Akka persistence == event sourcing in 30 minutes

Distributed Consensus A.K.A. "What do we eat for lunch?"

Open soucerers - jak zacząć swoją przygodę z open source

Ebay legacy-code-retreat

Disrupt 2 Grow - Devoxx 2013

Android my Scala @ JFokus 2013

GDG JUG Hackerspace - Kraków, Poland

Scala dsls-dissecting-and-implementing-rogue

Effective Git

Git tak po prostu (SFI version)

Android at-xsolve

Scalding - the not-so-basics @ ScalaDays 2014

Scalding - Hadoop Word Count in LESS than 70 lines of code

DDDing Tools = Akka Persistence

Gdg kraków hello talk 2012

Scala Types of Types @ Lambda Days

HBase RowKey design for Akka Persistence

KrakDroid: Scala on Android

Reactive Streams / Akka Streams - GeeCON Prague 2014

[Tokyo Scala User Group] Akka Streams & Reactive Streams (0.7)