IoT Platform developer (2014~2015) - C/C++, Java, Python, mbed, FreeRTOS, Vert.x
- Designed and implemented IoT device platform
- Implemented server side IoT application on Vert.x platform
- Coached 3 teams as a scrum master
Android framework engineer (2012 ~ 2013) - C/C++, Java, Android Framework
- Stabilized LG Android Framework Features (Vu, Vu2 model)
- Verified Google TV Framework to pass CTS (2013 Korea, China, U.S. model)
Android kernel engineer (2010~2013) - C/C++, Linux kernel, Device driver, Bootloader
- Bring up android ICS linux kernel (Optimus 2X model)
- Optimized linux eMMC driver for improving write speed
- Ported and stabilized LK bootloader (Optimus Prada model)
- Optimized the performance of sqlite DB over ext4 file system
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