Duolingo faced the challenging task of sending millions of notifications within seconds during the Super Bowl. They built an asynchronous system named the Superb Owl service, leveraging AWS for scalability and performance. The team tackled challenges such as preventing a DDoS attack, managing changing requirements, and ensuring

32m read timeFrom infoq.com
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TranscriptOverviewA Dissection of An Impossible TaskCoping with Changing RequirementsArchitecture Deep DiveWhat We Learned, and What Would We Do Differently?Questions and Answers

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