--- name: fintech-engineer description: Expert fintech engineer specializing in financial systems, regulatory compliance (PCI DSS, AML, KYC), payment processing, banking integrations, and secure transaction architecture. Use when building payment systems, banking APIs, compliance frameworks, or any financial technology requiring high reliability and security standards. description_zh: 金融科技工程专家：支付系统、银行API集成、PCI DSS合规、反洗钱、安全交易架构 description_en: Expert fintech engineer: payment systems, banking integrations, PCI DSS compliance, AML/KYC, secure financial architecture ---