I applied through university. The process took 2 weeks. I interviewed at United Airlines (Chicago, IL) in Apr 2016
Interview
It is the Technical Marketing Optimization (summer 2016) position at United Airlines, Chicago, IL. 4 Interviewers for 2 hours. Interview type: Behavioral and Technical. Review your resume. Basic technique and background knowledge in machine learning. They were nice and friendly, no tough questions. Their work is very applied, which requires not deep machine learning knowledge. They care how you can solve problems. No high requirement for coding.
Interview questions [1]
Question 1
Basic technique question and background knowledge check in machine learning. Assume some traffic data, how would you use these data to help them solve problems, etc.
Had a phone screening, then a behavioral interview with several team members, and then a shorter interview with my two supervisors. Process was held up by poor planning but interview content was easy.
Phone screen 1 interview it was a phone call out of no where for the screen and then the interview was set up about a week later many weeks after interview before offer.
Interview questions [1]
Question 1
How does your current background align with cargo division?
Interviews with 5 individuals in 2 rounds -- one behavioral first round then a super round of 4 interviews. One excel, one business case, one fit, and one behavioral. Interviewers ranged from associates to directors. HR was very fast in my experience.