Boston based digital marketing company, Epsilon to hire 600 engineers for its Bangalore center by the end of 2016. The company has around 400 employees in India; new hires will work at Bangalore center. The company will hire fresh graduates across the positions like data analytics, and running digital campaigns and experiences. The fresh hiring will make it the largest centre outside of the US. Epsilon is a market leader in email marketing and measuring loyalty. The company gets most of its revenue from sectors like automotive, financial sector and retail. It also does offline marketing for the brands like Google, Adidas, American Express and General Motors woks with.