Shawn Callegari
Principal Software Engineer Lead, Office Of The CTO at Microsoft
Redmond, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolShawn Callegari is a Principal Software Engineer Lead in Microsoft's Office of the CTO with nearly two decades of experience building and evolving consumer and mixed-reality platform software. He has a strong Microsoft pedigree spanning Windows Phone, Windows apps, Xbox Avatars and HoloLens, and now drives architectural and delivery work at the intersection of research and product. Skilled in backend engineering and CI/CD, he has contributed to high-profile open-source projects such as Microsoft’s Semantic Kernel by streamlining package and build tooling and improving integrations like the Microsoft Graph connector. Shawn pairs academic grounding—a CS BSc from UBC and an MS from University of Washington—with hands-on mentorship and cross-team leadership. Colleagues describe him as a pragmatic engineer who focuses on long-term maintainability and developer productivity while staying curious about emerging AI tooling.
7 years of coding experience
13 years of employment as a software developer
High School, High School/Secondary Diploma Programs, High School, High School/Secondary Diploma Programs at St. John's-Ravenscourt SchoolMaster of Science (MS), Computer Science, Master of Science (MS), Computer Science at University of WashingtonB.Sc., Computer Science & Biology, B.Sc., Computer Science & Biology at The University of British Columbia
English, French
Github Skills (17)
nuget10
github-ci10
net10
dotnet10
asp-net10
dotnet-core10
githubaction-workflow10
csharp10
cicd9
apidoc9
microsoft-graph9
api9
ai8
sdk8
llm8
Programming languages (6)
Github contributions (5)
microsoft/semantic-kernel
Feb 2023 - Mar 2023
Integrate cutting-edge LLM technology quickly and easily into your apps
Role in this project:
Back-end Developer
Back-end DeveloperContributions:30 releases, 927 reviews, 12 commits in 18 days
Contributions summary:Shawn refactored NuGet packages and dependencies, solidifying the structure of the Semantic Kernel project. They updated the .csproj files by removing build versions, streamlining the build process by reading versions from a central props file, and updated GitHub Actions for continuous integration. The commits also reflect work on the Microsoft Graph connector by modifying the .csproj and TaskListSkill.cs files, indicating a focus on back-end integration and project structure maintenance.
aiartificial-intelligencellmopenaisdk
shawncal/semantic-kernel
Mar 2023 - Sep 2023
Integrate cutting-edge LLM technology quickly and easily into your apps
Contributions:416 pushes, 151 branches in 7 months
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