Writing archive

Ideas for building better systems.

Practical field notes about AI, automation, APIs, security, and modern product engineering.

Building an AI Sales Engineer for an Electronics Store with Hybrid RAG & LangGraph
Automation↗

Jul 23, 2026 · 11 min read

Building an AI Sales Engineer for an Electronics Store with Hybrid RAG & LangGraph

How I built an AI shopping assistant that understands electronics projects, recommends compatible components, finds alternatives, and even places orders using Hybrid RAG and LangGraph.

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Building an AI Facebook Page Manager That Never Sleeps
n8n↗

Jul 23, 2026 · 10 min read

Building an AI Facebook Page Manager That Never Sleeps

The engineering journey behind building an AI-powered Facebook Page Manager that answers messages, moderates comments, captures leads, and hands conversations back to humans whenever needed.

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How I Built a Serverless Dynamic Social Media Card Generator with n8n, Express & Puppeteer
Automation↗

Jul 22, 2026 · 8 min read

How I Built a Serverless Dynamic Social Media Card Generator with n8n, Express & Puppeteer

How I built a zero-storage, serverless social media card generator using n8n, Express, Puppeteer, and Vercel while working within a tight client budget.

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