Interview questions
Perplexity AI engineer interview questions (2026)
2 real interview questions reported by engineers who interviewed at Perplexity, spanning AI Engineering, Software Engineering. Every question is scored against a golden answer on the things Perplexity actually grades — architecture, token efficiency, security and correctness — not just whether your code runs.
Perplexity Software Engineering questions
- Document chunking for vector databases with sentence-boundary preservation
Implement a top-level `solve(payload)` that greedily packs sentences into chunks that respect a character limit. ## The solve contract `payload` is a dict: `{"sentences": [str, .
Perplexity AI Engineering questions
- Automated Citation Fabrication Detection and Remediation Pipeline Architecture
A user reports that the agent invented a citation. Walk through how you would build automated detection for citation fabrication and what your remediation flow looks like.
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