Born in Ukraine in 1984 and holding Australian citizenship, Alexander began his piano studies at the age of seven and gave his first concerto performance when he was nine years old. At the age of 13, Alexander moved to Sydney where he lived until 2006. He won First Prize and Gold Medal at the Horowitz International Piano Competition (1999), First Prize at the Hamamatsu International Piano Competition (2000), and Gold Medal at the Arthur Rubinstein International Piano Masters Competition (2005).

As a recitalist Alexander has performed at the Musikverein in Vienna, Tonhalle Zurich, Victoria Hall Geneva, Southbank Centre’s International Piano Series, Wigmore Hall, Concertgebouw Master Pianists Series, Suntory Hall, Tokyo Opera City Hall, Great Hall of Moscow Conservatory, Cologne Philharmonie, Tokyo City Concert Hall, San Francisco, Sydney Recital Hall and Melbourne Recital Centre.