Please help me so that I can apply online for restaurant job near Corona NY?

I have been living in Corona since 2004. I am permanent resident in US. Three months ago I visited Bangladesh to meet my parents & relatives. But after coming back NY, I come to know that Restaurant authority employed another Bus Boy. Actually I have experience like cashier, Sales ociate & Buy boy in five star restaurant. Please show me some way how to get vacancy news so that I can get job in NY within a week. Please ist me.