Locus Interview Questions
The questions to prepare for Locus interviews, across all roles. Questions from real interview reports rank first. Updated daily.
Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.
Set a clear north star, supporting KPIs, leading indicators, and guardrails for a new product feature.
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Explain how you prioritize technical debt versus feature work while aligning stakeholders and protecting delivery speed.
Define a success metric for a new feature that captures real user value, not just raw usage.
Explain how to implement a thread-safe singleton, including lazy initialization, locking, and common pitfalls.
Tests ability to design effective observability and alerting strategies for distributed systems.
Explain how you rank leads, focus time on the best opportunities, and keep pipeline quality and forecast accuracy high.
Evaluates iOS fundamentals, concurrency reasoning, and Core Data modeling skills.
Translate an underspecified array transformation into a precise PostgreSQL result while preserving element order and handling nulls.
Samba TVCompare financial crime detection architectures using joined run metrics, aggregates, NULL handling, and ordered performance results.
DeloitteCompare PostgreSQL index strategies by read latency, write overhead, storage size, and an overall cost score.
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