Your switch The interviews · Step 8 of 13
System design
Talk through a design from requirements to numbers to failure.
Skip to Practise it out loudLearn it first
- Lesson · 60 minSystem designThe priority spine with a spoken skeleton for each of eight designs, estimation that ends in a decision, one trade-off table for the building blocks, the API layer and security at each hop, consistency from linearizable to eventual, two-phase commit against a saga, the Operate-it block, a payments ledger and notifications in full, the rate limiter as the one Senior transcript, SDE-2 against SDE-3, what changes at Staff, a rubric, a method for unseen prompts and forty pushbacks.
- Going deeper · 48 minSystem design: going deeperLonger explanations and more worked problems for lesson 8, system design.
Practise it out loud
Say it with a clock running and see where you went quiet or ran long.
Practise: System design (45 min)Your notes
The full tool is still being built. Write down what you decide; it stays on this device.
Watch it done (20 min)
The presenter is an AI avatar of the channel's owner, speaking in the owner's voice.