Janson Liu

Full-stack software Developer at Athelstone Tennis club

Designed and developed a tennis club management app to manage players, bookings, notifications and payments using Android SDK and Kotlin. Integrated with a NestJS backend, implemented MVVM/Clean Architecture, and leveraged Firebase services for auth and analytics. Wrote unit and UI tests, and collaborated with coaches and staff to refine requirements.

Senior Android Developer at Two Bulls/DEPT

Translated requirements into functional mobile solutions, kept up-to-date with industry trends, and collaborated with teams to enhance app functionality. Diagnosed complex issues, delivered builds to QA, and integrated backend REST APIs. Projects included Odd Squad and Service Victoria App with architecture design and CI/CD pipelines.

Senior Mobile Developer at PixelForce

Designed and implemented Android app features, integrated backend services via REST APIs, refactored and optimized code, and maintained CI/CD pipelines. Also contributed to iOS app maintenance and resolution of issues.

Freelance Programmer at Freelance Programmer

Maintained an Android shopping app for an outsourced project. Implemented Alipay and WeChat payment SDK integrations, performed testing and debugging to ensure app quality.

Software Developer at Beijing Digital Grid Technology Co. Ltd

Translated requirements into functional solutions, wrote unit tests for mobile code, debugged critical issues, used SVN for version control, implemented SQLite databases and push notifications, and integrated 3rd party APIs.

Embedded Software Developer at TaiHang Avionics Equipment CO. Ltd

Wrote programs for Freescale ARM, configured and integrated bootloader, performed schematic drawing and PCB design, and wrote test cases for unit and system testing.

Feature Phone Application Developer at TaiHang Avionics Equipment CO. Ltd

Developed core features for feature phone applications, implemented and tested functionality, and integrated with backend services as needed.

Web Developer at Beijing Digital Grid Technology Co. Ltd

Maintained existing websites, created HTML markups per design layouts, conducted usability tests, validation, debugging, accessibility improvements, and documentation.