Senior .NET developers are expected to go beyond knowing which collection type exists — interviewers want to understand whether you can reason about trade-offs under pressure: thread safety, allocatio
Logging and observability have quietly become one of the most reliable differentiators between junior and senior .NET candidates. Most developers can configure Serilog to write to a file - but senior
Memory management is one of those topics that separates senior .NET developers from the rest. You can write functional C# for years without deeply understanding how the garbage collector works, why ID
If you are preparing for a senior .NET developer role in 2026, microservices architecture is no longer optional knowledge - it is table stakes. Interviewers at product companies and enterprise shops a
EF Core interview questions for senior .NET developers are fundamentally different from beginner-level quizzes. At the senior level, interviewers are probing for architectural judgment, performance aw
