Blog
- Artificial Intelligence
Seven Things Tutorials Do Not Tell You About Production RAG
Moving from a RAG demo to a production RAG system is not incremental — it is a different problem entirely. Here are the seven lessons from building Nexus v0.4....
RAGLangChain+30 - Machine Learning
Build the Transformer Before You Use LangChain
The most common mistake in AI engineering tutorials: jumping to LangChain on day one. Here is why Week 60 (Transformer from scratch) is the prerequisite that makes the entire AI stack debuggable....
TransformersLangChain+30 - Career
The CS Degree Advantage: Where It Helps and Where It Does Not
Having a CS degree cuts the first two phases of the AI/ML roadmap by 40–50%. Here is exactly which topics I already knew cold and which ones the degree completely missed....
CS DegreeAI/ML Roadmap+20 - DevOps
Production Hetzner VPS for Under $6/Month: The Exact Bootstrap Script
Phase 1, Week 9: The exact vps_bootstrap.sh I wrote to go from a blank Ubuntu 24 VPS to a hardened, HTTPS-serving Docker Compose server in under 30 minutes....
LinuxVPS+50 - Engineering
Week 1 on the Nexus Roadmap: Building a Python CLI from Scratch
Started the 26-month Nexus roadmap. Here is what I actually learned building my first proper Python CLI — the decorators that surprised me and why pytest already feels indispensable....
PythonNexus Roadmap+30