Cracking Meta's Machine Learning Intern Role: Matrix Traversal Challenges & Insights

meta | Machine Learning Intern | Interview Experience

Interview Date: Not specified
Result: Not specified
Difficulty: Not specified

Interview Process

The timeline began with HR reaching out at the end of September. The candidate postponed the online assessment (OA) to November due to preparation for a proposal in October. The video interview (VO) took place on November 4th, followed by the OA on November 6th.

Technical Questions

  1. Matrix Traversal - Given a matrix, return a list representing the left view (from bottom to top) and the right view (from top, excluding the topmost element, to bottom).
  2. Subarray Sum Equals K - Given an integer array and a target, determine how many subarrays sum to the target.

Tips & Insights

The interviewer was friendly, and there was a discussion about optimization methods for the first question after completion. This was the candidate’s first interview experience, and they expressed uncertainty about their performance but wished success to others.