Folks who have recently interviewed @ Facebook : Can you please share the system design questions asked to you ?
Design search for posts. Design leetcode. (Seriously, this was awesome!)
Design leetcode that’s epic... it’s a recursive system design question.
Design a scalable infinite universe. Must be fault tolerant, have replication, disaster recovery.
Is there thanos in the universe?
Yes. The universe must be able to halve in size in 20ns.