Bayer Software Engineer interview questions

It's a very fast interview process. First round was 1-1 online telephonic interview with hiring manager. She asked me about my resume, projects, previous work experience, courses, etc. Interview went for 45min. After resume she asked me many behavioral question. Within 2 days I heard back from them about the next round. Next round was 5-1 telephonic interview where panel of 5-6 people fired me with many behavioral questions. Within like 5 days I heard back from them with an offer.