Preparing for Big Billion sale on Monday at Flipkart has been nothing short of a war-drill as the online retailer geared up to offer its customers whopping discounts. Flipkart scurried up a stand-by battalion of 10,000 workforce to prepare for the big bash and employees, ET learned, worked 12-hour shifts over the preceding Dussehra weekend. On D-Day, staff reported to work at 5:00 a.m to hit the ground running when the sale began. Though preparations started about three weeks back, the last one week the whole technology and marketplace team has been working at least 12 hours. Some of us are sleeping in office. Sachin has arranged for mattresses for all of us," said a senior technology department employee on condition of anonymity.

Read the Economic Times news report here.