Tobias Janssen
Softwareentwickler .NET Teamlead at traperto GmbH
Cleves, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolTobias Janssen is a .NET software engineer and team lead based in Cleves, Germany, with 11 years of experience delivering commercial and embedded software. At traperto GmbH he progressed from developer to Teamlead, blending hands-on .NET development with people and delivery management since 2019. His background includes infotainment and software system roles at SPARKS and APTIS, giving him exposure to both embedded and enterprise-grade applications. He holds a BSc in Computer Science (Softwaresysteme) from Westphalia University of Applied Sciences and maintains side projects on GitHub under kryptobi, signaling continuous experimentation outside day-to-day work. Colleagues describe him as a pragmatic engineer who favors reliable, maintainable solutions and mentorship over technical showmanship. He brings a steady mix of technical depth and team-focused leadership to medium-sized product teams.
11 years of coding experience
Bachelor of Science - BS, Informatik Softwaresysteme, Bachelor of Science - BS, Informatik Softwaresysteme at Westphalia University of Applied Sciences
Github Skills (48)
happy10
dotnet10
aurora10
dotnet-core10
data-structure9
markdown9
entity-framework-core9
filetype9
magic-numbers9
csharp9
sdk9
entity9
mime-types9
mime8
database8
Programming languages (6)
Github contributions (5)
Traperto/magic-bytes-validator
Sep 2021 - Aug 2022
File validator that checks by magic bytes and MIME types
Contributions:1 release, 40 reviews, 12 commits in 10 months
mime-typesvalidationmagicfiletypemagic-numbers
Traperto/clamav-rest
Jul 2022 - Mar 2024
Dockerized Rest API for sending files to ClamAV
Contributions:4 reviews, 6 comments in 1 year 7 months
apidocker-imageclamavdockersending
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