Duration:
Mar 2023 - Present
Role:
Lead Mobile Engineer
Stack:
Project Description:
The MTL Smart App is a feature-rich mobile application that empowers MTL customers with complete control over their mobile services. Built with security at its core, the app allows users to easily top up airtime, purchase various data bundles, check their balance and data usage, share airtime and bundles with friends and family, and access detailed transaction history. The application features biometric authentication, end-to-end encryption, and fraud detection mechanisms to ensure the highest level of security for financial transactions. With an intuitive interface and real-time updates, the MTL Smart App has become an essential tool for millions of MTL customers across the network.
Process:
Secure Transaction Architecture
Implemented multi-layered security architecture featuring biometric authentication, end-to-end encryption, and real-time fraud detection. Integrated secure payment gateways with PCI-DSS compliance, ensuring all financial transactions are protected against unauthorized access and fraudulent activities.
Real-Time Service Management
Developed a robust real-time system for instant airtime top-ups, bundle purchases, and balance inquiries. Implemented WebSocket connections for live updates, ensuring customers receive immediate confirmation of transactions and accurate account information at all times.
Intuitive User Experience Design
Crafted a user-centric interface that simplifies complex telecommunications operations into intuitive workflows. Conducted extensive user research and testing to ensure the app is accessible to users of all technical backgrounds, from first-time smartphone users to power users.
Advanced Bundle & Airtime Sharing
Created innovative features allowing users to share airtime and data bundles with other MTL users seamlessly. Implemented smart recipient management, transaction history, and scheduling capabilities to enhance the sharing experience and promote community connectivity.
Performance Optimization & Scalability
Optimized the app for performance across various device specifications and network conditions, ensuring smooth operation even on low-end devices or slow networks. Implemented offline capabilities for critical features and built scalable backend infrastructure to handle millions of concurrent users during peak periods.
Kondwani Masiye
Chief Technology Officer
MTL
"
Jeremiah's work on the MTL Smart App has been transformative for our customer experience and digital transformation strategy. His technical prowess combined with his deep understanding of our customers' needs resulted in an application that is not only secure and reliable but also incredibly user-friendly. The app has significantly reduced the load on our customer service centers while increasing customer satisfaction scores. His implementation of advanced security features has set new standards in the telecommunications industry in Malawi. The scalability of the solution he architected has allowed us to grow our digital services exponentially. Working with Jeremiah has been a pleasure - his professionalism, innovation, and commitment to excellence are truly exceptional.