QwikUp Signs (SmartSign Platform)

GitHub Repo | Updated: July 6, 2025

A comprehensive full-stack web application that transforms sign cleanup into a community-driven initiative through GPS tracking, QR codes, and automated bounty payments. Built as a complete marketplace platform connecting sign owners with gig workers.

Technologies: Next.js 13+, TypeScript, PostgreSQL, Supabase, Stripe Connect

Stack: React, Tailwind CSS, shadcn/ui, Radix UI, Supabase Auth, Stripe Payments

License: Apache License 2.0

Role: Creator, Full-Stack Developer & Platform Architect

Platform Overview:

QwikUp Signs is a revolutionary three-sided marketplace that addresses urban sign cleanup through technology, community engagement, and economic incentives. The platform combines modern web technologies with location-based services to create an efficient, scalable solution for municipal compliance.

Core Features:

  • Multi-Role Architecture: Separate interfaces for Sign Owners, Gig Workers, and Public Users
  • GPS-Powered Tracking: Precise location verification for sign deployment, reporting, and pickup
  • Dynamic QR Code System: Unique campaign codes with real-time tracking capabilities
  • Automated Bounty System: Stripe Connect marketplace payments with instant processing
  • Photo Verification Pipeline: Required proof uploads for pickup and drop-off verification
  • Real-Time Analytics Dashboard: Comprehensive compliance monitoring and performance metrics
  • Mobile-Optimized PWA: Progressive web app with offline capabilities and camera integration

Advanced Technical Implementation:

Backend Architecture:

  • Supabase PostgreSQL: Full-featured database with Row Level Security (RLS)
  • Custom SQL Schema: Complex relational design with proper indexing and triggers
  • Real-Time Subscriptions: Live updates for bounty availability and claim status
  • Secure File Storage: Encrypted photo uploads with automatic resizing and optimization
  • API-First Design: RESTful endpoints with comprehensive error handling

Frontend Excellence:

  • Next.js 13+ App Router: Modern React framework with server-side rendering
  • shadcn/ui Component Library: Professional UI components built on Radix primitives
  • TypeScript Throughout: End-to-end type safety with comprehensive interfaces
  • Responsive Design: Mobile-first approach with desktop enhancement
  • Progressive Enhancement: Core functionality works without JavaScript

Payment Infrastructure:

  • Stripe Connect Integration: Full marketplace payment processing
  • Automated Payout System: Instant payments upon photo verification
  • Multi-Party Transactions: Platform fees, worker payouts, and owner charges
  • Fraud Protection: Built-in security and dispute resolution
  • Financial Reporting: Comprehensive transaction tracking and analytics

Security & Compliance:

  • Row Level Security: Database-level access control for all user data
  • Role-Based Authentication: Granular permissions system with Supabase Auth
  • GPS Verification: Location-based authenticity checks for all transactions
  • Photo Proof Requirements: Mandatory verification for all bounty claims
  • Encrypted Data Storage: End-to-end encryption for sensitive information

User Experience Features:

For Sign Owners:

  • Campaign creation and management dashboard
  • QR code generation with tracking analytics
  • Real-time compliance monitoring
  • Automated bounty distribution
  • Performance metrics and ROI tracking

For Gig Workers:

  • Interactive map with available bounties
  • One-click claim system with GPS verification
  • Photo upload workflow with real-time processing
  • Instant payment notifications
  • Earnings tracking and performance analytics

For Public Users:

  • Simple QR code scanning interface
  • Anonymous reporting with GPS capture
  • Community contribution tracking
  • No registration required for basic reporting

Database Design:

  • profiles: User management with role-based access
  • campaigns: Sign campaign lifecycle management
  • sign_pins: Individual sign tracking with GPS coordinates
  • reports: Public sign reporting system
  • claims: Gig worker bounty claims and verification
  • payouts: Financial transaction records and processing

Performance Optimizations:

  • Efficient Queries: Indexed database fields for fast location-based searches
  • Image Optimization: Automatic compression and format conversion
  • Caching Strategy: Strategic use of browser and CDN caching
  • Mobile Performance: Optimized bundle sizes and lazy loading
  • Real-Time Updates: WebSocket connections for live data synchronization
  • Supabase integration - Database, auth, and real-time features
  • Row Level Security (RLS) - Comprehensive data protection
  • Stripe Connect - Marketplace payment processing
  • Progressive Web App - Mobile experience with offline support
  • Advanced analytics - Real-time monitoring and reporting

Security Features:

  • Role-based access control
  • GPS verification for authenticity
  • Photo proof requirements
  • Encrypted payment processing
  • Secure file uploads with validation

Highlights:

  • Community impact - Solves real-world sign pollution problem
  • Marketplace innovation - Three-sided platform connecting stakeholders
  • Enterprise security - Applied security expertise to civic technology
  • Modern architecture - Latest web technologies and best practices

This project demonstrates the application of marketplace development and security expertise to solve community challenges through innovative technology.