Clemens Vasters
Software Architect at Microsoft Corporation
Viersen, North Rhine-Westphalia, Germany
Summary
🤩
RockstarClemens Vasters is a Software Architect with 12 years of experience specializing in messaging and cloud-scale telemetry on Azure. As a Messaging Architect at Microsoft, he has driven core improvements in Azure Event Hubs, Event Grid, Service Bus and Relay while contributing lower-level performance and concurrency fixes to client libraries. He co-chairs the OASIS AMQP technical committee and helped author the CNCF CloudEvents spec, reflecting influence on industry messaging standards beyond product implementations. Clemens blends hands-on backend development—evidenced by contributions to dasblog-core and Azure repos—with protocol and interoperability expertise. Based in Viersen, Germany, he brings a pragmatic focus on robust, production-grade systems and a knack for surfacing subtle protocol and initialization bugs that improve long-term reliability.
12 years of coding experience
Github Skills (25)
multithreading10
asp-net-core10
c1110
c1710
condition-variable10
dotnet-core10
web-development10
csharp10
concurrency10
api-design9
restful-api9
messaging9
api-rest9
caching9
rest-api9
Programming languages (14)
Github contributions (5)
Azure/azure-event-hubs
Sep 2015 - Feb 2018
☁️ Cloud-scale telemetry ingestion from any stream of data with Azure Event Hubs
Role in this project:
Backend Developer
Backend DeveloperContributions:31 commits, 13 PRs, 1 push in 2 years 5 months
Contributions summary:Clemens primarily focused on improving the core functionality of the Azure Event Hubs client library. Their contributions include refactoring synchronous method invocations using condition variables, enhancing concurrency, and refactoring the code to improve its overall performance. They also addressed and fixed unit test cases and made C language related updates, including adding missing header references and correcting initialization functions. Furthermore, they have made improvements to the lower level components.
pythonevent-hubsstreammicrosoftstreaming
poppastring/dasblog-core
Dec 2022 - Jan 2023
The original DasBlog reimagined with ASP.NET Core
Role in this project:Back-end Developer
Back-end DeveloperContributions:6 commits, 6 PRs, 5 comments in 8 days
Contributions summary:Clemens primarily focused on back-end development tasks, specifically within the ASP.NET Core framework. Their commits reveal improvements to the webfinger implementation, fixes to the Twitter card model, and the addition of view data to the base controller. Further, the user addressed issues related to DasBlog's use within a subdirectory and implemented full caching support for embedding handling.
razorrssaspblog-engineasp-net-core-mvc
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