as drip or press pot, requires additional work and skill for effective frothing, pouring and most often latte art.
The barista usually has been trained to operate the machine and to prepare the coffee based on the guidelines of the roaster or shop owner,
Barista
A barista (; ; from the Italian for "bartender") is a person, usually a coffeehouse employee, who prepares and serves espresso-based coffee drinks.
Etymology and inflection.
The word "barista" comes from Italian, where it means a male or female "bartender" who typically works behind a counter, serving hot drinks (such as espresso), cold alcoholic and non-alcoholic beverages, and snacks. The native plural in English is "baristas", while in Italian the plural