Have you seen the videos of the speeches from RedDotRubyConf 2017 conference that was held in Singapore last June? If not, we recommend you to do this!
As Ruby on Rails agency Syndicode always tracks different events from Ruby and RoR communities. Videos fromRedDotRubyConf are really worth watching. Among the speakers, you will find Yukihiro Matsumoto, Tim Riley, Aaron Patterson, and many others.
Find the list of videos here.