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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

3 questions in Integration Patterns.

  1. Integration Patterns advanced

    A financial-data aggregator normalises hundreds of external bank APIs behind one interface. Where should the abstraction stop, and what happens when a provider does not fit?

    2 min answer plaidanti-corruption-layernormalisationintegration
  2. Integration Patterns advanced

    A travel platform aggregates supply from hundreds of partners with wildly different protocols, latencies and reliability. Which integration patterns apply, and what is the most common structural mistake?

    2 min answer integration-patternsadaptersaggregationanti-corruption-layer
  3. Integration Patterns advanced

    Review this integration layer. An enterprise platform of SAP's shape defines a canonical Customer with 140 fields. Sixty source systems map into it and forty consumers read from it. Onboarding a new partner takes six weeks, most of it mapping. What would you remove, what would you change, and what would you keep?

    3 min answer sapcanonical data modelintegrationcoupling