.NET Interview Questions: The 2026 Guide (300+ Real Questions)
Real .NET interview questions with great answers, red flags, and follow-ups. C#, EF Core, ASP.NET Core, system design - updated for .NET 10 and C# 14.
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Real .NET interview questions with great answers, red flags, and follow-ups. C#, EF Core, ASP.NET Core, system design - updated for .NET 10 and C# 14.
30 real EF Core interview questions with great answers, red flags, and follow-ups. N+1, change tracking, migrations, concurrency - updated for EF Core 10.
30 real LINQ interview questions with great answers, red flags, and follow-ups. Deferred execution, IQueryable, expression trees, and the .NET 9/10 operators.
Teach Claude Code your conventions once. Build a custom skill that scaffolds a full vertical slice in .NET 10 - endpoint, handler, validator, EF config, and test - your way.
Build production-grade REST APIs in .NET 10. Resource naming, HTTP methods, status codes, versioning, idempotency, RFC 9457 Problem Details, caching, and concurrency - done right.
Build policy-based authorization in ASP.NET Core .NET 10 - requirements, handlers, AddAuthorizationBuilder, IAuthorizationRequirementData, fallback policies.
20+ battle-tested .NET 10 best practices from a senior developer - async, EF Core optimization, DI, caching, security, exception handling, and more. Updated for 2026.
IHostedService vs BackgroundService in .NET 10. Side-by-side code, 5 production gotchas, decision matrix, and when to reach for Hangfire instead.
Master claims-based authorization in ASP.NET Core .NET 10 - ClaimsPrincipal anatomy, custom JWT claims, RequireClaim checks, and claims transformation.
FullStackHero is a free, MIT-licensed .NET 10 starter kit for multi-tenant SaaS - a modular monolith with 10 modules, 2 React apps, and one-command Aspire dev.
Implement role-based authorization in ASP.NET Core .NET 10 - add roles to JWTs, protect Minimal API endpoints with RequireRole, and fix roles that won't map.
A practical 2026 guide to the AWS services every .NET developer should know - compute, storage, databases, messaging, security, and AI - now with .NET 10 Lambda support.