Azemia competed at the IAAF World U20 Championships in July 2016 and was knocked out of the 400 metres hurdles in the semi-final round after his time of 51.64 seconds was not quick enough to qualify for the final. Earlier in the competition, he had run a Seychellois national junior record time of 51.50 seconds, to finish second in his heat and qualify for the semi-final round.