In 2012, he began his poker career playing private cash games in Texas. De Silva made his first WSOP final table in 2013 when he finished in seventh in the $1,500 Millionaire Maker event. In 2015, he won his first bracelet, outlasting a field of 1,655 in a $1,500 No Limit Hold'em event and earning $424,577. He also finished in 36th place in the Main Event that year. On Day 5 of the Main Event, he made a memorable call against Fedor Holz with on a board of after Holz had moved all-in on the river.