ONLINE PAYMENT INFRASTRUCTURE & FINTECH ENGINEERING
PAYMENT INFRASTRUCTURE AUDITS & TECHNICAL STRATEGY
Hamadi Payments provides technical expertise for online businesses experiencing payment failures, integration issues, or approval rate declines.
We specialize in diagnosing root causes at the API, authentication, and architecture level — across Stripe and other modern payment platforms.
We diagnose failed transactions, improve authorization rates, and build secure payment systems across Stripe and modern online platforms.
Services
Payment System Audits
• Failed transaction analysis
• Decline code investigation
• Risk & fraud configuration review
• Authentication flow (3DS/SCA)
• Gateway & API stack evaluation
Integration & Development
• Custom API implementations
• Stripe PaymentIntent flows
• Webhook & event architecture
• Secure server-side processing
• Payment system migrations
Optimization & Architecture
• Authorization rate gains
• Checkout friction reduction
• Multi-provider routing strategies
• High-ticket architectural design
• Risk-aware system scaling
ABOUT HAMADI PAYMENTS
About Hamadi Payments
Hamadi Payments focuses on online payment infrastructure, fintech integrations, and revenue-impacting system issues.
With a background in software engineering and financial technology, I analyze API behavior, authentication flows, and payment architecture to resolve issues at their source.
Stripe is one core specialty, alongside broader payment system engineering across modern online platforms.
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Hamadi Payments © 2026
Online Payment Infrastructure & FinTech Engineering
Connecticut, USA
Technical audit requests are reviewed within 24 business hours.