Ahead of UK-based start-up Revolut's expansion into India, the fintech company has appointed Paroma Chatterjee as India Chief Executive Officer (CEO). Chatterjee is an IIM-Lucknow graduate and has 15 years of experience working with Lendingkart, Flipkart and Kotak Mahindra Bank. Revolut is worth $5.5 billion, and deals with money transfer and exchange, stock trading, loans and wealth management.