VXOAI

Vendor Sourcing Platform

VXO AI - B2B Vendor Sourcing Platform Built complete marketplace platform connecting clients with service vendors through automated workflow management. Full-stack Next.js application handling payment processing, multi-role dashboards, and mobile API integration.

What It Solves:
- Automated vendor matching by location and service type (eliminated manual sourcing bottlenecks)
- Role-based workflow visibility across 6 user types (CLIENT, VENDOR, ADMIN, PROCUREMENT, VA, SALES)
- Structured VA confirmation process with checklist system
- Real-time request tracking from submission → vendor assignment → completion
- Centralized vendor management with ratings and job history

Tech Stack:
Next.js 14, TypeScript, React 18, Supabase (PostgreSQL + Auth), Stripe payments, Tailwind CSS, Resend email, REST API for mobile

Key Technical Wins:
- Row-level security implementation in PostgreSQL for 6 distinct roles
- Dual auth system: cookie-based sessions (web) + Bearer token (mobile API)
- 21 REST API endpoints with standardized JSON response format
- Server/client component separation avoiding Next.js 14 hydration issues
- Stripe webhook integration for payment processing
- Admin role-switcher for cross-role testing

Scale:
3 dashboard interfaces, 5-stage request lifecycle with full audit trail, production-ready deployment on Vercel