Madeleine Middleton
Principal Software Engineer at Microsoft
Redmond, Washington, United States
Summary
👤
Senior🎓
Top SchoolMadeleine Middleton is a Principal Software Engineer based in Redmond with over a decade of experience designing and operating high-availability, cost-efficient distributed systems and cloud services at Microsoft. She pairs deep hands-on expertise in C#, Node.js, and front-end development with a track record of rapidly shipping reliable telemetry and monitoring capabilities for Azure Application Insights. Madeleine moves quickly into new domains, having progressed from intern to principal and briefly led engineering as a manager, which highlights both technical depth and people-first leadership. An active contributor to Microsoft’s Application Insights SDKs, she has improved core telemetry data contracts and JavaScript SDK features like custom page view durations—work that directly improves observability at scale. Colleagues rely on her to reduce operational costs while maintaining high service reliability and fast delivery.
10 years of coding experience
14 years of employment as a software developer
Bachelor of Science (BS) Computer Science, Bachelor of Science (BS) Computer Science at Eastern Washington University
Github Skills (19)
javascript10
azure-application-insights10
testing10
distributed-tracing10
typescript10
netframework10
sdk10
typescript-types10
dotnet-core10
typescripts10
csharp10
telemetry10
app-insights10
debug9
observability9
Programming languages (5)
Github contributions (5)
microsoft/ApplicationInsights-dotnet
Dec 2015 - Feb 2016
ApplicationInsights-dotnet
Role in this project:
Back-end Developer
Back-end DeveloperContributions:38 commits, 30 PRs, 26 pushes in 1 month
Contributions summary:Madeleine contributed to the `microsoft/applicationinsights-dotnet` repository by updating telemetry types and adding public properties for dependency telemetry. These changes involved modifications to core data contracts such as `DependencyTelemetry`, and related test files, demonstrating a focus on extending and refining the telemetry data structure. The user also integrated merging from the 'develop' branch and made corrections based on code reviews, indicating an active role in maintaining the project's codebase and stability.
dotnetapplication-insightsapplicationinsightsloggingobservability
microsoft/ApplicationInsights-JS
Dec 2015 - Mar 2016
Microsoft Application Insights SDK for JavaScript
Role in this project:Front-end Developer
Front-end DeveloperContributions:26 commits, 20 PRs, 14 pushes in 3 months
Contributions summary:Madeleine primarily focused on enhancing the functionality and testing of the JavaScript SDK for Application Insights. They implemented features related to custom page view duration, allowing developers to specify page load times. They also addressed bugs, such as an issue with string truncation and incorrect duration handling. Furthermore, the user updated the version number and made improvements to AJAX monitoring.
analyticsapplication-insightsjavascriptobservabilitysdk
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