Manish Halwale
I approach data science and analytics with a highly logical and pragmatic mindset, driven by a deep sense of accountability and determination. My diligence ensures that I consistently deliver precise, impactful solutions, operating with the autonomy needed to architect robust analytical frameworks.
Experience
Lead Assistant Manager, Data Science & Analytics
EXL Services Pvt. Ltd. · Dec 2023 – Present
- Deliver end-to-end data science solutions for global banking clients, architecting forecasting and predictive models across 95+ KPIs and 2,600+ branches, achieving under 3% MAPE.
- Built a Python/PySpark-based marketing ROI optimization engine on AWS to allocate $500M+ in annual credit card marketing spend across acquisition channels, maximizing NPV under expense, account, and risk-weighted asset (RWA) constraints.
- Developed a customer default prediction (PD) model using Logistic Regression, Decision Trees, Random Forest, CatBoost, and XGBoost; built vintage-level delinquency (DPD bucket) tracking to assess borrower risk behavior across loan products.
- Engineered a hybrid Prophet-XGBoost vintage forecasting model (custom cash-flow engine) achieving under 3% MAPE for capital, interest, and reserve forecasting across products, territories, and branches; deployed via Tableau dashboards.
- Built an NLP- and computer-vision-based OCR pipeline (Tesseract, EasyOCR, Hugging Face) to extract and validate data from 40,000+ scanned documents, detecting fraudulent claims and mismatched-item disputes at 98%+ accuracy; used Hadoop-based distributed processing to cut runtime from a day to 30 minutes.
- Applied K-Means clustering on AWS/PySpark to segment millions of customer records for customer lifetime value (CLV) analysis.
- Deliver model governance documentation (AMR, MDD, MCA) and mentor junior analysts on modeling and delivery standards.
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Education
B.Tech, Engineering
Indian Institute of Technology (IIT), Hyderabad · 2019 — 2023
Contact details
Contact details
Manish shares this with people who ask. You'll hear back either way.
What drives their work
The Architect
You design and construct robust, scalable data solutions that deliver measurable business value.
Manish's superpower
You excel at meticulously engineering complex data science and machine learning models to achieve high accuracy and automate critical business processes.
How Manish works
You would excel in teams that value deep technical expertise, end-to-end ownership of data products, and a focus on building robust, scalable AI/ML systems.
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