We use a custom service that works similar to Segment (i.o.w. 500 loc that receive events and forward them to all sorts of systems). We then have Mixpanel for

We use a custom service that works similar to Segment (i.o.w. 500 loc that receive events and forward them to all sorts of systems). We then have Mixpanel for simple stuff and a big sql database that we use for research using SQL, PowerBI, Grafana for more complex things.