Meta

Social media and metaverse company behind Facebook, Instagram, and WhatsApp.

4 Rounds ~21 Days Very Hard

Start Mock Interview

The Interview Loop

Recruiter Screen (30 min)

Standard fit check, behavioral questions, and resume overview.

Technical Loop (3-4 Rounds)

Deep dive into domain knowledge, coding, and system design.

Interview Question Bank

All Roles Machine Learning Engineer 2

All Topics ML System Design 4 Algorithms 2 ML Theory 2 Engineering Excellence 1 Adaptability 1 ML Infrastructure 1 Execution 1 ML Engineering 1

Machine Learning Engineer • Technical • medium

In a deep learning recommendation model (DLRM), how do you handle the explosion of vocabulary size for categorical features like user IDs or item IDs?

#Embeddings #Hashing #Memory Optimization

Machine Learning Engineer • Technical • medium

Explain the difference between Contrastive Loss and Triplet Loss. In what scenarios would you choose one over the other for training a retrieval model?

#Loss Functions #Metric Learning #Retrieval

Difficulty Radar

Based on recent AI-sourced data.

Meet Your Interviewers

The "Standard" Interviewer

Senior Engineer

Focuses on core competencies, system constraints, and clear communication.

Unwritten Rules

Think Out Loud

Always explain your thought process before writing code or drawing architecture.