Work / How can I find a job in Poland especially in Warsaw? I am from China, I have polish wife. [3]

Hello, I am from China, I have polish wife. I still live in China and work in company as a customers' manager, but at end of this year, i plan go to Poland and start life here. where should I look for job? Maybe someone knows some job recrutation agency in Poland, especially in Warsaw? I am glad for your help! ;) thank you