Industry
Global D2C Retail · 4M+ customers · Multi-market
Challenge
Churn model ran in ad-hoc Python notebooks with 24-hour refresh lag. Marketing relied on engineering for every audience update, slowing activation.
Solution
Mavlers moved modelling to Databricks AutoML with scheduled retraining via Workflows. Churn scores synced via Hightouch to Braze, triggering personalized winback journeys.
Outcome
AUC improved from 61% to 78%
+22% winback revenue in 90 days
Segment refresh time reduced to 45 minutes

Stack
Databricks AutoML · Databricks Workflows · Delta Live Tables · Hightouch · Braze











