Khondkar is the founder of tradingninvestment.com, which specializes in quantitative and technical analysis of stocks, derivative (option), trading and investing. He previously worked as a trader in T3 trading, largest prop trading firm in North America, for 5 years and extensively gained hands on experience in Equity, derivative, technical analysis, quantitative analysis and risk management. Khondker has written frequently for investment oriented websites such as Yahoo, Quora. Khondker holds a MS in finance from Simon Graduate School of Business, University of Rochester. He is also currently pursuing a data analytic certification in Business Analytics Specialization from Wharton, University of Pennsylvania.