Ali R.

Helping banks and fintechs build, integrate, and optimize payment systems with automation. 10+ years of hands-on experience in ISO 8583, ACH/NACHA, 3D Secure (ACS/VBV), and digital wallets. I’ve worked across full payment lifecycles — from certifications to production support, with US & EU clients. Core Expertise: • ISO 8583 transaction analysis & certifications • Card payments, ACH / NACHA setup • 3D Secure (ACS / VBV), Apple Pay, Google Pay • API integrations & payment workflows • Payment issue investigation & UAT → Production Tech Stack & Tools: • Python (automation, log parsing, data analysis) • SQL & DB schema design (optimization & performance) • API testing & integration (Postman) • Excel (reconciliation & reporting) • Jira / Confluence I specialize in API-driven integrations, database optimization, and automating payment operations to reduce failures and improve performance. If you need someone who understands payments + builds efficient, automated systems — let’s connect.