If you are not US citizen or green card holder, there is nearly zero possibility for you to get the offer. They will pretend they want to hire "any" people regardless of race, gender or citizenship. However, if you are white women, you will have a significant higher chance to get offers compared to others. They were 15 international students and 5 US students attending the interview and they only picked up 3 US students for the next round interview.

Initial with phone screen. And have another interview with the manager four months later after the screen. The manager asked many research, scientific questions. She is very familiar with the fundamental knowledges.