Fei Liang
liangfeidotme
Founder of @Hefengcloud / Maintainer of @senluoshe / Full Stack Developer (Django & React & Flutter)
hefengcloud.com Hangzhou, Zhejiang, China
Markus Junginger
greenrobot
CTO and co-founder at objectbox.io, creator of EventBus and greenDAO.
@objectbox Berlin
Mark Murphy
commonsguy
Author of several books on Android app development (https://commonsware.com)