5 interviews: 4 technical, 1 behavioral.
The technical questions were standard LeetCode questions, so practicing a lot of those should be good enough.
The behavioral interview is there just to make sure you're a cultural fit, so you don't really need to prep for that.
Binary Search related topics,
constructing an expression parser,
and an optimization problem with points on a line.
The following metrics were computed from 3 interview experiences for the Google SWE role in Waterloo, Ontario.
Google's interview process for their SWE roles in Waterloo, Ontario is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Google's SWE interview process in Waterloo, Ontario.