Jannik Rinner
Netzwerkadministrator
Bocholt, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolJannik Rinner is an experienced network and system administrator with nine years building and maintaining IT infrastructure across manufacturing and defense sectors in Germany. Currently at Rheinmetall, he brings hands-on expertise in network operations, system administration, and IT technician work developed through roles at Lebbing Automation, Fensterbörse Verden, and CVA GmbH. Trained as a Fachinformatiker for system integration, he blends practical troubleshooting with long-term infrastructure improvements and operational reliability. Outside of day-to-day admin work he codes primarily in Delphi under the handles Redeemer / numma_cway, showing a sustained developer mindset that complements his systems focus. He is comfortable adapting to regulated and industrial environments, translating operational requirements into stable, auditable networks. Colleagues describe him as a pragmatic problem-solver who pairs legacy-language development skills with modern network administration practices.
9 years of coding experience
Fachinformatiker Systemintegration Informationstechnologie, Fachinformatiker Systemintegration Informationstechnologie at Berufsbildende Schule Nienburg Weser
German, English
Github Skills (118)
postgresql10
windows10
nintendo10
gameboy10
nes-emulator10
datasheet10
interbase10
devkitpro10
amiga10
sega-genesis10
minification10
sql10
fltk10
database10
firebirdsql10
Programming languages (10)
Github contributions (5)
nummacway/gb300-sf2000-tool
May 2024 - Oct 2024
Contributions:10 releases, 13 pushes, 1 branch in 5 months
nummacway/gb300
Mar 2024 - Mar 2025
Contributions:60 pushes, 3 branches in 11 months
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