Hausweiler had been starting his career at Borussia Mönchengladbach, a club he joined as a twelve-year-old in 1988 from VfR Neuss. Debuting for Mönchengladbach in the Bundesliga on 16 March 1996, Hausweiler was a permanent member of the Mönchengladbach squad since becoming professional at the start of the 1997–98 campaign.
Hausweiler's football journey began at Borussia Mönchengladbach, where he joined as a young player from VfR Neuss. He made his Bundesliga debut for the club in 1996 and has been a consistent member of their squad since becoming a professional footballer in 1997–98.