1) Use Python, Numpy, Scipy, Pandas, TA-Lib, MongoDB to write the core engine code and employ Django with Postgres to develop a Restful-based API backend.
2) Frontend developed using React, ReactStrap, Node.js and other JS technology
3) Official alpha version of Crystal Ball released August 10, 2018. To date, we have achieved a stable 1000 monthly organic users without spending any advertising dollars.
4) Actively reach out to the retail investors to gather feedback on the alpha version and developed features to address needs and concerns.