If you belong to BPO background then its your place , you grow to maximum career limits. But for other technologies is a dead end. Once you join your market share will go down drastically, you will never get call from other big companies for offer.
You may be L3 or L4 before joining Genpact. Post Genpact other companies will treat you like L1-L2. Company still has Legacy old employees who has a monopoly. New comers usually leave in 1-2 yrs. Complete BPO culture.