Debinash also featured in the 1958 Rovers Cup held in Bombay as a guest player for Keamari Mohammedan.

Debinash was also present in the team when Dacca defeated Karaci Blues 6–1 in the final held in Karachi.

The following year, he was the only East Pakistani player selected by coach, Sheikh Shaheb Ali, to represent the Pakistan national team at the 1964 Summer Olympics qualifiers.

[2][5] Following his retirement from football in 1969, Debinash began working as a salaried employee at the National Housing Authority.

[6] On 5 August 2005, Debinash's eldest son, Donald Debashish, requested aid from the Bangladesh Football Federation.