He is an experienced developer that has specialized in Scala development and performance analysis on the JVM over the five last years. He has experience with a wide range of technologies, from the PalmOS's network stack in C to billing systems using Smalltalk, contributing to several open source projects and creating how own, including the Activate Persistence Framework, a high-performance persistence solution, and Clump, a free monad that addresses the problem of knitting together data from multiple sources in an elegant and efficient way.