Google

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.

It was a standard tech interview, basically LeetCode problems. It included data structures and algorithms, all conducted via a custom applet. It was educational material, and I learned things.

On-site interview after one phone screening. Four coding questions with four different interviewers. Questions included string manipulation, dynamic programming, and more. It was not too hard but needed time to solve.