Meta SWE Interview Experience

Background: 6 YOE, Previously worked at Google and TikTok

Location: London, UK

Date: Somewhere in Apr 2024

Screening:

• Find range sum in BST.
• Max sequence of 1s in a binary array if we can flip no more than k zeros.

Onsite Coding 1:

• Find sliding window max in an array.
• print elements of a BST left to right.

Onsite Coding 2:

• Find the shortest path in a binary matrix, following: what if it’s an infinite field?
• I forgot, but it’s certainly from LC top 100 (meta-tagged) with no modifications.

System design:

• Design a system that removes “bad” ad posts from Instagram before they are visible to users.

Behavioral:

Many STAR pattern questions, very generic, find examples online

Solved all questions in time and advanced to team matching. Good luck out there!