Factored Software Engineer Interview Questions
The questions to prepare for a Factored Software Engineer interview. Questions from real interview reports rank first. Updated daily.
Use a hash map to find two array elements that sum to a target in O(n) time.
FactoredUse a sliding window and hash map to find the longest substring without repeated characters in a string.
FactoredDesign a URL shortening service that routes, ranks, and monitors links at scale.
FactoredDesign a production ranking system with robust feature drift monitoring across batch and real-time features at high QPS.
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Evaluate the execution trade-offs between monoliths and microservices and explain how you would choose the right approach.
FactoredTests system design fundamentals such as services, data modeling, scalability, and reliability.
FactoredTests data modeling skills for e-commerce workloads, including normalization, indexing, and constraints.
FactoredTests structured thinking for diagnosing and improving SQL query performance.
FactoredWrite a selective PostgreSQL ticket query and explain how indexing can improve its filtering and sorting performance.
Zendesk
FactoredUse GROUP BY and SUM to rank the top 10 customers by total revenue from a single sales table.
Housecall Pro
Equifax
XYZUse GROUP BY and HAVING to find duplicate policy records in Ryan Specialty data.
Gramener
CarGurus
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