I applied online. I interviewed at Meta (Menlo Park, CA) in Oct 2019
Interview
I had 2 technical rounds, each round is 45 mins. All the questions were Leetcode Medium tagged Facebook. For each round, they gave you 2 Leetcode mediums or one easy and 1 medium and expect you to solve optimally.
Interview questions [1]
Question 1
Leetcode questions. Mostly DP and graph search, binary tree, tree traversal (inorder without stack).