What interviewers want when they say design a rate limiter
7 min read A walkthrough of the rate limiter system design question, from scoping the limit to the distributed counter problem that trips most candidates up. Read article
System Design
System Design
Choosing REST, gRPC, or GraphQL in a system design interview
6 min read The real tradeoffs behind REST, gRPC, and GraphQL, and how to defend your choice when an interviewer pushes back. Read article
Interview Prep
How Stripe’s bug bash and API rounds decide the offer
7 min read A round-by-round look at the Stripe engineering loop, where integration, debugging, and API design weigh more than algorithm puzzles. Read article
