Matti U.

🏦 Enterprise Fintech Architect processing 5.9B+ in real transactions **Current Scale:** - Managing fintech platform: 5.2M+ transactions, 5.9B volume in 2 months - High-performance systems: 6-7 concurrent requests/second processing - Multi-tenant SaaS architecture with real-time payment processing - Co-Founder & CTO experience building scalable financial platforms **Enterprise Capabilities:** ✅ Payment Processing Platforms ✅ Multi-billion transaction volume architecture ✅ Microservices & async/await patterns for financial systems ✅ Real-time fraud detection and transaction monitoring ✅ Enterprise security: JWT, MFA, role-based access control **Tech Stack:** FastAPI | PostgreSQL | Redis | Docker | AWS | Multi-tenant Architecture | Payment Gateways **Why Choose Me:** → Currently processing more transactions than most regional banks → Proven at billion-rupee scale with zero downtime → Enterprise security and compliance expertise → Available for dedicated enterprise engagements Ready to build your next billion-rupee platform? Let's discuss enterprise-scale requirements.