Roesler was a 22-time North Dakota state champion for Fargo South High School. She ran 2:06.82 as a semi-finalist to place 12th in the 800 metres at the 2008 United States Olympic Trials. Roesler placed 2nd in 2:07.41 behind Chanelle Price at the 2009 U20 USA Track and Field Championships. Roesler placed 2nd in 2:05.80 behind Ajee Wilson at the 2010 U20 USA Track and Field Championships. She earned a 9th place finish in the semi-finals at the 2010 World Junior Championships in Athletics in 2:04.34.