Law / As a foreigner non EU citizen working in Poland, can I get visa for my spouse? [34]

Hi I am sunita from Vietnam, working in University as English Teacher and psychology. We both wife and husband had completed our TESOL Course from Australia Language School. Now interest to do PhD in Poland and want to settle down for long term.

Kindly Please do advise me which city is best for education? cheaper university ?and for jobs?for me and for my spouse, as he is also teaching and have many years of experience in company too.

Can my spouse get jobs? Is job easy to get? how long it take for PR to get?
I know new country its quite difficult, but we are friendly nature person. Mix with new people very quick.
Thanking you so much for your valuable time.

With Warm Regards