Yishai is the manager of the Artifacts and Languages group in AWS Developer Tools. His team builds and distributes Amazon Corretto, a no-cost, multiplatform, production-ready distribution of the OpenJDK. Yishai’s team built the JDK that powers Amazon’s services, and in 2018 released it under the Amazon Corretto brand for public consumption. Before Amazon Yishai worked on open source projects in Microsoft. Leading the following .NET projects: NuGet, MVC/MVC Core, WebAPI and Razor.