Stop Crashing Node.js: How to Process 10GB Files with 15MB of RAM

We've all been there. You write a simple script to process a JSON or CSV file. It works perfectly on your machine with a 100KB test file. Then, you deploy it to production, a 2GB file hits the server, and BAM: FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory. Node.js is incredibly fast, but its default "load-everything-into-memory" approach is a ticking time bomb for ETL (Extract, Transform, Load) tasks. Today, I’m introducing Data-Genie 🧞