They do not require it here, but the article is required in English here.
I am not very sure, but I think this works mostly with human-related things, such as: man, woman, girl, boy, teacher, worker, engineer etc.
Like in other Romance languages, they kinda work like adjectives meaning that you are a boy/girl/man/woman
they did it wrong. i was born in a romanian family and know romanian well and that is the wrong translation
This course was created by Romanian/English speakers. They might not speak how you speak, but they know Romanian.