Sell cron, buy Airflow: Modern data pipelines in finance
November 29, 2019
Quantopian integrates financial data from vendors around the globe. As the scope of its operations outgrew cron, the company turned to Apache Airflow, a distributed scheduler and task executor. James Meickle explains how in less than six months, Quantopian was able to rearchitect brittle crontabs into resilient, recoverable pipelines defined in code to which anyone could contribute.