[2] Tramèr has also won a number of gold medals at the World Rowing Championships.

He also competed in the Men's lightweight coxless four event at the 2012 Summer Olympics.

[4] The team of Tramèr, Simon Schürch, Simon Niepmann and Mario Gyr finished in 3rd in the men's lightweight four at the 2010 European Championships, 6th at the 2011 World Championships, and improved to 5th at the 2012 Olympics.

[5][6][7] After the 2012 Summer Olympics, Tramèr competed in the lightweight pairs with Simon Niepmann winning the 2013 and 2014 World and European titles.

[12] In 2015, Tramèr won the World and European men's lightweight four titles with Schürch, Niepmann and Gyr.