In 2018, he and his wife founded a start-up named DeepTranslate Limited currently based in the Hong Kong Science and Technology Parks.
Before his appointment in Hong Kong, he held a variety of teaching positions in a number of universities in the US and Canada.
Chin was recruited to head the Computer Science Department at the University of Hong Kong.
[1] Chin was the project leader for a study commissioned by a Select Committee of the Legislative Council of Hong Kong into the cause of delays to the start of operation of the new Hong Kong International Airport at Chep La Kok.
In 2001, he was seconded to act as the interim CEO of the Hong Kong Domain Name Registration Company.