Posts tagged "backend development"

What actually happens between bytes arriving on a socket and your gRPC handler running? This article walks one real request through every parsing layer — TCP, HTTP/2 frames, HPACK, gRPC envelope, protobuf — so the magic disappears.

Most explanations of queues and pub/sub start with buzzwords and skip the only question that matters: why did engineers invent these tools? This article starts from the problem, not the tool.

A tutor-style walkthrough of what a distributed database control plane actually is, why metadata is the crown jewel, where Raft fits in, and how to follow one request end-to-end to remember the whole design.

A reference index of the 30 recurring system design building blocks: what each one is, what problem it solves, and what it costs. Notes collected while studying distributed systems.

Explore how to design a real-time, scalable tweet stats update system, covering various approaches from basic direct updates to advanced sharded counters with real-time aggregation.