davidandroid

Projects & Experiments

A selection of my work spanning system architecture, performance optimization, and application development.

Professional System Apps

Samsung Home Launcher

Core contributor for 4 years to the default launcher on Samsung devices — home screen, app drawer, widgets, gestures, and animations. Optimized performance, memory usage, and startup time across multiple device lines, and resolved crashes and ANRs.

AOSPJava / KotlinPerformance

Bixby Voice Assistant

3 years on Samsung's system-level voice assistant — voice interaction, background services, and system integration, handling complex lifecycle management, permissions, and IPC.

System AppsIPCKotlin

Sharp AOSP System Applications

As Technical Leader at ThunderSoft, directed architecture and development of AOSP-based applications and system apps for Sharp smartphones (Japan market), while scaling the team to 11 engineers.

AOSPTechnical LeadershipJava / Kotlin

Personal Projects

Movie Streaming & Info App

A Flutter movie streaming and information app with 100,000+ downloads. Pulls metadata from TheMovieDB via REST APIs, with a custom crawler and Jenkins-driven data pipelines to keep content continuously up to date.

FlutterDartREST APIJenkins

Wallpaper App

A Flutter wallpaper app with 100,000+ downloads, handling large-scale image data with bandwidth-optimized storage, image caching, smart fetching, and paging for smooth scrolling performance.

FlutterDartCachingPerformance

Automation & Tooling

Sharp Release Automation Suite

Initiated and built automation testing tools using Python and Appium to automate Sharp-standard test cases, improving release quality and reducing manual QA overhead.

PythonAppiumJenkinsQA Automation

GitHub Integration

Real-time open source contributions, pinned repositories, and activity metrics fetched directly from GitHub.

Contribution Activity

GitHub Stats

Top Languages

Top Languages