Hyonho Lee is a Principal Engineering Manager at Microsoft with 13 years of experience building and leading teams on the Azure Compute platform. He combines deep research credentials—a PhD in Computer Science focused on distributed computing—with hands-on back-end engineering work on high-profile open-source projects like Azure PowerShell and the Azure SDK for .NET. His contributions show practical expertise in VM and compute resource management, refactoring APIs, and cloud automation that bridge platform internals and developer-facing tooling. A seasoned mentor and instructor, he concurrently teaches algorithms at Northeastern University, translating complex theory into pragmatic engineering practices. Based in Redmond, he brings a rare mix of academic rigor and production-grade cloud engineering, often surfacing non-obvious improvements in SDK query patterns and compute orchestration.
13 years of coding experience
11 years of employment as a software developer
O.M.D., Oriental Medicine, O.M.D., Oriental Medicine at Kyung Hee University
Hon.B.Sc., Computer Science Specialist, Hon.B.Sc., Computer Science Specialist at University of Toronto
Contributions:2 reviews, 934 commits, 163 PRs in 4 years 10 months
Contributions summary:Hyonho appears to be primarily a back-end developer, with contributions focused on maintaining and enhancing the functionality of Azure PowerShell cmdlets for interacting with Azure services, particularly within the context of the `azure/azure-powershell` repository. Their work included modifying code related to compute services, such as updating library versions, refactoring code, and implementing features related to disk encryption and virtual machine scale sets, indicating a strong knowledge of the Azure platform and its associated APIs. The user also worked on tasks that required interaction with databases and other supporting Azure services.
This repository is for active development of the Azure SDK for .NET. For consumers of the SDK we recommend visiting our public developer docs at https://learn.microsoft.com/dotnet/azure/ or our versioned developer docs at https://azure.github.io/azure-sdk-for-net.
Role in this project:
Back-end Developer
Contributions:102 commits, 91 PRs, 19 pushes in 4 years 11 months
Contributions summary:Hyonho's commits primarily focus on updating code within the Azure SDK for .NET repository. The code differences reveal modifications to C# code, specifically within the resource management modules related to Compute, suggesting work on features or bug fixes related to Azure resources like availability sets and virtual machines. The commits involve transitioning from Linq to ODataQuery in filter expressions and adding features related to virtual machines, indicating an understanding of Azure resource management and .NET development.
dotnetversionedazure-functionssdkconsumers
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Hyonho Lee - Principal Engineering Manager at Microsoft