Python / Data Science
Real-Time Stock Anomaly Detector
Pulls live market data via API, applies Z-score and rolling-window anomaly detection, flags unusual price movements in real-time. Clean OOP structure with type hints, full test coverage. Visualizes anomalies with interactive Plotly charts.
PythonPandasNumPyPlotlyStatisticsOOPAPI
SQL / Analytics
E-Commerce SQL Analytics Engine
Advanced SQL analytics on real e-commerce data: cohort retention analysis, RFM customer segmentation, funnel conversion tracking, revenue forecasting with window functions. Includes EXPLAIN plan optimization and indexing strategy.
PostgreSQLWindow FunctionsCTEsCohort AnalysisRFMQuery Optimization
Generative AI
GenAI Multimodal Chatbot โ AWS Bedrock
Full-stack generative AI chatbot handling text, images, and documents. Claude via Bedrock with streaming, conversation memory, and enterprise guardrails. Serves 500+ concurrent users.
AWS BedrockClaudePythonStreamlitDynamoDB
Generative AI / RAG
RAG Document QA โ AWS Bedrock
Production RAG pipeline that cites its sources. Semantic chunking, FAISS vector store, Bedrock embeddings. Handles enterprise document loads, not a toy demo.
LangChainAWS BedrockFAISSFastAPIPython
MLOps / Pipeline
End-to-End ML Pipeline โ SageMaker
Full MLOps for fraud detection: automated feature engineering, hyperparameter tuning, A/B testing, real-time inference endpoint. 96.3% precision on prod data.
SageMakerXGBoostFeature StoreLambdaStep Functions
Deep Learning / NLP
LLM Fine-tuning โ PyTorch (LoRA)
Fine-tuned Llama-2 with LoRA/QLoRA for financial QA. 4-bit quantization, runs on consumer GPUs. 23% accuracy improvement over base model.
PyTorchLoRAHugging FacePEFTbitsandbytes
NLP / Deployment
Sentiment Analysis API โ Transformers
Real-time sentiment using fine-tuned DistilBERT. Dockerized, deployed on Lambda. Sub-100ms latency, 1000+ req/min. A model is useless if you can't serve it.
TransformersFastAPIDockerLambdaDistilBERT
Computer Vision
Image Classification โ CNN + ResNet50
Multi-class medical image classification with transfer learning. Augmentation pipeline, 94.7% test accuracy. REST API on EC2 for real-time predictions.
PyTorchCNNResNet50OpenCVEC2
Internal Tool
SageMaker Smart Stats
Built at AWS because the team needed it. Real-time productivity metrics, surfaces bottlenecks, visualizes trends. 200-person team uses it daily. Saves ~45 min per person.
JavaScriptData VizAnalyticsAutomation
Web Dev / Side Project
Enterprise Fiber Management System
Full-stack telecom network ops platform (BSNL-style). Fiber routes, splice points, customer connections. Complex topology mapping and real-time status tracking.
TypeScriptNode.jsDatabaseREST APINetwork Ops
Web Design / Freelance
Freelance Web Design Portfolio
Business websites for local clients โ mehndi artist, hospital. Responsive, mobile-first, SEO optimized. Sometimes you just want to make things look good.
HTML/CSSJavaScriptResponsiveSEOUI Design
IoT / Hardware
Robotic Car โ Raspberry Pi
Pi-based robot with 4-motor drive. Python control with sub-50ms latency. 30% component reduction through circuit optimization. Software meets hardware.
PythonRaspberry PiGPIOMotor ControlIoT
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