martinuke0's Blog

A stylized illustration of transformer blocks and a KV cache heatmap.

Build Your Own Inference Engine: From Scratch

Demystify how LLM inference works by building a tiny inference engine from scratch. Covers tokenization, the transformer forward pass, KV cache, and decoding.

FastAPI service diagram showing async request flow to a GPU inference worker.

FastAPI for AI Engineers: Production Patterns That Actually Ship

How to build FastAPI services that survive contact with GPU workloads, long inference calls, and real users. Patterns, anti-patterns, and production code.

Diagram of GMP model with goroutines, processors, and OS threads.

Inside Go's Work-Stealing Scheduler: Architecture, Goroutines, and Production Performance

How Go’s GMP scheduler assigns goroutines to OS threads, why work stealing wins for highly concurrent servers, and what to do when it doesn’t.

Illustration of encrypted data flowing through a network tunnel.

Mastering TLS 1.3 Zero Round-Trip Resumption: Latency Optimization, Security Trade-offs, and Real-World Implementation

Zero round‑trip resumption in TLS 1.3 can cut handshake latency dramatically while preserving strong security—learn the patterns, pitfalls, and production‑ready implementations.

Illustration of payment flow with idempotency key handling.

Implementing Idempotency Keys in Payment APIs: Architecture, Reliability, and Production-Ready Patterns

A deep dive into idempotency key strategies for payment services, with concrete architecture diagrams, code samples, and real‑world reliability patterns.