Bengaluru/New Delhi: E-commerce companies are gearing up for bumper festive season sales this year, over the next two months, with consumers expected to continue shopping online due to the pandemic.In recent months, as Indian consumers shifted to online buying not just in metros but in smaller cities and beyond, e-tailers have sharply expanded customer base, onboarded thousands of new sellers, set up dark stores and warehousing spaces, stepped up hiring in the run-up to the festive season.Festive season sales are expected to almost double in the next two months alone and touch $7 billion in gross merchandise value (GMV), compared to $3.8 billion in GMV sales in the same period last year, according to estimates from Internet research firm.