Full-Stack Developer specialized in MERN, Electron, and Offline-First PWAs
Abdullah Tayyab
Full-Stack Developer · Offline-First Web Apps & PWAs
I build web apps and PWAs that keep working when the internet doesn't.
Full-stack developer specializing in offline-first web applications and progressive web apps (PWAs) — software that keeps running through dead zones, power cuts, and bad connections. Five-plus years operating mission-critical systems for a busy public department taught me what "reliable" actually costs. I build that discipline into every freelance project, from clinic software to browser extensions.
Real systems, built for real constraints — bad internet, tight budgets, no room for downtime.
Aafiyat — Offline-First Patient Management
A desktop patient-management system for private clinics in Pakistan — consultations, prescriptions, billing, and scheduling that keep running with no internet at all.
View case studyNankana Home Care — A Three-Tier Healthcare Ecosystem
A brochure site, an offline-first PWA for field medical assistants, and a secure admin portal — three tools, one healthcare network, built for a rural district with patchy signal.
View case studyCMS Extension — Government Complaint Monitoring
A Chrome extension that watches a government complaint system in real time — catching missed SLAs, policy evasion, and quietly altered records nobody else was tracking.
View case studyOne-Time Payment vs. Monthly Subscription: The Math They Don't Show You
A Rs. 1,500/month subscription costs more than it looks once annual increases compound. Here's the three-year arithmetic, when subscriptions genuinely are the right call, and the exit cost nobody prices in.
Read articleYou Don't Own That Software. You're Renting It.
Every CMS, PMS, and HRMS you pay for monthly leaves you a tenant in someone else's building. Offline-first isn't a feature choice — it's a property rights argument, and it's why I built Aafiyat the way I did.
Read articleYour App Shouldn't Need the Internet to Do Its Job
Offline-first isn't a feature — it's an architecture decision you make before you write your first route or component. How I build Aafiyat (Electron + SQLite) and the Nankana Home Care PWA to write locally first and sync in the background.
Read article