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1. customer-support-app customer-support-app Public

   Local-first LangChain customer support agent on Ollama: a graph-orchestrated conversation (identify the user, tiered RAG over Chroma, callback routing) plus a golden-set eval harness that measures …

   Python

2. llm-finetuning-rag-chatbot llm-finetuning-rag-chatbot Public

   LLM fine-tuning (full + LoRA/PEFT) walkthrough on FLAN-T5, plus a Streamlit RAG chatbot grounded in a product knowledge base.

   Jupyter Notebook

3. aml-fraud-detection-pipeline aml-fraud-detection-pipeline Public

   Cost-sensitive fraud/AML detection on 6.36M real PaySim transactions - an ML systems project: time-based CV, a capacity-based operating point, SHAP, a versioned serving bundle, FastAPI live on Clou…

   Python

4. credit-default-risk-model-audit credit-default-risk-model-audit Public

   Independent validation of a LightGBM credit default model: 85% of its reported Gini came from data unavailable at application time. Rebuilt under an enforced data governance policy.

   Jupyter Notebook

5. nectar-intelligent-facilities-platform nectar-intelligent-facilities-platform Public

   End-to-end IoT analytics platform for facilities management: predictive maintenance, energy forecasting, anomaly detection, and asset connectivity graph analysis over ~2M rows of building sensor te…

   Jupyter Notebook

6. movie-recommender movie-recommender Public

   Collaborative-filtering movie recommender — matrix factorization written from scratch in NumPy, served via FastAPI with a Streamlit frontend. Includes a self-audit that found the evaluation was mea…

   Python