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KW
Career profile

Karl Wu

Principal Engineer | Payments Platform & Checkout at Stripe, building reliable and compliant systems from card auth to global checkout.

United States

Career path.

  1. Stripe

    Principal Engineer, Payments Platform (Checkout & Ledger)

    Apr 2022 - Present
  2. Stripe

    Staff Software Engineer, Partner & Issuing Integrations

    Jul 2017 - Apr 2022
  3. Global Payments Inc.

    Staff Engineer, Merchant Platforms

    Feb 2014 - May 2017
  4. Global Payments Inc.

    Senior Software Engineer, Settlement & Reconciliation

    Aug 2010 - Feb 2014
  5. Mastercard

    Senior Software Engineer, Tokenization & Risk Signals

    Dec 2007 - Aug 2010
  6. Mastercard

    Software Engineer, Transaction Switching

    Sep 2004 - Dec 2007
  7. Discover

    Software Engineer

    Jun 2002 - Aug 2004