Alex Soto is a Sales Manager at Microsoft with 14 years of experience blending technical depth and customer-facing leadership from Dallas, Texas. Previously a Xamarin.iOS lead and active contributor to high-profile .NET and Xamarin projects, he has a strong track record modernizing mobile samples, improving Objective-C code generation for .NET interop, and updating system-level bindings for macOS and iOS frameworks. Alex combines hands-on engineering experience—fixing constructor/serialization issues, enhancing CoreMedia and CMBlockBuffer handling, and binding ExposureNotification APIs—with a commercial focus on enabling platform adoption. He brings a rare mix of backend, mobile, and platform tooling expertise to sales strategy, helping technical buyers map product capabilities to real engineering needs. Known for treating the world like “lines of code,” he leverages deep protocol and API knowledge to translate complex technical constraints into practical business value.
.NET for iOS, Mac Catalyst, macOS, and tvOS provide open-source bindings of the Apple SDKs for use with .NET managed languages such as C#
Role in this project:
Back-end Developer
Contributions:11 releases, 5773 reviews, 907 commits in 6 years 8 months
Contributions summary:Alex's commits focus on adding support for byte array overloads to the CMBlockBuffer API and implementing a fix to correctly process and handle data within the CoreMedia framework. They also addressed an issue related to incorrectly signed certificate verification and introduced improvements to the handling of native enums within the generator. These tasks indicate contributions to foundational system-level APIs.
Contributions:15 reviews, 8 commits, 1 PR in 3 years 3 months
Contributions summary:Alex primarily focused on fixing and enhancing Xamarin.iOS sample applications. Their work involved resolving constructor issues related to loading views from XIB/NIB files and Storyboards, ensuring proper initialization within the Xamarin.iOS framework. The contributions addressed issues with UI elements, such as table view cells and views, and involved modifying code to correctly call the appropriate constructors and export them to unmanaged code for proper interaction with the iOS environment. Furthermore, they modernized the AppDelegate of one sample.
ios-samplesample-appstvosxamarin-ioswatchkit
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