Sai Katteboina
Data Scientist | 4+ Yrs in ML, NLP, and Cloud AI | Transforming Data into Growth
- Role
- Data Scientist at Cigna Healthcare
- Location
- Boston, MA, US
- LinkedIn followers
- 500 followers
About Sai Katteboina
AI & Machine Learning Engineer with 5+ years of experience building production-grade…
Experience
Data Scientist
Oct 2024 — Present
Engineered and deployed a pension transfer risk prediction model using Python, R, and TensorFlow, delivering a 35% uplift in predictive accuracy and improving financial risk assessment processes. • Orchestrated the integration of 20M+ records (46 features) through scalable ETL pipelines in Python, SQL, and AWS Glue, ensuring clean, consistent, and analysis-ready datasets for advanced modeling. • Optimized ML performance by applying Grid Search CV and SMOTE for class imbalance handling, and successfully deployed models in AWS SageMaker, achieving scalable, production-grade reliability. • Designed executive-level dashboards in Tableau and Power BI that transformed raw data into actionable insights, driving 20% gains in operational efficiency and enabling data-driven decision-making. • Built and trained an LSTM-based sentiment analysis model with 92% classification accuracy, empowering marketing teams to launch targeted campaigns that boosted customer engagement by 18%. • Accelerated NLP pipelines by 10% through the integration of Hugging Face Transformers, enhancing real-time text processing capabilities and reducing computational overhead.
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