He is the holder of the Latvian record in decathlon, which is 8312 points. Eriņš reached it in the 2011 Latvian Championships, which he won.[1] He was qualified for 2011 World Championships in Daegu, South Korea and appeared on the entry list,[2] but didn't compete due to injury.[3]
He made his bobsleigh Europa Cup debut in November 2013 in a four-man race at Altenberg where his crew finished sixth.[4] He made his first appearance in the Bobsleigh World Cup in the four-man event at St. Moritz in January 2014, where his sleigh scored an 18th place.[4]