Blog
Articles on AI engineering, production ML, and building real systems.
A practical guide to project deep dives, Python exercises, unfamiliar tasks, and the evidence hiring managers look for in AI engineering interviews.
An incident story: how I accidentally wiped our AWS RDS production database and deleted snapshots by letting Claude Code touch production infrastructure.
Learn how I built SQLiteSearch, a lightweight, single-file Python library for fast text and vector search with SQLite (no Docker).
I unpacked the mysterious /home/oai/ directory that ChatGPT can zip on command and found not leaked OpenAI infrastructure, but a sandbox of document, slide, and spreadsheet “skills” that reveals how the new cross-vendor agent skills standard works in practice.
A story about how I built and maintained a Slack moderation bot for an 88k-member community using AI and AWS Lambda.
How I merged a DataTalks.Club Wrapped feature by opening a PR from a tram stop, iterating with Copilot from my smartphone, and deploying via CI/CD.