Shisrut S.
Data Scientist
Shisrut is a Data Scientist with seven years of commercial experience, specializing in Machine Learning, Deep Learning, Time Series Forecasting, and Optimization Techniques.
Proficient in Python, TensorFlow, Scikit-learn, and advanced ML frameworks, he seamlessly integrates predictive modeling with real-world decision-making. His expertise lies in combining ML-driven forecasting with optimization strategies to maximize business impact.
One of his most notable achievements includes optimizing Homepage Tile Arrangements using a Two-Stage ML Framework. By leveraging time series forecasting and reinforcement learning, he significantly increased Product Page Visits and Add to Bag actions. This self-optimizing system adapts in real-time, ensuring scalability and long-term success.
Main expertise
- Python 7 years
- SAS 5 years
- SQL 7 years
Other skills
- Matplotlib 3 years
- BeautifulSoup 2 years
- R (programming language) 1 years
Selected experience
Employment
Lead Data Scientist
Apple - 3 years
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Designed and implemented a data-driven homepage tile optimization system, dynamically adjusting placements based on user engagement patterns;
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Aggregated and analyzed time-series data on impressions, clicks, and "Add to Bag" actions to uncover user behavior trends;
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Engineered advanced features (e.g., temporal trends, engagement metrics) to enhance the predictive accuracy of optimization models;
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Developed and validated an XGBoost model to predict "Add to Bag" rates, using Mean Absolute Error (MAE) and R-squared for performance assessment;
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Integrated Thompson Sampling (Multi-Armed Bandit) for real-time tile placement optimization, adapting dynamically to user interactions;
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Automated the optimization process, ensuring continuous improvements without manual intervention.
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Monitored and fine-tuned the model’s performance, achieving a 15% increase in "Add to Bag" actions and directly boosting revenue;
Technologies:
- Technologies:
Python
SQL
Pandas
NumPy
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Lead Data Scientitst
Apple - 2 years
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Led a team of data scientists to develop an unsupervised learning framework for visitor segmentation using Adobe Clickstream data;
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Designed and operationalized a bi-weekly MLOps pipeline to automate data ingestion, feature engineering, model retraining, and performance monitoring;
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Enhanced targeted marketing campaigns by implementing data-driven visitor segmentation, improving personalization and engagement;
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Optimized marketing budget allocation through intelligent resource distribution, maximizing ROI;
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Integrated segmentation insights into a conversational Tableau (ThoughtSpot) dashboard for real-time data accessibility, model governance, and strategic decision-making;
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Improved conversion rates, A/B testing effectiveness, and marketing efficiency by enabling data-driven decision-making.
Technologies:
- Technologies:
Python
Machine Learning
MySQL
-
Senior Data Scientist
CITI - 3 years
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Led cross-functional collaboration with model development, deployment, monitoring, risk, and fair lending teams to ensure seamless ML model lifecycle management;
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Managed a portfolio of 37 ML models in production, overseeing performance monitoring, recalibration, and compliance adherence;
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Developed and automated MLOps pipelines, significantly reducing turnaround time (TAT) for model updates and deployments;
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Conducted root cause analysis and model recalibration, improving performance transparency and regulatory compliance;
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Implemented workforce optimization strategies, minimizing redundancies and improving operational efficiency;
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Enhanced regulatory compliance and fair lending governance, ensuring model transparency and justifiable decision-making;
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Designed data-driven storytelling and documentation frameworks, providing clear insights into model decisions for stakeholders.
Technologies:
- Technologies:
Python
SAS
SQL
Machine Learning
-
Data Scientist
Ameriprise Financial - 2 years
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Developed and deployed an Auto Fraud Detection System using NLP techniques and pre-trained models (BERT, GloVe) to analyze First Notice of Loss (FNOL) data and detect fraudulent claims;
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Designed a multiclass claims triaging model to forecast claim urgency and litigation potential, optimizing resource allocation and response times;
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Implemented fraud classification models with high accuracy, reducing financial losses and manual investigation efforts;
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Predicted claim severity ($) to enable proactive fraud detection and investigation prioritization;
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Integrated the system into the claims workflow, enhancing operational efficiency and reducing litigation costs;
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Achieved quarterly savings of $250K by improving fraud detection and claims processing efficiency.
Technologies:
- Technologies:
Python
SAS
SQL
Machine Learning
-
Data Scientist
Ameriprise Financial - 2 years
-
Developed classification models to predict customer responses to marketing campaigns and cross-selling initiatives, leveraging behavioral data, demographics, and engagement history;
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Applied advanced ML techniques to refine audience segmentation, improving conversion rates and customer engagement;
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Implemented MLOps pipelines to automate model development, deployment, monitoring, and recalibration for continuous optimization;
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Designed real-time monitoring reports, providing insights into campaign performance, model robustness, and profitability (PnL tracking);
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Optimized budget allocation strategies, ensuring marketing spend was maximized for ROI;
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Established a structured monitoring system to track long-term model performance and campaign effectiveness.
Technologies:
- Technologies:
Python
SAS
- Data Science
Machine Learning
MySQL
-
Education
MSc.Data Science
Birla Institute Of Technology · 2024 - 2025
BSc.Computer Science
Vellore Institute Of Technology · 2013 - 2017
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