Frederik Hahne
Software-Architekt at adesso SE
Paderborn, North Rhine-Westphalia, Germany
Summary
🤩
Rockstar🎓
Top SchoolFrederik Hahne is a software architect with 15 years of experience designing and delivering full-stack and backend solutions, currently leading architecture at adesso SE. He is a long-time core contributor and JHipster board member, shaping the tooling and website for one of the most widely used application generators in the Java ecosystem. His work spans build and CI/CD automation, Gradle/Maven support, Prometheus integration, and frontend tweaks for Vue-based generators, demonstrating fluency across infrastructure, DevOps and client-side code. A Paderborn-educated computer scientist, he also co-founded Stepwo GbR and organizes local tech meetups, blending entrepreneurship with community leadership. Outside of work he’s a hands-on contributor who refactors libraries, adds robust test coverage, and even creates project artwork—bringing both engineering rigor and a touch of geek culture to open source.
15 years of coding experience
10 years of employment as a software developer
Master of Science (MS) Informatik, Master of Science (MS) Informatik at Paderborn University
German, English
Stackoverflow
651reputation
29kreached
41answers
0questions
Github Skills (39)
unit-testing10
caching10
code-generator10
github-ci10
back-end-development10
redis10
testing10
cicd10
java10
codegen10
jhipster10
javas10
code-generation10
vue10
memcached10
Programming languages (18)
Github contributions (5)
kenglxn/QRGen
Jul 2013 - Oct 2018
a simple QRCode generation api for java built on top ZXING
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:52 commits, 2 PRs, 41 comments in 5 years 3 months
Contributions summary:Frederik primarily contributed to the `qrgen` project by implementing new features, specifically the ability to generate QR codes with user-defined file names and the integration of vCard data encoding. They added test cases to validate the new functionality, ensuring the robustness of the generated QR codes. Additionally, the user worked on refactoring and modularizing the project, introducing core and javase modules.
qrcodeapion-topjavazxing
jhipster/jhipster.github.io
Feb 2015 - Sep 2022
Public website for JHipster - generates https://www.jhipster.tech
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:30 reviews, 126 commits, 99 PRs in 7 years 8 months
Contributions summary:Frederik primarily contributed to the documentation and website content of the JHipster project. Their commits updated installation instructions, corrected formatting on pages, added artwork (stickers, wallpapers), and fixed various links. They also added content related to the shell plugins, updated event listings, and improved the overall presentation of the JHipster website.
jhipster
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