Lars T
Senior Software Engineer at riok GmbH
Zurich, Zurich, Switzerland
Summary
🤩
Rockstar🎓
Top SchoolLars T is a Senior Software Engineer based in Zurich with 10 years’ experience building cloud-native identity and access solutions and developer tools. He leads client projects at riok GmbH, combining deep .NET and Go expertise with EventSourcing, gRPC, Kubernetes and GitLab CI to deliver production-grade systems. Lars is the creator of Mapperly, a performant .NET source generator that eliminates runtime reflection for object mapping, and has contributed SCIM v2 implementations to the widely used ZITADEL identity platform. His background includes architecting large IAM suites used by hundreds of applications and hands-on full-stack work with TypeScript/Angular and JavaEE. Known for pragmatic optimizations—like collection/dictionary mapping and constructor support in source generation—he blends low-level performance tuning with practical DevOps. He graduated top 10% from ZHAW School of Engineering and balances engineering leadership with active open-source stewardship.
10 years of coding experience
7 years of employment as a software developer
Bachelor of Science ZFH, Informatik, A, top 10%, Bachelor of Science ZFH, Informatik, A, top 10% at ZHAW School of Engineering
Stackoverflow
1,715reputation
37kreached
28answers
1question
Github Skills (31)
code-generator10
authorizations10
roslyn10
object-mapping10
apidoc10
net10
user-authentication10
authentication10
dotnet10
codegen10
mappings10
asp-net10
user-management10
code-generation10
go10
Programming languages (10)
Github contributions (5)
riok/mapperly
Feb 2022 - Jan 2023
A .NET source generator for generating object mappings. No runtime reflection.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 995 reviews, 71 commits in 11 months
Contributions summary:Lars primarily contributed to the development of a .NET source generator for object mappings. Their work involved implementing features such as handling init-only properties, supporting reference loops, enabling object factories for various scenarios, and adding the ability to ignore source properties. They also focused on optimizations for mapping collections and dictionaries. Furthermore, the user improved the code by supporting parameterized constructors and the integration with .NET build tools.
roslyndotnetcsharp-sourcegeneratorruntimeroslyn-analyzer
zitadel/zitadel
May 2020 - Feb 2025
ZITADEL - Identity infrastructure, simplified for you.
Role in this project:Back-end Developer
Back-end DeveloperContributions:21 reviews, 19 PRs, 25 comments in 4 years 9 months
Contributions summary:Lars primarily focused on implementing and maintaining the SCIM v2 endpoints within the ZITADEL project. They added features for creating, deleting, getting, and replacing users through these endpoints. The user also worked on the bulk SCIM endpoint, along with related functionality. Their contributions show a focus on user management and integration with the SCIM protocol.
serverlesskeycloakzitadelbest-ofera
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