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Hi, I’m Dennis Lee, an Android engineer with a passion for building robust apps from scratch and maintaining legacy systems. I enjoy delivering reliable, user-friendly solutions with clean, well-documented code and collaborating with teams across time zones. I thrive in dynamic environments, stay curious about new technologies, and continually strive to improve app quality through testing, performance tuning, and thoughtful architecture.…Hi, I’m Dennis Lee, an Android engineer with a passion for building robust apps from scratch and maintaining legacy systems. I enjoy delivering reliable, user-friendly solutions with clean, well-documented code and collaborating with teams across time zones. I thrive in dynamic environments, stay curious about new technologies, and continually strive to improve app quality through testing, performance tuning, and thoughtful architecture.

Dennis Lee

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Hi, I’m Dennis Lee, an Android engineer with a passion for building robust apps from scratch and maintaining legacy systems. I enjoy delivering reliable, user-friendly solutions with clean, well-documented code and collaborating with teams across time zones. I thrive in dynamic environments, stay curious about new technologies, and continually strive to improve app quality through testing, performance tuning, and thoughtful architecture.…Hi, I’m Dennis Lee, an Android engineer with a passion for building robust apps from scratch and maintaining legacy systems. I enjoy delivering reliable, user-friendly solutions with clean, well-documented code and collaborating with teams across time zones. I thrive in dynamic environments, stay curious about new technologies, and continually strive to improve app quality through testing, performance tuning, and thoughtful architecture.

Available to hire

Hi, I’m Dennis Lee, an Android engineer with a passion for building robust apps from scratch and maintaining legacy systems. I enjoy delivering reliable, user-friendly solutions with clean, well-documented code and collaborating with teams across time zones.

I thrive in dynamic environments, stay curious about new technologies, and continually strive to improve app quality through testing, performance tuning, and thoughtful architecture.

Skills

Experience Level

Expert

Expert

Intermediate

Intermediate

Beginner

Language

English

Intermediate

Chinese

Fluent

Work Experience

Independent Mobile & Systems Engineer at Self-Employed

February 1, 2023 - Present

Focused on modern Android development and scalable mobile architecture, gaining hands-on experience with Kotlin, Jetpack libraries, and clean architecture patterns, while preserving proficiency in legacy Android technologies. Expanded core engineering knowledge through physics, electronics, and 3D modeling.

Senior Software Engineer at Guangdong Zhixin Information Technology Co., Ltd.

January 1, 2019 - February 1, 2023

Led the development of a city parking service app, defining technical architecture and driving cross-platform implementation on Android and iOS, in close collaboration with cross-functional teams. Built and maintained Android applications for displaying classroom information across multiple OEM-customized Android devices, ensuring compatibility with different screen sizes, resolutions, and system variations. Developed an Android app enabling residents to unlock doors via BLE with custom security protocols for secure app-to-hardware communication, and provided technical support and maintenance for the outsourced iOS app.

Android Software Engineer at HackNCraft Inc.

April 1, 2017 - April 1, 2018

Maintained the AppFriends SDK, enabling seamless chat functionality for integration into third-party Android apps. Developed and integrated the 'On Air' feature into Fancred, a sports app for the North American market, boosting real-time fan interactions. Researched and experimented with new technologies, assisting the team in integrating them into projects.

Android Software Engineer at Guangzhou Niancheng Software Co., Ltd.

May 1, 2016 - December 1, 2016

Maintained legacy Youanbao apps, improving performance and resolving long-standing issues to ensure stability. Collaborated with the hardware team to improve system capabilities.

Android Developer at Guangzhou Xingke Information Technology Co., Ltd.

May 1, 2015 - April 1, 2016

Developed and maintained Android apps based on customer requirements. Internal library development.

Android Developer at Guangdong Anjubao Digital Technology Co., Ltd.

September 1, 2014 - March 1, 2015

Assisted in developing and maintaining Android applications, contributing to feature implementation and bug fixes.