Integrated Video codec to Android platform. Customized Android Camera features (HAL, kernel). Customized Android Sensor features (HAL, kernel). Developed Android Application to automated test. Integrated Third-party framework and library. Built Gitlab CI/CD that helps internal members to build, test, and validate the code.

Developed Android fingerprint HAL that integrates with Qualcomm/MTK platforms. Developed Android applications that enable internal members to test, validate products, and demo for customers. Developed swipe enrollment that helps customers improve the user experience of the product. Implemented a new calibrated flow to reduce the FAR (False Acceptance Rate) by 50%. Implemented new interrupt flow to improve power consumption by reducing 20% of CPU usage. Built internal tools that help the SDK team analyze images. Built Gitlab CI/CD that helps the SDK team build, test, and validate the code.

Schematic review: Proximity sensor, Light sensor, Accelerometer, Compass. Integrated Sensor driver to the Qualcomm and MTK platforms. Developed sensor calibration flow that improves the quality of mass production. Developed Automatic Light Control in frameworks that help customers improve user experience. Implementing features according to customer requirements. Knowledge of Android HAL. Knowledge of Android Frameworks.