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samara5818/README.md

👋 Hi, I’m Samarasimha Reddy Donthireddy

AI/ML Engineer | Full-Stack Developer | Cloud & MLOps Enthusiast

🎓 MS in Computer Science @ CSUDH (Graduating May 2025)
💡 Passionate about building AI-powered systems, scalable ML pipelines, and intelligent web apps
🌍 Exploring AI for supply chain optimization, computer vision, and RAG-based systems


🛠️ Tech Stack

Languages: Python, Java, Scala, JavaScript
ML/DL: PyTorch, TensorFlow, Scikit-learn, XGBoost, LightGBM
MLOps & Data: Docker, Kubernetes, Ray, MLflow, DVC, Airflow
Backend: FastAPI, Django, Flask, Node.js
Frontend: React, Flutter, Bootstrap
Cloud: AWS (SageMaker, EC2, Lambda), GCP (Vertex AI), Azure


📌 Featured Projects

Optimizing inventory and supply chain forecasting using Walmart’s M5 dataset.

  • Compared ML models: Linear Regression, Random Forest, XGBoost, LightGBM, Ridge, SARIMA
  • Metrics: RMSE, MAPE, R², inventory turnover analysis
  • Tools: Python, Scikit-learn, Pandas, Matplotlib
  • Impact: Reduced stockouts & improved demand planning accuracy

Retrieval-Augmented Generation chatbot with knowledge grounding.

  • Built with LangChain, OpenAI, ChromaDB
  • UI in Streamlit with custom theme
  • Features: semantic search, metadata filtering, context-aware answers
  • Dockerized for easy deployment

Computer vision model to classify German traffic signs using transfer learning.

  • Used TensorFlow + Keras (VGG16)
  • Fine-tuned layers for improved accuracy
  • Achieved >95% test accuracy
  • Visualization: Grad-CAM heatmaps

End-to-end ML pipeline for customer insights & sales prediction.

  • Segmentation: RFM + KMeans
  • Forecasting: SARIMA, Prophet, LSTM
  • Deployment-ready dashboards

📈 GitHub Analytics

GitHub Stats
Top Langs


🌱 What I’m Up To

  • 🔭 Working on: Supply Chain Optimization with MILP + ML
  • 📚 Learning: Advanced MLOps (Ray, Vertex AI)
  • 🤝 Open to: Collaborations in AI/ML & full-stack development

📫 Let’s Connect


If you like my projects, consider giving them a star — it helps others discover my work!

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