Data analyst on Kcell's CVM team (a Kazakh mobile operator) in Almaty: monitors subscriber-base segments and churn risk, builds and deploys ML models (churn prediction, scoring, clustering), runs A/B tests, and answers ad hoc business questions using Oracle SQL/PL-SQL, Hive/Pig, Spark, and Python, with results visualized in Power BI, Excel, and PowerPoint.
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