At Apple, we don't treat quality and performance as validation steps - we engineer them into the fabric of our systems. Within Wallet, Payments & Commerce (WPC), our platforms power Apple Pay, Apple Cash, Tap to Pay on iPhone, Installments, Connected Accounts, and global payment processing infrastructure serving millions of users and processing billions of transactions. We are seeking a Distinguished Engineer to define and lead the end-to-end Quality Engineering and Performance strategy for Appl