Cyber-Security
ALEX MUUO MUTUNGA
Senior Mobile Developer
Nairobi
Summary
Experienced Senior Android Developer with 8+ years of expertise in creating high-performance mobile apps using Kotlin, Java, and Jetpack Compose. Proficient in Android SDK, CI/CD pipelines, and unit testing frameworks for developing reliable products. Experienced in team leadership, system modernization, and user engagement through agile methodologies. Dedicated to designing user-friendly and innovative mobile solutions for business growth.
Overview
9
9
years of professional experience
2016
2016
years of post-secondary education
2
2
Languages
Work History
Senior Mobile Applications Developer
Malipo Circles LTD
12.2019 - Current
- Joined as an Android developer and scaled into a lead role; built and maintained the Malipo app for 20,000+ chamas, transacting over USD 10,000 daily using Android SDK, Android Studio, and object-oriented programming principles.
- Independently developed the iOS version in SwiftUI to ensure feature parity.
- Created and currently manage the Bidii app in partnership with Diamond Trust Bank, achieving 100,000+ users and USD 100,000+ in weekly transactions while utilizing design patterns and CI/CD methodologies.
- Rewriting Malipo using Compose Multiplatform; leveraged Jetpack Compose to unify the codebase and enhance maintainability.
- Embedded advanced mobile security measures including encryption, biometric authentication, keystore/iOS keychain, certificate pinning, and DexProtector, and reinforced code quality with unit testing practices.
Senior Android Engineer / Co-Founder
Uefora Solutions LTD
01.2019 - 01.2024
- Co-founded and led engineering for the Uefora app, an asset-tracking solution for Bimas Ltd, CallFast Ltd, and individual users; implemented robust object-oriented programming principles and design patterns using Kotlin and Java.
- Migrated the app from native Android to a Progressive Web App (PWA), optimizing cross-device usage and reducing platform-specific maintenance.
- Refactored legacy code using MVVM architecture and modular components, reducing release time by 40% and ensuring effective version control with Git.
Senior Android Developer
Navisat Telematics Limited
01.2017 - 12.2021
- Delivered 10+ custom Android apps for clients including KRA and fleet operators in Mombasa, contributing over USD 60,000 in monthly revenue.
- Introduced Google Maps integration for live cargo tracking and Material Design to improve UI/UX.
- Led migration to AndroidX and implemented testing frameworks (Espresso, JUnit), reducing crash rates by 35%.
Junior Android Developer
Navisat Telematics Limited
06.2016 - 01.2017
- Contributed to rapid rollout of new features and enhancements in Android apps.
- Participated in cross-functional planning and user-focused ideation sessions.
Education
Bachelor of Science - Computer Science
Maseno University
Skills
Kotlin
Java
Swift
Android SDK
Jetpack Compose
AndroidX
SwiftUI
UIKit
Kotlin Multiplatform Mobile (KMM)
Compose Multiplatform
Progressive Web Apps (PWA)
Android Keystore
iOS Keychain
Biometric Auth
Data Encryption
Certificate Pinning
DexProtector
Mobile UI and UX design
MVVM architecture
Kotlin programming
Push notifications
Native app development
Accomplishments
- Collaborated with team of 20 in the development of Bidii Chama.
Interests
Ethical Hacking
Timeline
Senior Mobile Applications Developer
Malipo Circles LTD
12.2019 - Current
Senior Android Engineer / Co-Founder
Uefora Solutions LTD
01.2019 - 01.2024
Senior Android Developer
Navisat Telematics Limited
01.2017 - 12.2021
Junior Android Developer
Navisat Telematics Limited
06.2016 - 01.2017
Bachelor of Science - Computer Science
Maseno University