SpeakUp SD

Amazon-inspired practice

2 independently authored System Design scenariosconnected to public Amazon engineering references.

SpeakUp SD is an independent interview-practice product. It is not affiliated with, endorsed by, or sponsored by Amazon.

  • Object Storage

    Design an S3-like object storage service that stores billions of immutable blobs durably and cheaply.

  • Online Judge

    Design a LeetCode-style online judge that safely runs untrusted user code at scale.