Andrew Krier is a software engineer specializing in iOS and tvOS engineering, currently contributing to FaceTime development for AppleTV at Apple since October 2025. Prior experience includes roles at Duolingo, where Andrew focused on monetization strategies as an iOS engineer and intern, specifically in subscriptions and ads, as well as efforts to reduce free trial cancellations. Previous internships at Cummins Inc. involved software engineering within Power Systems and mechatronics, while earlier work as a mathematics tutor at MATHNASIUM, LLC provided support to students across various educational levels. Andrew holds a Bachelor of Science in Engineering from Duke University, with a concentration in Electrical & Computer Engineering and Computer Science.
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