Ho-A-Tham would sign his first pro contract with Utrecht-based club USV Hercules, where he struggled due to numerous injuries that kept him out for majority of the season.
In 2020, after football came to a halt during the COVID-19 Pandemic, Ho-A-Tham moved to Germany and signed with German lower league side Inter Leipzig.
[7][8] He would leave the club at the end of the season and transfer to FC Cosmos Koblenz, where he had his most successful career stint yet, scoring 19 goals in 36 matches.
[12] After leaving Karbach, he signed for Philippine club Dynamic Herb Cebu as a foreign reinforcement for the 2024 PFL season.
He would go on to have a successful but brief first season at the club, notching 11 goals and 9 assists,[15][16] including two hat-tricks against Don Bosco Garelli and Philippine Army.