Nik Karpinsky
Principal Software Engineer Lead at Microsoft
Redmond, Washington, United States
Summary
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Rockstar🎓
Top SchoolNik Karpinsky is a Principal Software Engineer Lead at Microsoft with 16 years of experience building developer tools and performance-sensitive systems from Visual Studio features to low-level trace analysis. He blends leadership and hands-on engineering, mentoring teams while contributing code to high-profile open-source tooling such as Microsoft’s PerfView—improving symbol decoding, native stack association, and extensibility for external integrations. With advanced study in Human-Computer Interaction and Computer Engineering (M.S. and Ph.D. work at Iowa State), he brings a research-informed approach to usability and diagnostics in complex software. Based in Redmond, he’s known for tackling tricky performance and instrumentation challenges that quietly uplift developer productivity across large-scale Windows and .NET ecosystems.
16 years of coding experience
7 years of employment as a software developer
Master of Science (M.S.), Human Computer Interaction & Computer Engineering, Master of Science (M.S.), Human Computer Interaction & Computer Engineering at Iowa State UniversityB.S., Software Engineering, B.S., Software Engineering at Milwaukee School of Engineering
Stackoverflow
523reputation
9kreached
2answers
3questions
Github Skills (14)
net10
asp-net10
dotnet-new10
dotnet10
performance-monitor10
performance-analysis10
csharp10
dotnet-core10
debug9
debugging9
visual-studio-code6
vscode-vim6
vscode-remote6
gcc6
Programming languages (4)
Github contributions (5)
microsoft/perfview
May 2018 - Jun 2018
PerfView is a CPU and memory performance-analysis tool
Role in this project:
Back-end Developer & Performance Engineer
Back-end Developer & Performance EngineerContributions:7 commits, 3 PRs, 5 comments in 1 month
Contributions summary:Nik contributed to the PerfView tool by addressing bugs and implementing new functionalities. They modified the code to decode new symbol events, specifically ILRSDS, PPDB, and DETERM. They also made improvements to symbol resolution related to native code and stack association within the trace analysis framework, contributing to improved performance analysis capabilities. The user also added an extension point to support external integration.
cpumemorydotnetperformance-analysiswindows
karpinsn/Wrench
Feb 2011 - Apr 2013
Contributions:52 commits in 2 years 2 months
realityvirtual-realitywebglshadersopengl
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