I like linux, and console. Bash Script, git, and C++ are my best friends.
I do the Android framework maintenance for 4 years. I am familiar with Sensor, Input, USB, MTP, and Storage system services.
And I also have the experience of Linux drivers (battery,power) development for 1 year.
I do some hobbies on arduino and raspberry pi. I use them for developing my intelligent house. I have a cellphone-controlled gate lock, and the cellphone-controlled air conditioner.
Now I am developing the VR system. I learned OpenGL, Android native coding, and game engines.
Other habbies are the Go (a kind of Chinese chess), make 3DPrintings, TheElderScrolls, Grand Turismo, Minecraft, Racing and Photos.