Payment Gateway Integration And High Risk Payment Expert
United States
English
About me
I’m Mateo, a US-based Payment Gateway Integration Specialist helping eCommerce businesses implement secure and scalable online payment solutions. I specialize in 2D & 3D Secure (3DS) card payment processing, high-risk payment gateway setup, and payment processor integration. I work with Stripe, PayPal, Authorize.net, Paystack, and custom card processors for Shopify, WooCommerce, SaaS, and custom platforms. My expertise includes payment API integration, PCI compliance, fraud prevention, and checkout optimization to deliver secure, high-approval payment systems built for performance and growth.... Read more