Hi, I'mVinay
I'm a
I build production ML systems for payments risk, churn prediction, and health scoring with A/B experimentation across AWS and GCP.
Turning Data Into
Intelligent Solutions
Vinay Chanamallu
Data Scientist & ML Engineer
Data Scientist / ML Engineer with 3+ years of experience building ML models, feature pipelines, A/B testing workflows, and cloud AI systems across healthcare, payments, churn, and forecasting. Strong in Python, SQL, PySpark, TensorFlow/Keras, XGBoost, LightGBM, SHAP, GCP, AWS, BigQuery, Redshift, SageMaker, Vertex AI, and MLflow. Focused on turning messy data into reliable models, explainable insights, and measurable business impact.
Professional
Journey
Machine Learning Engineer
Sep 2025 - Jan 2026heal.ID
Internship
Junior Data Scientist
Feb 2022 - Jul 2024EPAM Systems
Research Assistant
Aug 2021 - Feb 2022Jawaharlal Nehru Technological University
My Tech Stack
Expertise across machine learning engineering and deployment technologies
Core Programming
5 skills
Machine Learning
6 skills
Deep Learning
5 skills
MLOps
5 skills
Big Data & Cloud
5 skills
Visualization
5 skills
Click on any card to explore skills in orbital view
Featured Work
Data science, ML, and analytics projects delivering real impact
Ollama Poker Agents
Local Texas Hold'em simulator where five Ollama-backed agents play streamed hands and tournaments on a FastAPI web table, returning structured JSON actions and live reasoning.
Telco Churn Prediction
Production-style churn system with XGBoost, SHAP, threshold tuning, retention ROI simulation, and a GCP stack across Cloud Run, GCS, Eventarc, BigQuery, Vertex AI, and a live dashboard.
CATT Lab Crash Clearance
Transportation safety research with UMD CATT Lab. XGBoost pipeline with VIF multicollinearity reduction, reducing unexplained variance by 6x.
Medical Image Classification
Automated pneumonia detection from chest X-rays using deep learning. Achieved 95.21% accuracy with EfficientNetB0 on 5,840 real chest X-ray images.
Airbnb High-Booking Prediction
Competition-winning model (3rd place) for identifying high-booking Airbnb listings using stacked ensemble with SHAP explainability.
Flight Delay Prediction
End-to-end ML pipeline predicting flight delays from 3.6M+ BTS records with weather API and geospatial clustering.
RAG Chatbot
Retrieval-Augmented Generation chatbot leveraging advanced NLP for contextually relevant responses.
Financial Market ML Analysis
Stock prediction system with real-time Yahoo Finance data achieving 99.26% R².
Energy Forecasting
Time series forecasting for India's energy consumption using ARIMA, SARIMA, and LSTM.
Movie Sentiment LSTM
Sentiment analysis using LSTM networks. 90-95% accuracy on IMDB 50k reviews.
LLM 101: Bytes to GPT
Educational project building a tiny GPT model from scratch with tokenization.
Hand Gesture Counter
Real-time hand gesture recognition with MediaPipe and text-to-speech.
E-Commerce Analytics
SQL-based analytics with RFM segmentation, cohort analysis, and churn prediction.
Amtrak Performance Analysis
SQL analysis of Amtrak operations reducing delays by 12% through buffer optimization.
Airbnb NYC Dashboard
Interactive visualization of NYC Airbnb listings with pricing analysis, neighborhood insights, and availability patterns.
US Airlines Traffic
Comprehensive airline traffic analysis with route performance, delay patterns, and carrier comparisons.
GoodReads Analytics
Book ratings and reviews analysis with author performance, genre trends, and reader insights.
Japan Business Climate
Economic analysis exploring Japan's growth, innovation ecosystem, and business environment indicators.
Redfin Real Estate
Real estate market analysis with pricing trends, regional comparisons, and market indicators.
Streaming Platforms Overview
Comparative analysis of Disney+, Netflix & Prime Video content libraries and performance metrics.
Netflix Analysis
Deep dive into Netflix content catalog, viewing patterns, and content performance.
Disney+ Analysis
Disney+ content analysis with franchise breakdowns and release patterns.
Prime Video Analysis
Amazon Prime Video content exploration with genre distribution and ratings analysis.
Video Game Sales
Global video game sales analysis with platform comparisons, genre trends, and regional insights.
Wage Analysis
Comprehensive wage and salary analysis across industries, demographics, and regions.
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