ASP.NET Core

ActionResult vs typed results in ASP.NET Core APIs

Compare controller ActionResult patterns with minimal API typed results and explicit HTTP outcomes.

Add a regression test after a role-specific incident

Turns a production-only role and payload failure into the smallest durable API regression test.

Add guardrails around EF Core tenant query filters

Explains how tenant query filters help, where they can be bypassed, and what extra safeguards protect tenant isolation.

API consistency across service boundaries

Explain API behavior when data and operations cross services with separate data ownership.

ApiController conventions and automatic validation responses

Explains attribute routing, binding-source inference, automatic validation responses, and where explicit domain validation still belongs.

API versioning vs application versioning

Separates deployable artifact identity from client-facing contract compatibility, allowing frequent releases without unnecessary API-version churn.

.NET Full Stack

Full-cycle .NET full-stack interview preparation.

A role-based preparation path covering C#, ASP.NET Core APIs, data access, frontend integration, testing, deployment, system design, real-life scenarios, and behavioral interview topics.

.NET Backend