Interview prompt
Problem context
Three senior teams disagree about replacing a shared platform: one favors a managed vendor, one wants an internal build, and one argues the current system can evolve. Debate has stalled roadmaps and each side brings selective benchmarks. Lead the decision and execution.
Skills being evaluated
decision facilitationtechnical judgmentstakeholder alignmentexecution leadership
The full reasoning guide is part of Pro
The scenario and evaluation focus above remain public. Pro unlocks the structured answer, trade-off analysis, follow-up probes, common weak answers, rubric, related reasoning, and any architecture diagram.
Sign in to continueWhat the full guide covers
Clarify the decision
Establish scale assumptions
Functional and non-functional requirements
High-level architecture
Data model and flow
Consistency and transaction boundaries
Failure modes and recovery
Security and privacy
Observability and SLOs
Capacity and cost
Alternatives and trade-offs
Evolution and migration
What Staff and Principal candidates should emphasize