Quantopian presented at the New York Software Engineers meetup last week. As somebody who has built proprietary backtesting software before, I applaud their ope

Quantopian presented at the New York Software Engineers meetup last week. As somebody who has built proprietary backtesting software before, I applaud their open-source approach to this problem. They have some recorded presentations on their blog for anybody who is interested http://blog.quantopian.com/ http://blog.quantopian.com/