Notes from Rillbill
Product decisions, engineering tradeoffs, and what it's actually like building health-tech software for Nigeria

How Computer-Based Testing with AI-Assisted Grading Actually Works in EMS
AI-assisted grading in EMS is designed to support human examiners, not replace their judgment. Here's exactly where the line sits.

Building Health-Tech for Nigeria's Infrastructure Reality
Software built for the assumptions of a Silicon Valley office doesn't always survive contact with a Nigerian hospital ward or exam hall.

Mortality & Morbidity Review: Why HMS Treats It as a First-Class Workflow
Most hospital software treats M&M review as an afterthought bolted onto general reporting. We built it as a core workflow from day one.

Inside Rillbill's Per-Day Licensing Model
Why we priced EMS and HMS by the day instead of locking clients into fixed monthly or annual plans — and how the wallet actually works.

Why We Built EMS to Run Fully Offline
Internet access in the exam hall is a liability, not a convenience. Here's why the Examination Management System never depends on it.