Sheikh Limon

Full-Stack Developer • Open-Source Contributor

Full-stack developer building real-world web applications and contributing to open source. I work across frontend and backend systems, with a focus on clean architecture, performance, and reliable deployment workflows.

Find me on

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Or mail me at sheikhlimon404@gmail.com

Tech Stack

OS & Tools:
LinuxDockerCI/CDVercelNetlifyRender
Databases:
MongoDBPostgreSQL
Languages/Frameworks:
BashJavaScript/TypeScriptNode.jsExpressReact
Concepts:
REST APIsJWT AuthenticationMVCAgileTestingPerformance Optimization

Open-Source Contributions

goose(22k+ stars)

CLI Features & Core Functionality

  • Implemented --output-format json flag (130+ LOC, multiple review iterations)
  • Added graceful fallback for keyring failures

Bug Fixes & Performance

  • Fixed repeated 404 errors from deleted session access
  • Added standard context menu items to prevent empty right-click menus
  • Resolved MCP-hermit cleanup path expansion issues

Development Tools & Code Quality

  • Added unified style checks with check-everything
  • Updated Husky prepare script to v9 format

Featured Projects

gesture-share

Cross-device gesture-controlled file sharing using React, MediaPipe, and WebRTC

ReactMediaPipeWebRTC
  • • 95%+ gesture accuracy with MediaPipe
  • • 80% faster setup using QR-based pairing
  • • P2P file transfers without keyboard requirements

crypto-guardian

Real-time crypto fraud detection system with risk scoring and multi-API validation

ReactNode.jsExpress
  • • Fast risk scoring (< 500ms) per wallet address
  • • Multi-API validation (Etherscan, BlockCypher, CoinGecko)
  • • Real-time fraud detection with 0-100 risk scores