ML Engineer vs AI Engineer: What's the Actual Difference?A friend of mine spent six months grinding through PyTorch tutorials, matrix calculus, and backpropagation convinced that's what it takes to "work in AI." He wasn't wrong. He was just learning the wroJun 30 · 4 min readarpansarkar.hashnode.dev
How ChatGPT Understands Your Questions?You ask ChatGPT: "Write me a love letter to my code editor" It doesn't just generate gibberish. It understands the sarcasm, knows you probably love VS Code, and captures that weird developer humor. YeJun 30 · 5 min readarpansarkar.hashnode.dev
I Shipped the Feature. I Missed the Product.My tech lead sat across from me, looked at what I'd built, and said something I wasn't prepared for. "Think about this more like a product. Not just a side project you had to get done fast." I smiled.11CJun 6 · 7 min readarpansarkar.hashnode.dev
How Modern Apps Handle Image & Video Uploads ?The Problem Begins Imagine you’re building an app like Instagram.A user taps “Upload”, selects a photo, and expects it to be there forever.Sounds simple, right?But behind the scenes, this tiny action Feb 21 · 3 min readarpansarkar.hashnode.dev
Production-Ready RAG Systems: A Complete Guide to Advanced Patterns and Implementation StrategiesProduction-Ready RAG Systems: A Complete Guide to Advanced Patterns and Implementation Strategies Overview: The Evolution of RAG Architecture Building production-ready Retrieval-Augmented Generation (RAG) systems requires far more than connecting a v...Aug 22, 2025 · 6 min readarpansarkar.hashnode.dev
