I applied online.
There was an OA with one LeetCode easy problem and one LeetCode medium problem. Round 1 featured a technical interview with one LeetCode medium problem and a question asking what a Fibonacci function is. Round 2 included a hard problem, a medium greedy problem, and a game design question.
The following metrics were computed from 5,754 interview experiences for the Google Software Engineer role.
Google's interview process for their Software Engineer roles is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Google's Software Engineer interview process.