Postdocs (Bioinformatics/NGS data science) from university of Toronto get Salary or stipend
Postdocs at the University of Toronto are employees.  Postdoctoral research fellows are unionised as part of CUPE 3902 Unit 5.  Although some agencies would like to treat postdocs as trainees, they are not.

The salaries at the University of Toronto for postdocs vary enormously, from less than $35k/year (in humanities) to over $70k/year (in computer science).  There is no general salary scale.