Bērziņš began playing football with the mostly German sports club Union Riga in 1925.
With RFK, he won the Latvian Higher League title four times – in 1930, 1931, 1934 and 1935.
In total, Bērziņš played 40 international matches for Latvia from 1927 to 1936, being the fourth most capped Latvian football international behind Ēriks Pētersons, Jānis Lidmanis, and Alberts Šeibelis.
[2] After World War II, Bērziņš ended up in Germany, where he coached the local football club of FC Gundelfingen in 1946.
Another former Latvian international Harijs Lazdiņš played in goal for the Gundelfingen club.