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jayhemnani9910/README.md

Jay Hemnani

Building data systems that see, stream, and scale.

I engineer production ML pipelines, real-time data platforms, and developer tools. Most of my work sits at the intersection of computer vision, streaming architectures, and applied AI — with a soft spot for sports analytics.

Website Email LinkedIn


Featured Projects

fifa-soccer-ds — Soccer Video Analysis Pipeline

End-to-end CV system for real-time soccer analysis. Fine-tuned YOLOv8 for player/ball/referee detection, ByteTrack for multi-object tracking, and GraphSAGE neural networks for tactical pattern recognition. Served via FastAPI with MLflow experiment tracking.

YOLOv8 ByteTrack GraphSAGE FastAPI MLflow DVC Docker

soccer-vision-research — Vision Model Benchmarks for Sports

Benchmarking RF-DETR, SAM2, SigLIP, and YOLOv8 architectures for soccer player detection and segmentation. Includes reproducible experiments and a live demo.

PyTorch RF-DETR SAM2 SigLIP W&B

contextbox — AI-Powered Context Capture

Developer tool for capturing screenshots, extracting web content, and querying your work context with semantic search. Supports multiple LLM backends with zero API cost via GitHub Models.

Python LLMs OCR Semantic Search FastAPI

voxt — Voice-to-Text Clipboard Tool

Linux CLI tool written in Go. Global hotkey triggers recording, Groq Whisper transcribes, result lands in your clipboard. System tray integration, SQLite history, Wayland + X11 support.

Go Whisper PortAudio DBus SQLite

stock-data-platform — Real-Time Stock Data Pipeline

Streaming data platform with Kafka producers/consumers, PostgreSQL persistence, and Airflow DAGs for orchestration. Fully containerized with Docker Compose.

Kafka Airflow PostgreSQL Docker Python


Tech Stack

LanguagesPython TypeScript Go SQL

ML & VisionPyTorch YOLO OpenCV MLflow

Data EngineeringKafka Airflow PostgreSQL Redis

InfrastructureDocker AWS FastAPI Next.js


Currently open to: Data Engineering, ML Infrastructure, and Backend roles — remote or India-based.

Portfolio

Popular repositories Loading

  1. soccer-vision-research soccer-vision-research Public

    AI video analysis and soccer player recognition with VLMs, YOLOv8, SAM2, RF-DETR

    Python 1

  2. travel-booking-platform travel-booking-platform Public template

    Microservices travel booking platform — 14 services, Kafka, Kubernetes, React

    TypeScript

  3. revolu-idea revolu-idea Public

    CAG Deep Research - AI research automation with LangGraph multi-agent orchestration

    Python

  4. contextbox contextbox Public

    AI-powered context capture and organization tool for developers

    Python

  5. webcrawler webcrawler Public

    Flask web scraping service with BeautifulSoup4, APScheduler, Prometheus monitoring

    Python

  6. nobel-dataintelligence nobel-dataintelligence Public

    PyTorch molecular biology with PyTorch Geometric, ProDy, BioPython, RDKit

    Python