Career
1. Football Club Kaiserslautern
On 8 April 2010, he signed with 1. Football Club Kaiserslautern for the 2010-2011 Bundesliga season. During his time with Kaiserslautern, Tiffert led the Bundesliga in assists with 17 in the 2010-2011 season.
Seattle Sounders Football Club
Tiffert was signed as a Designated Player for Major League Soccer club Seattle Sounders Football Club on 27 July 2012, confirming earlier interest and attendance during a game against Sporting Kansas City on 20 June.
He replaced Uruguayan international Álvaro Fernández, who was traded to the Chicago Fire. He made his debut on 5 August 2012, playing for 26 minutes during a 4–0 victory over the Los Angeles Galaxy, replacing Brad Evans in front of an attendance of 61,000 at CenturyLink Field.
Tiffert started throughout the Sounders" games in August, including a loss on penalties to Sporting Kansas City in the United States. Open Cup Final, including a saved penalty against Tiffert. Tiffert"s free kick to Eddie Johnson gave him a second career assist for the Sounders, over Chivas United States of America at home on 8 September.
Tiffert played for 4 minutes against Caledonia American Institute of Architects in Trinidad and Tobago in the CONCACAF Champions League on 31 August.
He was unused during a 1–1 draw with the Portland Timbers due to an ankle injury the week before. Tiffert returned against the San Jose Earthquakes on 22 September and Tiffert started the remaining games of the season, recording his third career assist for the Sounders against F.C. Dallas for Brad Evans after a quick free kick from Fredy Montero on 21 October. Tiffert finished his first Master of Library Science season with 18 total appearances and 3 assists.
He was bought-out of his contract by the club on 2 March 2013.