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Hi, I'm Eugene Wong Shi Hao, a Senior Mobile Apps Developer based in Kuala Lumpur. I specialize in Android and cross-platform app development, delivering scalable solutions for airlines. Over the past 5+ years, I have led migrations to Kotlin with MVVM and Jetpack Compose, built real-time data sync using Firebase and AWS, and overseen full app lifecycles from concept to release. I enjoy collaborating with UX/UI teams to create accessible, high-performing apps and helping clients maintain top app rankings in their regions.…Hi, I'm Eugene Wong Shi Hao, a Senior Mobile Apps Developer based in Kuala Lumpur. I specialize in Android and cross-platform app development, delivering scalable solutions for airlines. Over the past 5+ years, I have led migrations to Kotlin with MVVM and Jetpack Compose, built real-time data sync using Firebase and AWS, and overseen full app lifecycles from concept to release. I enjoy collaborating with UX/UI teams to create accessible, high-performing apps and helping clients maintain top app rankings in their regions.

Eugene Wong Shi Hao

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Hi, I'm Eugene Wong Shi Hao, a Senior Mobile Apps Developer based in Kuala Lumpur. I specialize in Android and cross-platform app development, delivering scalable solutions for airlines. Over the past 5+ years, I have led migrations to Kotlin with MVVM and Jetpack Compose, built real-time data sync using Firebase and AWS, and overseen full app lifecycles from concept to release. I enjoy collaborating with UX/UI teams to create accessible, high-performing apps and helping clients maintain top app rankings in their regions.…Hi, I'm Eugene Wong Shi Hao, a Senior Mobile Apps Developer based in Kuala Lumpur. I specialize in Android and cross-platform app development, delivering scalable solutions for airlines. Over the past 5+ years, I have led migrations to Kotlin with MVVM and Jetpack Compose, built real-time data sync using Firebase and AWS, and overseen full app lifecycles from concept to release. I enjoy collaborating with UX/UI teams to create accessible, high-performing apps and helping clients maintain top app rankings in their regions.

Available to hire

Hi, I’m Eugene Wong Shi Hao, a Senior Mobile Apps Developer based in Kuala Lumpur. I specialize in Android and cross-platform app development, delivering scalable solutions for airlines. Over the past 5+ years, I have led migrations to Kotlin with MVVM and Jetpack Compose, built real-time data sync using Firebase and AWS, and overseen full app lifecycles from concept to release. I enjoy collaborating with UX/UI teams to create accessible, high-performing apps and helping clients maintain top app rankings in their regions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Malay

Advanced

Chinese

Fluent

Work Experience

Senior Mobile Apps Developer at The Mobile Lifes Sdn Bhd

January 1, 2018 - Present

Developed and launched 3+ mobile apps for leading airlines in Taiwan, Hong Kong, and the US, enabling seamless ticket purchases and loyalty management; orchestrated migration of legacy codebase to Kotlin with MVVM & Jetpack Compose, reducing development time by 30%, improving app performance by 25%, and enabling faster, more maintainable UI development. Implemented real-time data synchronization using Firebase, Nexus, and AWS S3, enabling offline functionality. Managed full app life cycle from conception to release, including OS version updates, new feature rollouts, and post-release enhancements for enterprise-scale apps. Established KPIs with Firebase Crashlytics to monitor stability and engagement, achieving measurable improvements in crash-free sessions and user retention. Collaborated with UX/UI teams to deliver intuitive, accessible designs, enabling airline clients to maintain top 10 airline apps in their regions.

Freelance Mobile Apps Developer at Freelance

January 1, 2024 - Present

Developed a service booking system for a building management company enabling tenants to book services and track status in real time, reducing admin workload and processing time. Implemented advanced location tracking in a client’s e-commerce app, improving real-time data accuracy and delivery efficiency. Built a high-traffic beauty app supporting multi-service booking and handling large user volumes, enabling client to scale services and improve customer retention. Delivered end-to-end mobile solutions across industries including e-commerce, property management, and lifestyle, covering requirements gathering, development, deployment, and ongoing maintenance. Demonstrated leadership with 5+ years of progressive experience across enterprise-scale projects.

Senior Mobile Apps Developer at The Mobile Life SDN BHD

January 1, 2018 - Present

Led end-to-end mobile app development for enterprise clients, including airlines in Taiwan, Hong Kong, and the U.S. Built and launched 3+ mobile apps enabling seamless ticket purchases and loyalty management; migrated legacy codebase to Kotlin with MVVM and Jetpack Compose, reducing development time by 30% and improving UI performance by 25%. Implemented real-time data synchronization using Firebase, Nexus, and AWS S3 with offline support. Established app KPIs with Firebase Crashlytics to monitor stability and engagement, achieving measurable improvements in crash-free sessions and user retention. Collaborated with UX/UI teams to deliver accessible designs, helping clients maintain Top 10 airline apps in their regions. Managed the full lifecycle from concept to release, including OS updates and post-release enhancements for large-scale apps.