Polymer project presentation
Polymer Code Lab in Dart - DevFest Kraków 2014
Polymer
Polymer vs other libraries (Devfest Ukraine 2015)
Toolkit of modern web development (DevFest Košice 7.5.2016)
Progressive web apps - prepare your web for 2017 (Devfest Ukraine 2016)
Progressive web apps prepare your web for 2017 (GDG ČVUT Prague 20.11.2016)