Had two rounds, both were technical. The first asked some medium-level data structure and algorithm questions, with one follow-up to optimize space complexity. Overall, the questions were manageable for the time period given.
Can't tell specifics because of NDA.
The following metrics were computed from 1 interview experience for the Meta SWE role in Kazakhstan.
Meta's interview process for their SWE roles in Kazakhstan is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Meta's SWE interview process in Kazakhstan.