Born and raised in Armstrong, Santa Fe Province, Strappini started his career at Chacarita Juniors' youth set-up aged 14.
In 2006, he went on trial to Atlético Madrid reserve side, but he failed to join Spanish team after didn't reaching an agreement with the club.
In January 2007, Strappini joined to Chilean club Lota Schwager, freshly promoted to the top division.
He left Lota after the team's relegation and ended the entire season with 5 goals in 34 appearances.
[1] In January 2008, Strappini returned to Chacarita after being heavy linked with a move to Ecuadorian powerhouse Emelec.