Free system design course — load balancers caching databases queues and scalability patterns for interviews and real systems

System design interview walkthrough for ChatGPT. GPU bottlenecks and batching and KV-cache and streaming tokens and why the architecture looks nothing like a normal web service.

Schema-first APIs with Protocol Buffers and gRPC in Go

Every Gang of Four design pattern translated to idiomatic Go. First-class functions and implicit interfaces make most of them one-liners.

I used AI to build a full-stack platform with 25K lines of code in 12 days. Not by generating and pasting. By treating it as a pair programmer with a real workflow.

Free interactive courses for developers. Learn Svelte 5, SvelteKit, TypeScript, and more.