Osvaldo Calles
Software Developer at Microsoft
Guadalajara, Jalisco, Other
Summary
🤩
Rockstar🎓
Top SchoolOsvaldo Calles is a seasoned software developer with 11 years of experience building secure, production-grade systems across companies like Microsoft, Oracle, Intel and Continental. Trained as an electronics and embedded systems engineer in Veracruz, he transitioned to software in Guadalajara and now works remotely from the US, blending low-level security expertise with modern backend development. At Microsoft he contributed to the .NET Project System, enhancing SQL Server debugging capabilities—an example of his aptitude for improving developer tooling. His background in static analysis, CVE remediation and security process ownership complements hands-on debugging and customer-facing problem solving. Known for discipline, mentorship and a continuous-learning mindset, he raises engineering quality by pairing pragmatic fixes with long-term security improvements.
11 years of coding experience
8 years of employment as a software developer
Bachelor of Electronics Engineering, Electronic Engineering, 92, Bachelor of Electronics Engineering, Electronic Engineering, 92 at Instituto Tecnológico de VeracruzMaster’s Degree, Computer Science, 93, Master’s Degree, Computer Science, 93 at Universidad Autónoma de GuadalajaraThe National Polytechnic Institute of Mexico
English, Spanish
Stackoverflow
53reputation
4kreached
2answers
3questions
Github Skills (18)
debugging10
debug10
net10
dotnet10
asp-net10
visual-studio10
dotnet-core10
csharp10
csproj9
msbuild8
big-o6
glibc6
linux6
vscode-extension6
inheritance6
Programming languages (10)
Github contributions (5)
dotnet/project-system
Sep 2019 - Nov 2022
The .NET Project System for Visual Studio
Role in this project:
Backend Developer
Backend DeveloperContributions:352 reviews, 258 commits, 278 PRs in 3 years 2 months
Contributions summary:Osvaldo contributed to the .NET Project System for Visual Studio, primarily focusing on enhancing debugging capabilities. Their work involved adding UI elements for SQL Server debugging, including corresponding resources and properties. Further contributions enabled and extended features to support SQL Server debugging within the console debug targets and added supporting extensions to the LaunchProfile and related debugging settings.
dotnetvisual-studio-extensionfsprojcsprojfsharp
ocallesp/interactive
Mar 2023 - Feb 2025
.NET Interactive combines the power of .NET with many other languages to create notebooks, REPLs, and embedded coding experiences. Share code, explore data, write, and learn across your apps in ways you couldn't before.
Contributions:185 pushes, 73 branches in 1 year 11 months
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