Loading
Pick a focused question that fits your time, stack, and interview goal.
102 results across 1 active filter
Page 3 of 5
Designs saved filters, scheduled matching, alert delivery, and freshness trade-offs for search-driven product workflows.
Designs search and filtering with controlled query contracts, indexing, pagination, ranking, and operational limits.
Designs plan entitlements, provider webhooks, idempotent billing updates, access checks, grace periods, and support overrides.
Designs a controlled support impersonation workflow with scoped access, approvals, visible banners, audit trails, and session boundaries.
Designs membership, role changes, removal, ownership transfer, and permission updates without weakening tenant boundaries.
Designs an invitation workflow with token security, expiry, membership creation, email delivery, and replay-safe onboarding.
Designs a settings service with defaults, validation, scoped preferences, caching, and safe rollout of new settings.
Investigate a slow API by checking database queries, blocking async, dependency latency, serialization, logging, and runtime pressure.
Investigate and fix an API where client retries create duplicate orders, payments, or records.
Explains raw SQL in EF Core with practical .NET data-access examples and production trade-offs.
Explains how an HTTP request flows through ASP.NET Core middleware, routing, endpoint execution, and response generation.
Explains filtered Include in EF Core with practical .NET data-access examples and production trade-offs.
Frames a vague system-design problem with explicit flows, constraints, scale estimates, and measurable quality targets before selecting components.
Explains global query filters in EF Core with practical .NET data-access examples and production trade-offs.
Investigate and mitigate API failures caused by a slow or failing downstream dependency.
Explains endpoint routing, route templates, HTTP method matching, endpoint metadata, and ambiguity problems.
Connects API query shape to index order, selectivity, execution plans, write cost, and safe production rollout.
Explains when to capture dumps, what to compare, and how to use roots without turning dumps into guesswork.
Explains SQL joins for API response shapes with practical .NET data-access examples and production trade-offs.
Draws a short atomic database boundary around one invariant while moving network side effects into explicit, recoverable workflow states.
Explains EF Core query performance diagnostics with practical .NET data-access examples and production trade-offs.
Explains safe EF Core migrations with practical .NET data-access examples and production trade-offs.
Propagates request cancellation through async dependencies while keeping committed side effects and timeout policy explicit.
Covers allocation rate, collection frequency, latency symptoms, and safe production steps for GC-heavy services.