Data Scientist - Marketing, Sales, Network Data Analytics
Key Achievements:- Curated analytics data from extensive 150mio userbase using Spark, HiveDB and PostgeSQL to generate insight and presented to Top Management.- Project Lead: Successfully led the Project Autonomous Network team, delivering two crucial models within the timeline.- Revenue Growth: Developed a recommendation model (Project Harvesting) that generated an over 900 million revenue increase.- Customer Retention: Created a prevention model (Project Core Retention), leading to a 79% improvement in average ARPU and an 800% efficiency increase in related tasks.- Operational Efficiency: Enhanced the existing WiFi detection model (Project Wifi Detection) by 23%, serving as a foundational dataset for multiple divisions.- Cross-functional Collaboration: Delivered eight improved stimulation models (Project Micro Segmentation), enhancing their usability for non-technical stakeholders.- Innovation: Introduced a new geospatial feature (Project FMC) and designed segmentation models (Project Postpaid Segmentation) for broader business application.- Developed Power BI Visualization to monitor and simulate population movement across district in DKI Jakarta as part of Kemenko Marves collaboration initiatives.Responsibilities:- Collaborate with business users across various Telkomsel divisions to identify and solve complex problems.- Develop, test, and maintain advanced analytical models using machine learning and statistical techniques.- Create insightful visualizations and dashboards to communicate data-driven insights to stakeholders.- Champion knowledge-sharing through internal training sessions and presentations.