Lead Instacart's Privacy Engineering platform team building access-request/deletion, PII annotation, and data lifecycle tooling

Instacart is hiring a Senior Engineering Manager to run its Privacy Engineering team inside Security Engineering, owning the systems that annotate, find, and delete sensitive data (including PII) across production and offline stores and manage third-party marketing trackers. This interview probes whether you can lead a multidisciplinary team of senior engineers while acting as a trusted advisor across Legal, Compliance, and product pillars on privacy-by-design.

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What this interview tests

Privacy engineering architecture (data discovery, annotation, deletion pipelines)
People leadership: recruiting, upskilling, and scaling a 5+ senior-IC org
Privacy-by-design partnership with infrastructure/application teams
GDPR/CCPA/CPRA compliance translated into engineering requirements
Cost/benefit and risk-tradeoff reasoning for privacy initiatives
Executive-level communication and reporting on privacy/security risk

Common question themes

Tell me about a data deletion or access-request system you built end to end — how did you guarantee completeness across production and offline stores?

How have you grown or restructured a team of senior privacy/security engineers, and how do you handle underperformance or attrition on a small specialized team?

Walk me through how you translated a specific GDPR/CCPA/CPRA requirement into a concrete engineering roadmap item

How do you decide which privacy initiatives to prioritize when they compete with product velocity?

Describe a time you had to influence executive or legal stakeholders who didn't have technical context

How do you manage third-party marketing trackers and PII exposure across many product teams simultaneously?

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