Perplexity ML / LLM design interview

Round 5 of 7 · 3 questions reported

See the whole loop
Length
60 min
Format
Design discussion
They grade
How an LLM product works end to end: retrieval, model serving, search quality, citations
Heads-up
Reported in some loops, not all.

Questions Perplexity asks in this round 3

About the Perplexity ML / LLM design round

What does Perplexity ask in the ML / LLM design round?

The most asked: Design a feed recommendation system, Design a RAG system over company docs and Design an answer engine with citations.

How long is the Perplexity ML / LLM design round?

About 60 minutes.

What is the Perplexity ML / LLM design round like?

Design discussion. They grade: How an LLM product works end to end: retrieval, model serving, search quality, citations.