From Idea to Production: How I Built a Decoupled Chatbot Ordering Engine

Micro-merchants on Instagram and WhatsApp lose sales every day because they can't reply fast enough and they can't afford a full e-commerce setup.

So I built Byte-to-Bite: a conversational food-ordering engine where customers browse a menu, build a cart, and pay securely — all inside a chat window. No login wall. No heavy frontend. Just architecture.

Here's the full breakdown using the STAR pattern.

Situation: The problem with micro-commerce

Small vendors operating on Instagram and WhatsApp are doing real business but they're bottlenecked by manual replies. A customer DMs asking for a menu, waits, builds an order in a back-and-forth thread, then sends payment to a personal account.