Deep Dives Into Real-World Engineering
Deep dives on how real systems work — and the judgment calls that matter when you're the one shipping them. Every two weeks, from 10+ years of production experience.
Technical Walkthroughs
Algorithms, systems internals, and engineering deep dives.
Latest Posts
The bug that took down Reddit
On June 30, 2012, an extra second crashed Reddit, LinkedIn, and Australian airlines. Here's what actually broke — and why your code might have the same bug.
The engineers who ship more do less
Most engineers don't have a focus problem. They have a finish-line problem. Here's how picking one or two real weekly milestones — A problems — beats juggling five things that all end the week at 70% done.
How LLMs Actually Work
Every response from ChatGPT is built one token at a time through a pipeline of tokenization, embeddings, and attention. Here's exactly how it works under the hood, step by step.
Stay in the loop.
Every issue breaks down one engineering concept — no fluff, just depth.