how long dose it take to prosses a working visa for canada?

Answer 1

Three months is the more or less the period for the processing of a visa from time of appointment until delivery of the visa.

Answer 2

The Canadian immigration application processing times provided are based on information from Citizenship and Immigration Canada and are updated on a regular basis. Although a useful benchmark, these application processing times are only averages and are historical in nature. Your particular application processing time may differ.
it all depends on your employer and his qualifications to hire you,and your qualifications,
it also depend on the origin of your country and all the papers that will be submitted for your job in Canada.
i cannot give you a time frame, only the gov. of Canada can answer this, and i would only be able to give you a guess.