1. 45-minute MCQ questions based on ML, 2. 3 hours ML challenge for chatting bot. After submitting my challenge, the HR ghosted me :). I spent four hours for nothing, without any interview or feedback. I am very disappointed by their unprofessionalism. I understand that the current job market is terrible, but as job seekers, we should be treated as people, as humans, instead of just being part of your KPI.