ViGNESH.S

PORTFOLIO

MAJOR PROJECTS

ReactNode.jsMongoDB

PromoSecure — Privacy-First Marketing Platform

Full-stack SaaS platform with on-device AI face blurring, multi-role RBAC, GPS geotagging, duplicate detection, and PDF report generation for field marketing verification.

DetailsLive Demo
Role:Full Stack
Privacy:4-Layer Blur
ResNet-50Computer VisionPyTorch

EcoSort AI - Vision System

Computer vision capstone using ResNet-50 to classify and sort waste materials with high accuracy on standard hardware.

DetailsLive Demo
Role:ML Engineer
Accuracy:94%
Model:ResNet50
FlutterGemini AIFirebaseDart

Personal Finance AI App

Cross-platform Flutter app with Gemini AI integration for financial analysis and a polished minimal dashboard.

Details
Role:Lead Dev
Time:4 Weeks
AI:Gemini 1.5
Next.jsMongoDBExpressRBAC

Advanced Student Portal

Comprehensive RBAC system for universities handling attendance, grades, and assignments for thousands of users.

Details
Role:Backend
Award:Capstone Winner
System:Complex Mapping
ReactMapboxFirebaseGeolocation

Crowdsourced Recycling Map

Interactive map visualization connecting communities to nearby e-waste and recycling centers using real-time data.

Details
Role:Frontend
API:Mapbox
Realtime:Yes
Node.jsWebSocketsCryptographyReact

Secure E2E Messaging

Real-time chat application implementing full End-to-End Encryption (AES-GCM, ECDH) and secure file transfer.

DetailsLive Demo
Role:Security
Encryption:AES-256
Socket:WSS