Data Science Manager at Merkle-Dentsu Indonesia

Managed a remote 15-member data science and analyst team delivering production-grade, end-to-end cross-functional AI solutions for automotive, telecom, banking, insurance, and e-commerce clients. Engineered cross-sell/upsell and revenue growth models using Learning-to-Rank and TwoTower approaches, and built behavioral scoring for revenue growth. Built an LLM-powered RAG chatbot with Gemini and Dialogflow on GCP. Optimized customer data platforms into curated “gold layer” datasets on BigQuery, and designed MT A models in Looker for customer journey insights. Mentored team members and drove strategic analytics initiatives with business partners.

Sr. Data Scientist at Sinar Mas

Advanced from Data Scientist to Sr. Data Scientist over ~3 years, leading AI initiatives across forestry, supply chain, and marketing. Spearheaded deep learning for remote sensing tasks including tree recognition, flood detection, weed classification, plant health monitoring, and blank-spot identification to deliver operational intelligence for large-scale plantation management. Engineered ML models for ROI estimation, user targeting, community macro-control, and sales forecasting. Applied consumer behavior analytics and experimental analysis to refine product and recommendation strategies, and managed end-to-end ETL, feature engineering, and hyperparameter tuning using Python, R, Spark, and SQL while upgrading legacy systems into production-grade mobile apps and dashboards.

Data Scientist at GSMA International

Deployed end-to-end managed survey data workflows for a GSMA electrification project in Sumba. Built and validated ODK forms, cleaned and validated incoming data, performed statistical analysis, created visualizations, and engineered predictive features. Applied machine learning to model household income and expenditures. Delivered clear insights and reports to researchers and program stakeholders.

Data Analyst at Electric Vinee Industries

Designed and maintained large-scale MySQL databases ensuring data accuracy and analytical readiness for enterprise decision-making. Built interactive dashboards using Power BI and Looker Studio for real-time monitoring and KPI reporting. Analyzed customer behavior patterns with Tableau and Excel to extract actionable insights influencing marketing and product strategies. Developed predictive and descriptive ML models in Python and R tailored to survey-based assessment needs. Presented complex findings to cross-functional stakeholders, translating data into clear business recommendations. Automated manual reporting workflows to reduce turnaround time and published professional technical documentation using LaTeX to ensure knowledge consistency across the team.

Data Analyst at Bolttech.io (formerly AmTrust Mobile Solutions)

Applied sampling, causal analysis, and time series modeling to mine CRM data for an insurance tech firm. Analyzed customer behavior to optimize product development and marketing. Produced daily/weekly/monthly/annual KPI reports. Used Python and R to deliver data-driven recommendations that streamlined claims, improved customer satisfaction, and accelerated decision-making. Supported reporting and analytics cadence for ongoing business operations.