Marcel Sauer
DevOps Engineer at SMART/LAB Innovationsgesellschaft mbH
Frankfurt, Hesse, Germany
Summary
👤
Senior🎓
Top SchoolMarcel Sauer is a DevOps Engineer and Full Stack Industrial IoT developer with eight years of experience bridging PLC- and sensor-level data collection, embedded C/C++ programming, and C# edge and cloud services. He has driven cloud software and DevOps work across industrial automation firms, recently transitioning to SMART/LAB after building cloud solutions at Hilscher and embedded systems at MedeaSystems. Marcel applies data science to uncover business value from field data and follows software best practices while actively studying for Azure certifications. He is also an active open-source contributor to node-opcua, improving OPC UA data model and variant handling—work that reflects deep domain expertise in industrial protocols and tricky type edge cases. Based in Frankfurt, he combines engineering rigor from a mechanical/process engineering background with practical software craftsmanship to deliver production-ready IoT solutions.
8 years of coding experience
4 years of employment as a software developer
Technischen Universität Darmstadt
German, English
Github Skills (10)
typescript10
nodejs10
javascript10
typescripts10
typescript-types10
opc-ua10
data-structure9
data-structures9
cybersecurity4
cryptography4
Programming languages (3)
Github contributions (5)
node-opcua/node-opcua
Dec 2017 - May 2018
Unlocking the Full Potential of OPC UA with Typescript and NodeJS - http://node-opcua.github.io/
Role in this project:
Back-end Developer
Back-end DeveloperContributions:10 commits, 4 PRs, 9 comments in 5 months
Contributions summary:Marcel primarily contributed to the `node-opcua` project by enhancing the `node-opcua-data-model` and `node-opcua-variant` packages, focusing on improving the handling of qualified names and variant types. They implemented and refined functionality for converting strings to qualified names, addressing edge cases and correcting errors within the related code. Furthermore, the user corrected an issue in the `sameVariant` function, ensuring its correct operation with different data types, including Int64, Uint64 and ByteString.
iot-platformnode-httpiec-62541opcuajavascript
marcelwinh/license-crawler
May 2018 - Dec 2022
crawls a npm package and it's dependencies for their licenses
Contributions:1 PR, 6 pushes in 4 years 7 months
licensesdependenciesnpm-packagenodejsnpm
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