Selezniev won, ahead of Vsevolod Rauzer, at Poltava 1927 (4th UKR-ch, off contest), and tied for 3rd-4th at Odessa 1928 (5th UKR-ch, Yakov Vilner and Vladimir Kirillov won). He was eliminated in the quarter-final of play at Odessa 1929 (6th USSR-ch). He tied for 4-6th in the semi-final of 7th USSR-ch in 1931.
Selezniev took top honors, outperforming Vsevolod Rauzer at Poltava 1927 (4th UKR-ch), and finished third to fourth alongside Yakov Vilner and Vladimir Kirillov at Odessa 1928 (5th UKR-ch). He was eliminated in the quarter-final round of competition at Odessa 1929 (6th USSR-ch). Selezniev tied for fourth to sixth place in the semi-final of the seventh USSR-ch in 1931.