Full-Stack Application
Admin Issuer Portal — Certificate & Digital Signature Management UI
Complete certificate lifecycle management with audit trail
React admin dashboard for certificate issuance and digital signature management (Dec 2025 – Jan 2026). Built for universities, academies, and professional institutes to manage certificate issuers, design signature layouts on PDF templates, and track signing activity with full audit trails. Features dashboard metrics, issuer verification, signature field editor with canvas, PDF preview with zoom/download, and document workflow management.
Tech Stack
ReactTypeScriptViteTailwind CSSRadix UIReact Hook FormRechartsLucide ReactGit/GitHub
Technical Highlights
- React 18 + TypeScript with Vite for fast development and optimized production builds
- Signature field editor: Canvas-based placement with zoom, grid, placeholders, and configurable properties (required, method, lock)
- PDF preview system with zoom, pagination, download/print, signer info overlay, and complete audit trail (events, timestamps, IP, device)
- Dashboard with real-time metrics (certificates issued, pending signatures, PDFs generated) and recent activity monitoring
Challenges & Solutions
- Complex signature workflows → Built canvas-based editor for precise signature field placement with issuer/recipient assignment
- Audit compliance → Implemented comprehensive audit trail tracking all signing events with timestamps, actors, IP addresses, and device info
Gallery