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ranazaid/README.md

Hi, I'm Zaid Mubbasher 👋

Software Engineer — Full-Stack & Mobile · 6+ years shipping production software TypeScript · React · Node.js · React Native · Swift — FinTech, banking, IoT and SaaS. Based in Lahore 🇵🇰, working remote on UK/EU or US hours.

Portfolio LinkedIn Email Fiverr


🧑‍💻 About me

  • 🔭 Software Engineer & Project Lead at Devflovv. I lead engineering on KēZ, a connected-vehicle app live on the App Store and Play Store (BLE/MQTT device-to-cloud, OAuth + biometric login, Fastlane CI/CD). I also coordinate the iOS, Android, backend and embedded teams, run code reviews and mentor junior engineers.
  • 🌐 Full-stack product work. I build and maintain REST APIs and backend services in Node.js / TypeScript with React front ends, including a paid subscription product I run in production: authentication (OAuth 2.0 / JWT), role-based access, billing, entitlements and reporting.
  • 💳 Payments & banking. I built Raast instant-payment features at Barq Fintech and worked on UBL Tezraftaar (UBL Digital, through O3 Interfaces) in a regulated, security-sensitive codebase.
  • 📱 Mobile. Native iOS (Swift, SwiftUI, UIKit, Combine) and cross-platform React Native.
  • 🛡 Production ownership. I take features from architecture to release, then support them: incident debugging, performance fixes, CI/CD and code review.
  • 🎓 BS Computer Science, COMSATS University Islamabad.
  • 🏅 Certified in TypeScript and Python by LearnTube.ai (P.E.A.K.S., assessed in real job scenarios: a proctored backend incident simulation), Oct 2026 · ID LT-CRY4-Q6W6 · view certificate
  • 🏅 micro1 certified: outstanding performance in micro1's AI interview, Oct 2026 · view certificate

🛠 Tech I work with

Web & backend TypeScript JavaScript React Node.js Express REST APIs SQL Firebase

Mobile React Native Swift SwiftUI Combine

Delivery & security Git GitHub Fastlane OAuth

⭐ Featured: OpsDesk, a full-stack SaaS reference build

Repo What it shows Stack
opsdesk-web Multi-tenant support SaaS: org-scoped RBAC (owner/admin/agent/viewer), Stripe subscriptions with verified idempotent webhooks, streamed LLM ticket summaries, Datadog APM + trace-correlated logs, Snyk + CI, 87 tests Next.js · React · TypeScript · PostgreSQL (Drizzle) · Stripe · Datadog · Snyk
opsdesk-mobile iOS & Android companion app: secure token auth, role-aware UI, offline outbox, push notifications, Datadog RUM, contract-tested against the live web API React Native (Expo) · TypeScript · TanStack Query

🚀 Production work

Product My role Stack
KēZ (connected vehicle, App Store & Play Store) Lead engineer at Devflovv BLE · MQTT · REST · OAuth · Fastlane
Paid subscription product Founder, full-stack owner Node.js · TypeScript · React · auth / billing / entitlements
Barq Fintech wallet Payments features (Raast) Swift · Combine · Clean Architecture
UBL Tezraftaar (UBL Digital) Banking flows, via O3 Interfaces REST · CoreData offline sync · MVVM

The production code above is proprietary. The public repos below are clean-room demo builds of the same apps and patterns, written from scratch with mock data so they're safe to share.

📱 Public demo repos

Project What it shows Stack
barq-wallet-demo Fintech wallet: instant transfers, cards, Raast integration SwiftUI · MVVM · Combine
raast-transfer-module Raast payments: beneficiaries, review & confirm, unit-tested Swift · Combine · XCTest
banking-kyc-flows Banking onboarding & KYC (patterns from UBL Tezraftaar) UIKit (programmatic) · CoreData
realtime-chat-ios 1-to-1 chat: statuses, media, offline queue Swift · Firebase-style backend
food-delivery-ios Restaurant listing → checkout → live order tracking SwiftUI · MVVM
expense-tracker-ios Recurring bills, categories, rich charts, export Swift · CoreData · Charts
fuel-tracker-ios Offline-first fuel log with analytics charts Swift · CoreData · Charts
fitness-tracker-ios Activity logging, steps, workouts Swift · HealthKit
photo-feed-ios Social feed: lazy loading, image caching Swift · UIKit
music-player-ios Streaming prototype: background audio, lock screen Swift · AVFoundation
weather-swift Live weather + forecasts, location-aware Swift · MVC · REST
quiz-app-ios Adaptive quiz flows with local persistence Swift · UIKit
destini-story-app Choice-driven interactive stories Swift · UIKit

💬 Open to full-time remote roles (full-stack, React/Node, React Native or iOS) on UK/EU or US hours. The fastest way to reach me is email or LinkedIn.

🛠 I also take project work on Fiverr: web apps, React Native and native iOS, plus App Store / TestFlight releases.

Pinned Loading

  1. opsdesk-mobile opsdesk-mobile Public

    React Native (Expo) companion app for OpsDesk — TypeScript · expo-router · TanStack Query · offline outbox · push notifications · role-aware UI · Datadog RUM

    TypeScript

  2. opsdesk-web opsdesk-web Public

    Multi-tenant support SaaS — Next.js · TypeScript · PostgreSQL (Drizzle) · Stripe subscriptions · RBAC · LLM ticket assist · Datadog APM · Snyk CI

    TypeScript

  3. banking-kyc-flows banking-kyc-flows Public

    Banking onboarding & KYC flows — programmatic UIKit, CoreData offline caching, biometric login (patterns from UBL Tezraftaar)

    Swift

  4. barq-wallet-demo barq-wallet-demo Public

    Fintech wallet iOS app — instant transfers, cards & Raast integration. SwiftUI · MVVM · Combine (clean-room demo of my production work)

    Swift

  5. raast-transfer-module raast-transfer-module Public

    Raast instant-payment transfer module — beneficiary management, validation, unit-tested core logic. Swift · Combine · XCTest

    Swift

  6. realtime-chat-ios realtime-chat-ios Public

    1-to-1 realtime chat — delivery/read receipts, typing indicators, media messages, offline queue. SwiftUI · MVVM

    Swift