1) Company referrals (Buddy reference)
2) Networking through friends, friend's friends ,Relatives , ( Anyone that you meet milkman , newspaper wala , Auto wala , Cab wala even they have relatives who work in companies so they can refer )
3) Networking through portals like Linkedin, Facebook, Brijj, indeed , etc.. also join Facebook groups helps a lot .
4) Newspaper Ads / classified Ads/ Free online classfied ads .
5) Google search / yahoo groups search
6) Hoardings is also used seldom- could cost you a bit