MS Finance Applications

Quantitative Trading

Coursera Computational Investing (Part I)

Quantopian - Learn to use quantitative trading skills from the Courserea courses by backtesting your skills. Use more sophisticated code (Python) to create a trading strategy and backtest it on Quantopian. If you're good - you can enter the monthly contest for the best algo.

There is also a set of trading algorithm basics and more advanced tutorials available in the learning section.

Other DIY quant sites

https://numer.ai/

https://websim.worldquantchallenge.com/

https://algorithmictrading.net/