Facts: - statyear: august 30 , 2015 - statlabel: win -- loss record earned run average strikeouts whip - number: 30 - position: relief pitcher - statvalue: 7 -- 6 4.13 163 1.39 - caption: justin september 27 , 2012 de fratus during batting practice in philadelphia on - throws: right - bats: switch - debutdate: september 18 - debutteam: philadelphia phillies - team: philadelphia phillies - birth date: 21 october 1987 - name: justin de fratus - image: 2012 09 27 phillies 008 justin de fratus.jpg - birth place: oxnard , california - debutyear: 2011 Based on these bullet points, write a short biography describing the life of justin de fratus .
A:
justin andrew de fratus -lrb- born october 21 , 1987 -rrb- is an american professional baseball relief pitcher for the philadelphia phillies of major league baseball -lrb- mlb -rrb- .de fratus grew up in oxnard , california and played baseball in high school prior to playing at ventura college .the phillies selected him in the 11th round of the 2007 major league baseball draft .he methodically moved his way up through the phillies system , spending about one year at each level from rookie to class a , and then moving through two levels per season in 2010 and 2011 .in 2011 , de fratus made his mlb debut , and by 2013 , he was a regular member of the phillies bullpen after a few years of splitting time between the major leagues and triple-a .in 2014 , he used his slider to '' dominate the league '' , and establish himself as a reliable reliever capable of pitching in late-inning situations .de fratus has a two-pitch repertoire that consists of a fastball and a slider , the latter of which is his out pitch .he embraces a propensity to work quickly on the mound , and use a lower arm slot .off the field , de fratus is a member of the roman catholic church , and uses baseball to strengthen his faith .he sees evangelism as a duty of christians , and would like to go to seminary when he finishes his baseball career .