Haystack

Interview kit · 2026

CTO interview questions

A curated set of 8 questions for technical and behavioural rounds with ctos. Tap any card for what to listen for.

Interview prep

Questions to ask a cto

Grouped by area. Pick 3–4 per round; calibrate as a panel after each candidate.

3

Maximum rounds

Top ctos drop out of processes longer than 3 rounds. Run a 30-min intro, a technical deep-dive, and a final with team & leadership - no take-homes longer than 2 hours.

Skills to probe in cto interviews

3 core · 3 nice to have

Core stack

Technical leadershipArchitectureHiring

Nice to have

StrategyFundraising supportOrg design

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