Alfred Berger competed together with Helene Engelmann, who had skated pairs before World War I with (non-Olympian) Karl Mejstrik. Berger and Engelmann won all three consecutive Austrian Championships, in which they participated, from 1921-23. They competed twice at the World Figure Skating Championships, winning the title on both occasions – 1922 and 1924. Both also consequently won the Olympic gold medal at the first Winter Olympics held in Chamonix.
In addition to his skating career Berger was an Austrian champion in rowing and bobsledding. After his sports career, he owned a seed store. He was married to opera singer Dagmar Schmedes, daughter of the famous Danish tenor Erik Schmedes.