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Aporeon interview preparation

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Flexible path4 sections

EF Core Practical Data Access Labs

Implement, inspect, and debug the data-access code behind real .NET APIs.

A hands-on EF Core interview track covering DTO projections, N plus one fixes, optional filters, keyset pagination, split queries, set-based updates, concurrency conflicts, outbox transactions, retry strategies, cancellation, bounded imports, query diagnostics, and pooled tenant state.

Recommended start

Query Shaping

DTO projections, N plus one fixes, optional filters, keyset pagination, and deliberate split queries.

5 drillsSection 1 of 4

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Learning path

4 active sections / 15 drills

1Query ShapingRecommended startDTO projections, N plus one fixes, optional filters, keyset pagination, and deliberate split queries.5 drillsSection 1Open section 2Updates & ConflictsSet-based updates, rowversion conflicts, uniqueness races, and narrow property updates.4 drillsSection 2Open section 3Transactions & ReliabilityOutbox persistence, retriable transactions, idempotency, and request cancellation.3 drillsSection 3Open section 4Diagnostics & ScaleBounded imports, query tagging, generated SQL inspection, and safe tenant state with context pooling.3 drillsSection 4Open section

Track details

Audience: .NET backend and full-stack candidates preparing for implementation and code-review interviews.
Sections: 4
Drills: 15

Technologies

.NET ASP.NET Core C#EF Core SQL SQL Server

Tech stacks

.NET Backend .NET Full Stack EF Core Practical Data Access Labs

Skill areas

API Design Coding Practice Data Access Observability Problem Solving Production Debugging Reliability Security Basics