India-based tax software startup ClearTax raised a $12M Series A from SAIF Partners.  Backers in its Series Seed financing, executed just one month ago, include Founders Fund, Sequoia, and notable angels such as PayPal co-founder Max Levchin, early WhatsApp exec Neeraj Arora and AngelList’s Naval Ravikant.  The company, best known for simplifying tax filings for individuals in India, plans to expand its product offerings for businesses and investments.