[ OK ] 37a8893c-f6fc-44aa-8d55-0b17c3bafc01 — full writeup
[ INFO ] category: Behavioral · Multiple Types difficulty: 5 freq: first seen: 2026-01-29
[5][MULTIPLE TYPES]AlgorithmsSystem DesignMachine Learning
$ cat problem.md
Meta — Machine Learning Engineer ❌ Failed
Level: Unknown Level
Round: Onsite · Type: Multiple Types · Difficulty: 5/10 · Duration: 180 min · Interviewer: Unfriendly
Topics: Algorithms, System Design, Machine Learning
Location: Menlo Park, CA
Interview date: 2026-01-20
Got offer: False
Summary
Round 1: Coding
Question: LeetCode problems.
Round 2: System Design
Question: System design for detecting weapons in posts.
Round 3: AI Coding
Question: Maximum unique string problem.
Details
Preparation Tips & Key Takeaways
What I Learned
- The recruiter put my application on hold due to headcount issues.
- Standard interview questions were asked during the rounds.
Recommended Preparation
Coding Practice
- Practice frequently asked interview questions.
- Focus on string manipulation problems.
System Design
- Study common system design patterns for content moderation.
- Review design principles for scalability and reliability.
LeetCode similar: LeetCode 121, LeetCode 199