He attended a high school in Košice, Czechoslovakia, and graduated in 1953. He had a lifetime passion for mountaineering, climbing Matterhorn and Kangchenjunga, among other peaks. On October 15, 1984, he reached the summit of Mount Everest without oxygen with Zoltán Demján and Sherpa Ang Rita. Together with Zoltan Demján, he was the first Slovak climber who reached the summit of Mount Everest. During the return they separated and Psotka accidentally fell 1,000 meters to his death.