Preparing for SDI

Tips for System Design Interview

• Ask Refining Questions

  • Functional and non-functional requirements

• Handle the data

  • Size of the data right now

  • Rate of growth for the data

  • How will the data be consumed by other subsystems or end users

  • Is the data read-heavy or write heavy?

  • Do we need strict consistency of data? or eventual consistency work?

  • What's the durability target of the data

  • What privacy or regulatory requirements do we require for storing or transmitting user data?

• Discuss the components

• Discuss Trade-offs