Improving funnels processing from ~20 mins to seconds — GameAnalytics

Ramón Lastres

Last updated: Mar 17, 2025

min read

See how GameAnalytics uses Apache Druid and Theta Sketch for fast, scalable data analysis to power game insights.

Editor's note: we recently shared details of a major GameAnalytics update which includes a substantial overhaul to our product and infrastructure. Check it out for more context.At GameAnalytics we have been using Apache Druid and Imply (Imply.io) for over four years to power our analytical backend, allowing us to achieve a responsive frontend experience for our users. This is due to the low latency querying that Druid enables through the usage of approximation algorithms.Recently we had the opportunity to present the work behind our Druid implementation in the BigDataLDN 2022 event, where we covered our new funnels feature and the usage of the Theta Sketch algorithm from the Apache DataSketches library (https://datasketches.apache.org/).Here's a recording of the talk. Enjoy![feature_video url="https://www.youtube.com/watch?v=il84eH0kUyc"][/feature_video]