🇨🇦 Canadian Citizen • US/Canada relocation • TN visa eligible

Hi, I’m Kamrul Hasan.
Senior Android Engineer building scalable apps for Mobile and AAOS/AOSP.

Senior Android Engineer with 10+ years of experience delivering production-grade apps across mobile and Android Automotive (AAOS/AOSP), with a focus on scalable architecture, quality, and fast, reliable releases.

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📍 Montreal, QC, Canada 📱 Kotlin • Java • Jetpack Compose • Dagger/Hilt 🏗️ Clean Architecture • MVVM • MVI 🚘 Mobile • AAOS • AOSP • Soong • Gradle 🧪 Unit/UI Testing • CI/CD

Featured Work

Representative work based on production experience.

AAOSClean ArchAutomotiveMVVM

GM Infotainment - HomeScreen

Redesigned in-vehicle HomeScreen using Clean Architecture; led Launcher module and contributed to Split-View (Task View).

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AndroidMobileMVVMConsumer

Samsung Galaxy Wearable Manager

Designed and delivered backup/restore feature (10M+ downloads), enabling connectivity and management across Galaxy Watch models.

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About

Over the last decade, I’ve worked across both consumer (mobile) and in-vehicle Android platforms, often leading architecture improvements and stability initiatives. I enjoy simplifying complex systems, mentoring teammates through code reviews, and building foundations that let teams move fast without breaking things.

✅ Clean Architecture & modularization ✅ Unit/UI testing ✅ CI/CD optimization

Core Skills

Kotlin/Java • App + platform-layer Android.

KotlinJava MVVM / MVICoroutines Jetpack ComposeDagger/Hilt AOSPAAOS SoongGradle JUnitMockitoMockKEspresso JenkinsGitHub ActionsAzure DevOps GitGerritJiraSonarQube

Languages

English — Fluent French — Basic conversational

Professional Experience

Impact-focused highlights from recent roles.

Senior Android Developer — General Motors (via CIeNET Technologies)
Markham, ON, Canada • May 2022 — Dec 2025
  • Redesigned the in-vehicle HomeScreen Android application using Clean Architecture - MVVM, Kotlin Coroutines, Flow, Room database and Dagger/Hilt DI, improving modularity and long-term maintainability.
  • Led development of the Launcher module and contributed significantly to the Split-View (Task View-private API) system using Kotlin within the Android-based infotainment platform.
  • Acted as SME for architecture and code quality, performing deep code reviews and mentoring engineers.
  • Improved performance/stability of legacy components; reduced regression risk and improved release reliability.
  • Achieved 80%+ unit and UI test coverage using MockK and Espresso.
  • Owned CI/CD pipelines for automated testing; reduced manual validation and accelerated release cycles.
  • Implemented a developer-focused Gradle build alongside production Soong, improving dev/debug productivity.
  • Migrated HomeScreen from Android S to Android U across Soong and Gradle build systems.
Staff Engineer II — Samsung R&D Institute Bangladesh (SRBD)
Dhaka, Bangladesh • 2011 — 2021
  • Designed and delivered backup/restore for Samsung Galaxy Wearable Manager (10M+ downloads).
  • Implemented MVVM and integrated REST APIs with Android Architecture Components.
  • Maintained quality with unit/UI testing (JUnit, Mockito, Espresso).
  • Supported OS upgrades and device model launches for global smartphone releases.
  • Contributed to cross-platform initiatives including React Native and iOS (Swift/SwiftUI).
Assistant IT Specialist — IBM Bangladesh
Dhaka, Bangladesh • Dec 2010 — Oct 2011
  • Designed and developed Value Added Service (VAS) solutions for Airtel.
Associate IT Specialist — Airtel Bangladesh
Dhaka, Bangladesh • Apr 2009 — Dec 2010
  • Designed and developed Value Added Service (VAS) solutions for Airtel.
Programmer — Center for Environmental and Geographic Information Services
Dhaka, Bangladesh • Mar 2007 — Mar 2009
  • Developed GIS software using ASP.NET and C#.

Education

B.Sc. in Computer Science & Engineering
Shahjalal University of Science and Technology • 2006
WES equivalence obtained — WES ↗

Awards

Recognition of Special Contribution — Samsung Bot Care
Jan 2019
Iconic Team — Samsung Bangladesh
Dec 2014
Icon of the Month — Samsung Bangladesh
May 2013
Icon of the Month — Samsung Bangladesh
Oct 2012
Airtel Team Award — Airtel Bangladesh
Aug 2010

Contact

Feel free to connect with me for Android Mobile, AOSP/AAOS opportunities and collaborations.

LinkedIn GitHub