Showcase | Yusuf Rifqi https://yusufrifqi.work/blog Showcase — backend engineering, architecture, and production notes. Hello, I am Yusuf Rifqi https://yusufrifqi.work/blog/welcome Backend developer in Jakarta—microservices, APIs, and clean architecture. Currently looking for new opportunities. 2026-05-11T00:00:00.000Z How to Send WhatsApp Messages Using Go: Building a Seamless Client with whatsmeow https://yusufrifqi.work/blog/send-whatsapp-go-whatsmeow A step-by-step guide to building a WhatsApp messaging client in Go using the whatsmeow library—covering setup, QR authentication, and sending messages programmatically. 2025-01-01T00:00:00.000Z