This is the 5781st most frequent Russian word.
профиль
"Profile" – a side view outline, a set of characteristics, or a specialization.
In this sentence, 'профиль' refers to a user profile or account on an online platform.
Я настроил свой профиль на сайте социальной сети.
I set up my profile on the social networking site.
Here, 'профиль' indicates the side view of someone's face.
На этой фотографии виден его профиль.
His profile is visible in this photograph.
In this context, 'профильные' (a derivative of 'профиль') describes subjects related to one's field of specialization.