Manuel Zooma Chukwemzie Nigeria

Pioneered cross-platform mobile development using Flutter from a single codebase, delivering apps to both the App Store and Google Play. Implemented OTA patch delivery via Shorebird to ship Dart-level fixes without waiting for app store review cycles. Built custom liveness detection using the camera package and Google ML Kit face detection, adding face overlay, eye-open detection, head-angle validation, and EXIF rotation correction for consistent results across iOS and Android. Integrated Firebase Cloud Messaging for push notifications and Firebase Crashlytics for production crash reporting. Implemented real-time errand tracking using Socket.IO so senders can view runner locations live on a map. Leveraged Riverpod for state management and Isar for efficient local data caching, supporting an offline-first first-use experience with a multi-step KYC onboarding flow covering NIN submission, liveness selfie capture, guarantor details collection, proof of address upload, and bank account ve

Pioneered a cross-platform Flutter application for iOS and Android from a single codebase, publishing to the App Store and Google Play. Implemented Over-The-Air (OTA) patched delivery using Shorebird for instant distribution of Dart-level bug fixes without App Store review cycles. Architected RESTful APIs with Express.js and TypeScript, deployed via an OVH VPS setup using Docker Swarm, and used Traefik with automated HTTPS. Designed a secure PostgreSQL schema with 20+ models and built an escrow-based wallet system. Developed a multi-step KYC onboarding flow (NIN submission, liveness/selfie capture, guarantor/verification details, address proof, and bank account verification) integrating the Dojah NIN Verification API. Engineered custom liveness detection using camera processing and face validation with Google ML Kit (including overlay, eye/heading angle checks, and EXIF rotation correction) for dependable iOS and Android results. Integrated the Flutterwave v4 API for Direct Virtual Acc