Google

Algorithm to partition an array such that zeros are on the left side and other numbers are on the right side. Use an in-place optimal solution.

Applied online on their website. A recruiter reached out by email and set up a coding interview. Got a follow-up email saying they weren't going to move any further in the interview process.

It's what you read online. They bring you in to chat and solve problems with different engineers. The problems are about what you'd expect, with a good mix of academic CS and hints of industry applications behind them.