Hilko Janßen is a Data Scientist at Mercedes-Benz Tech Innovation with 11 years of hands-on experience building practical data products and tools. He has taught a university Data Science course at MCI Innsbruck, creating lectures, exercises, projects and exams — work whose notebooks are publicly available on his GitHub. Hilko contributes to open-source projects like mailinabox, where he implemented backup integration and system-level improvements, demonstrating strong DevOps and backend skills alongside data expertise. He frequently builds small, useful utilities—encrypted file transfer, an exam simulator, and a remote-work selector site from the EUVsVirus challenge—that emphasize usability and real-world impact. Based in Stuttgart, he combines academic rigor (MSc Information Systems) with a maker mindset, and off-hours he pursues photography and specialty coffee, suggesting an attention to detail that carries into his work.
10 years of coding experience
Master, Information Systems, 1,4, Master, Information Systems, 1,4 at Westfälische Wilhelms-Universität Münster
Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.
Role in this project:
DevOps Engineer & Backend Developer
Contributions:16 reviews, 6 commits, 5 PRs in 5 months
Contributions summary:Hilko contributed to the Mail-in-a-Box project by implementing features and making improvements related to system administration and backend functionality. Their work included implementing Backblaze B2 backup integration, updating the Roundcube webmail component, and adjusting DNS configuration. They also made changes to the startup scripts and configuration files, demonstrating a focus on system-level configuration and deployment.
Contributions:33 commits, 32 pushes, 1 branch in 12 days
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