3 phone screens for research positions. Covered both NLP and systems design. Each interview was around 30 mins. A combination of questions on past experience and also on the spot problems.
the oa was hard and they asked questions from dynamic programming. the time was very limited and it was tough for most people who attempted it. the final shortlisting was based more on cgpa than the oa though
first there was an online hackerrank, then there was a round with a software engineer. the process was fairly seamless and it basically just tested us on data structures and algorithms