Sébastien Doeraene is a compiler/runtime systems hacker and a Scala enthusiast. He is a PhD student at EPFL in the programming methods laboratory (LAMP) led by Martin Odersky, also known as the Scala team, where he designs and develops Scala.js. He holds bachelor and master degrees in computer science engineering from Université Catholique de Louvain in Belgium. When he is not busy coding, he sings in choirs and a cappella groups, or he plays unicycle basketball.