Meta Machine Learning Engineer ML System Design Interview Questions
Master your tech interview with our curated database of real questions from top companies.
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4 Questions 1 Company
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Meta
Hard
Machine Learning EngineerArchitect an asynchronous RL post-training system
System Design: Asynchronous RLHF/RLAIF Post-Training for a Production Chat LLM Context You operate a chat LLM that already serves real user traffic. Y...
ML System Design
0
0
Sep 6, 2025
Meta
Hard
Machine Learning EngineerDesign a scalable MoE pretraining pipeline
Design a Large-Scale MoE Pretraining Pipeline (Bilingual LLM, 1T Tokens, 256×A100-80GB) Context You are designing a pretraining pipeline for a decoder...
ML System Design
0
0
Sep 6, 2025
Meta
Hard
Machine Learning EngineerDesign nearby place recommendations
Real‑Time Nearby Places Recommendation System Context Design a mobile feature that recommends nearby places (e.g., restaurants, shops, attractions) to...
ML System Design
0
0
Sep 6, 2025
Meta
Hard
Machine Learning EngineerDesign image and multimodal generation systems
System Design: Image Generation and Multimodal Generation Part 1 — End-to-End Image Generation System Design an end-to-end image generation system. Co...
ML System Design
0
0
Aug 11, 2025