Full-stack developer

WhatsApp CRM

CRM based on WhatsApp with automated messages.

About this project

CRM built using unofficial WhatsApp API (Waha) to make it easier to manage WhatsApp chats. Equipped with business data scraping features from Google Maps and automated reply messages.

Highlights

01Business data scraping feature from Google Maps with automated reply messages
02Mass broadcast with rate-limit protection
03Auto-reply based on keywords
04Import contact data from mobile

Challenges

Integration with WAHA and real-time chat implementation.

How I contributed

I led the engineering side: designed the queue + retry strategy on top of WAHA, built the automation flow editor on the React side, and wrote the rate-limit shaping logic that kept accounts healthy.