Jon began using Postgres heavily around 7.4 as a backend for a medical billing company called Progressive Practice. He has since worked as a Postgres DBA first at BlueTie, then Rackspace, then as a Senior Database Developer at Enova Financial. He is now the Sr. Postgres DBA for Bitbucket Cloud at Atlassian. He has attended just about every US and Canadian PG conference since 2005, spoken at 7, including e in Europe (Amsterdam, Prague, Madrid), as well as organized a previous PostgresOpen and an Austin PGDay, plus runs the Austin PG User Group. He had a minor patch accepted to 9.3, and owns the only known PostgreSQL branded motorcycle: http://www.thewickedtribe.net/~mojo/bike/right.jpg You can find him on IRC in #postgresql on freenode as StuckMojo.
