I have been in conversations with someone who wants to do something just like this. I shared with him this recent paper that suggests LSTM can produce better re

I have been in conversations with someone who wants to do something just like this. I shared with him this recent paper that suggests LSTM can produce better returns than the market. (https://onlinelibrary.wiley.com/doi/10.1002/for.3021?af=R https://onlinelibrary.wiley.com/doi/10.1002/for.3021?af=R) . He will need simulation/back-testing system. Will yours be Cloud / Self-hosted / Open-source / Subscription based ?