Designing a system to handle a real‐time vote during a Super Bowl commercial—30 million votes cast in maybe 30 seconds (≈1 million votes/sec!)—requires careful attention to scalability, low latency, and resiliency. Here’s one possible end-to-end architecture: 1. Traffic Profile & SLAs 2. Ingestion Layer 3. Stream Buffering 4. Real-Time Aggregation 5. Persistent Storage 6. Front-End…