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2988 questions of the kind that actually get asked — in interviews, in architecture review boards, and by the person who has to run the thing at 3 AM. Every answer states the trade-off rather than the slogan, and says when the obvious choice is the wrong one.

All areas2988 Architecture Fundamentals91 Distributed Systems111 Data Architecture100 Cloud Architecture97 Networking96 API & Integration Architecture97 Reliability & Resilience99 Observability92 Performance & Capacity Engineering100 Security Architecture105 Cost Architecture & FinOps102 Business Architecture103 Architecture Communication102 Enterprise Architecture100 Legacy Modernization102 AI-Era Architecture106 Software Architecture & Engineering93 Architecture Patterns94 Architecture Decision-Making101 The Architect's Meta-Skills102 Delivery & Release Engineering103 Platform Engineering & Developer Experience102 Testing & Quality Architecture102 Data Platform Architecture98 Streaming & Real-Time Data103 Data Governance & Semantics91 Frontend & Experience Architecture101 Edge, Mobile & IoT98 Regulatory & Data Protection Architecture99 Assurance, Audit & Model Risk98
Difficulty Any beginner intermediate advanced

2 questions in Separation of Concerns.

  1. Separation of Concerns advanced

    An AI inference platform handles authentication, quota accounting, prompt assembly, safety filtering, model invocation, token counting, billing emission and response streaming in one request handler. Latency is currently fine. Argue for or against separating these concerns, and identify which separations pay for themselves first.

    2 min answer separation-of-concernsinferenceanthropicscenario
  2. Separation of Concerns advanced

    An issue tracker with local-first behaviour keeps a client-side store, a sync engine, and a server. A product manager asks for a new field on an issue. In a well-separated design, how many places should change, and what does the answer tell you?

    1 min answer separation-of-concernslinearlocal-firstsync