Despite his young age Tarulis soon became the leader of the club which finished third in the Riga league in 1926.
For the first time Tarulis was called up to the Latvia national football team before the 20 July 1926 international friendly against Sweden.
[2] However Tarulis was not selected to play against Sweden and had to await his international début for one more year.
In 1927 Tarulis participated in a friendly match where a combined Amatieris, LSB Riga and RFK squad played against the Czech club SK Židenice.
[3] Tarulis played his first and only official international match for Latvia on 11 September 1927 as it lost 1–3 in a friendly against Finland in Helsinki.