BuySellVouchers
Peer-to-peer voucher marketplace with integrated cryptocurrency support and automated escrow system.
Full Stack Developer
BuySellVouchers
Challenge
Build a secure peer-to-peer marketplace supporting both fiat and cryptocurrency payments with automated escrow, fraud prevention, and a reputation system that scales to tens of thousands of users.
Approach
Designed a dual-payment system supporting fiat (Stripe) and cryptocurrency with automated multi-signature escrow wallets. Built a reputation system with fraud detection and optimized database queries for high-throughput operations.
Key Responsibilities
Designed dual-payment system (fiat and cryptocurrency)
Implemented automated escrow with multi-signature wallets
Built reputation system and fraud detection algorithms
Optimized database queries for high-throughput operations
Created comprehensive admin dashboard for operations
Results
- 01
50,000+ active users in 18 months
- 02
100,000+ voucher transactions processed
- 03
70% page load time reduction through optimization
- 04
4.8/5 user satisfaction rating
- 05
Zero security breaches throughout operation