Quantopian Joins Robinhood To Unlock Finance read more. : The Nitty-Gritty: Founded in 2011 to inspire and unlock access to algorithmic investing, Quantopian’s co-founder and CTO John Fawcett released a blog post on his team’s intent to integrate with commission-free broker Robinhood. “The Quantopian team is joining Robinhood to continue to pursue our passion for opening access to markets and democratizing the financial system,” he said.