Shopcast - Personalized Recommendation Engine for Shopify: designed a collaborative-filtering recommendation engine that personalizes product suggestions from shopper behavior (views, add-to-cart, purchases, engagement). Built with Django, TensorFlow, BigQuery and Redis caching for real-time storefront delivery. Published live on the Shopify App Store, lifting merchants' conversion rate and average order value.
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Medical AI Assistant: chatbot that automates appointment scheduling and generates patient summaries for doctors. Fine-tuned GPT-3.5/GPT-4 on Vertex AI and a LoRA-based Llama 3.1 model with a RAG pipeline (Chroma DB), including synthetic data generation for fine-tuning. Ran a GPT-4 vs GPT-3.5 benchmark to select the production model.
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MetaPause - Endocrine Longevity System Advisor: built an ML/RAG recommendation model over multi-dimensional health datasets (supplements, hormones, biohacking, telemedicine, diagnostics), powered by Llama 3.2 on AWS Bedrock. Recommendations validated by a clinical AI Advisory Council for accuracy and evidence-based standards.
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Gas Leakage Detection System: deployed a real-time YOLOv11 computer-vision system monitoring 10,000+ gas drums on a live production line. Built a Streamlit + Flask monitoring app with MongoDB storage, containerized with Docker Compose, improving workplace safety response time.
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