Mastering the Meta Software Engineer Interview: Tackling LRU Cache & Simplify Path Challenges

Software Engineering
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meta | Software Engineer | Interview Experience

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

Interview Process

The interview was straightforward and consisted of a technical phone interview lasting 45 minutes. There were two coding questions, and the interviewer was described as nice. Notably, there was an automated AI monitoring system in place.

Technical Questions

  1. LRU Cache (Cache, Doubly Linked List, HashMap)
  2. Simplify Path (String Manipulation, Path Parsing)
    • Task: Implement the cd command given the current path and command target.
    • Examples:
      • Input: /, Command: foo → Output: foo
      • Input: /home, Command: /var → Output: /var
      • Input: /x/y, Command: ../p/../q → Output: /x/q

Tips & Insights

The candidate felt slightly uncertain about completing the second question within the time limit but wished everyone good luck.