Maarten Van Stam
Senior VSTO Software Engineer at Macabacus Inc.
North Holland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolMaarten Van Stam is a Senior VSTO Software Engineer and Office JS Team Lead with 11 years of recent focused experience and a long software background stretching back to the early 1990s. Now at Macabacus Inc., he returned from a managerial track at Deloitte to concentrate on hands-on engineering and productivity tooling for Office, preferring code over meetings. He has modernized Office add-in samples for the Microsoft 365 platform—migrating projects to .NET Core, updating React/TypeScript front ends and adding Blazor-based Word and Excel samples—demonstrating full-stack fluency in both legacy VSTO and contemporary Office Add-in stacks. Based in North Holland, he shares his craft via live coding and streaming, signaling a commitment to community learning as well as shipping practical developer tools.
11 years of coding experience
33 years of employment as a software developer
Bachelor of Science in Computer Science, Information Technology, Bachelor of Science in Computer Science, Information Technology at Haagse Hogeschool/TH Rijswijk
Dutch, English, German
Stackoverflow
1,899reputation
60kreached
93answers
3questions
Github Skills (23)
sample-size10
typescript10
office-addin10
sample-rate10
sample-data10
typescript-types10
netcore10
typescripts10
react10
javascript9
asp-net-core9
msword9
csharp9
dotnet-core9
blazor-server9
Programming languages (7)
Github contributions (5)
OfficeDev/Office-Add-in-samples
Apr 2020 - Sep 2022
Code samples for Office Add-in development on the Microsoft 365 platform.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:77 reviews, 14 commits, 18 PRs in 2 years 5 months
Contributions summary:Maarten primarily focused on migrating Office Add-in samples to newer .NET Core versions, specifically updating the backend frameworks to .NET Core 3.1. Their work involved changes to project files (csproj) and code modifications in React/TypeScript front-end components to align with the new framework. Further contributions included updates to package dependencies, alignment of the web UI to the task pane, and addition of Blazor-based add-ins with both Word and Excel samples, demonstrating a strong focus on modern web technologies within the Office add-in ecosystem.
office-addinpnp
aafvstam/aafvstam
Apr 2021 - Dec 2025
Contributions:19 pushes, 1 branch in 4 years 8 months
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