// TODO: I’m martinuke0
Welcome to my corner of the internet. This website is a personal blog which I use as a platform to document my learning journey and showcase it for the world to see.
User Safety in Production Systems: Authentication, Authorization, and Data Privacy
Users trust your platform with their data and identity. This post outlines concrete architecture patterns and production practices to keep that trust intact.
User Safety in Production Systems: Engineering Trust at Scale
A practical guide to designing user-safe systems at scale. It covers architecture patterns, tooling, and real-world failure scenarios.
Hands-On Build Guide: Minimal LoRA Fine‑Tuning Engine for a 2‑Layer Transformer
A practical, end‑to‑end guide to building a minimal LoRA fine‑tuning engine for a 2‑layer transformer, with runnable code and production‑ready extensions.
Hands‑On Activation Checkpointing for GPT Training From Scratch
Implement activation checkpointing for GPT training from scratch, with runnable Python code and production‑grade insights.
Hands‑On Build Guide: Minimal Mixture‑of‑Experts Router with Softmax Gating in Python
A step‑by‑step guide to building a minimal Mixture‑of‑Experts router in pure Python, complete with runnable code, testing, and production‑level extension ideas.