Harihara I ( 1336 -- 1356 CE ) , also called Hakka ಹಕ ಕ and `` Vira Harihara I '' , was the founder of the Vijayanagara empire .
Harihara I , ( 1336-1356 CE ) also called Hakka ಹಕ ಕ and `` Vira Harihara I '' , was the founder of the Vijayanagara empire .