Sai Charan Reddy
Data Scientist
saicharan.reddy@example.com · +91 91XXX XXX47 · Hyderabad, Telangana · linkedin.com/in/sai-charan-reddy-example
Summary
Data scientist with 3 years of experience building machine learning models for credit risk and customer retention in lending and telecom. Works with Python, SQL, scikit-learn, XGBoost, PyTorch and MLflow, and has deployed models that measurably reduced loan defaults and churn.
Skills
- Python
- SQL
- scikit-learn
- XGBoost / LightGBM
- PyTorch
- NLP (spaCy, Transformers)
- PySpark
- MLflow
Core skills
Statistical modelling · Feature engineering · A/B testing · Model deployment · Stakeholder communication
Work experience
Data Scientist, Golconda Analytics Pvt Ltd, Hyderabad
Apr 2024 – Present
- Built an XGBoost credit-risk model for a two-wheeler loan portfolio, lifting Gini from 0.41 to 0.56 and reducing 90+ DPD defaults by about 14% over two quarters.
- Developed an NLP pipeline that classifies 25,000 monthly customer complaints into 18 categories with 89% accuracy, cutting manual tagging effort by 70%.
- Deployed models as FastAPI services with MLflow tracking and set up weekly drift monitoring.
- Present model results and cut-off recommendations to risk and business heads every month.
Associate Data Scientist, Deccan Telecom Insights, Hyderabad
Jul 2023 – Mar 2024
- Built a churn-prediction model for prepaid users; targeted retention offers reduced monthly churn in the pilot circle from 3.2% to 2.6%.
- Wrote SQL and PySpark pipelines to create features from 40 million monthly call and recharge records.
- Designed A/B tests for retention campaigns and reported uplift with confidence intervals.
Education
M.Sc., Statistics
2021 – 2023
Bhagyanagar College of Science, Hyderabad · 8.6 CGPA
B.Sc., Mathematics, Statistics and Computer Science
2018 – 2021
Krishna Valley Degree College, Nalgonda · 82%
Certifications
- NPTEL – Introduction to Machine Learning, NPTEL (IIT Madras), Apr 2022
Languages
English (Professional) · Telugu (Native) · Hindi (Fluent)