Situation: We had to choose between two cloud providers for a new data platform. Pricing and performance data were incomplete; the deadline was tight. Task: Make a defensible decision and own the outcome. Action: I conducted a time-boxed POC (2 weeks) on both providers for our core workloads (batch, streaming, ML feature store). I consulted with peers, evaluated long-term roadmap and support, and scored options on integration, cost predictability, and developer experience....
The complete answer continues with detailed implementation patterns, architectural trade-offs, and production-grade considerations. It covers performance optimization strategies, common pitfalls to avoid, and real-world examples from companies like Presidio. The answer also includes follow-up discussion points that interviewers commonly explore.
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