Braal was head coach of Rotterdam Basketbal for five years, from 2003 till 2008. After that he became head coach of West-Brabant Giants. He led the team to the Dutch Finals for the first time in club history, in 2009-2010.
In 2011 he signed with Aris Leeuwarden.
In 2012-2013 he led Aris to the Finals, also for the first time in history. His team surprised everyone by beating heavy favorite EiffelTowers Den Bosch in the semifinals.
In March 2014, he signed with the Austrian team Oberwart Gunners. In June 2015, he signed a two-year deal with Donar Groningen.