SpeakUp SD

Pattern series

Backpressure and Load Shedding

3 System Design questions share this exact tag. Use the closely related series below for a fuller drill.

Caching, partitioning & hot-path scale26 questionsInventory, reservations & queues21 questionsReliability, async delivery & jobs23 questions
  1. 01

    Flash Sale

    Design a flash sale system where a limited quantity of a hot item goes on sale at a fixed instant and receives a 1000x traffic spike in seconds — inve...

    Practice bank
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  2. 02

    LLM Inference Gateway

    Design an LLM inference gateway that sits between internal product teams and multiple model providers/backends, handling routing, streaming, quotas, a...

    OpenAI / Anthropic
    Free guide
  3. 03

    Live Comments

    Design a live comments system that fans out comments from one live event to millions of concurrent viewers in real time.

    Meta
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