Writing

Notes from the build

Tutorials and deep dives on AI agents, automation, and shipping real software.

Updated Aug 10, 2026
18 min read
Security

How My GitHub Was Silently Backdoored for 15 Months — And How I Found and Killed It

I discovered a sophisticated C2 backdoor quietly living inside my GitHub repos for over a year. It used the Ethereum blockchain to hide its server IP, triggered on every build, and left almost no traces. Here is exactly how it worked, how I found it, and how I wiped it from history.

#Security#GitHub#Malware#Supply Chain Attack#C2#Ethereum#Node.js#git filter-repo#DevSecOps
Updated Jun 1, 2026
14 min read
AI Automation

I Built an AI Agent That Manages Multiple Email Accounts, a Calendar, and Sends a Morning Briefing — Every Single Day

A real estate professional was drowning in 3 inboxes, scattered tasks, and missed follow-ups. I built a multi-agent AI system with 23 real tools, live Gmail access, and a daily briefing pushed to Telegram every morning. Here's exactly how it works.

#AI Agents#Gmail API#Google Calendar#Mem0#OpenRouter#Langfuse#Supabase#Telegram Bot#Automation
Updated Feb 24, 2026
10 min read
AI Development

vinext: One Engineer + AI Rebuilt Next.js in a Week — 4x Faster Builds, 57% Smaller Bundles

Cloudflare's vinext is a drop-in Next.js replacement built on Vite that deploys to Cloudflare Workers. One engineer and an AI model rebuilt the most popular front-end framework from scratch — 4x faster builds, 57% smaller bundles, and it cost about $1,100 in tokens.

#vinext#Next.js#Vite#Cloudflare Workers#AI#Open Source