Holger Janßen-kroll
Head Of IT Architecture & Integration
Geilenkirchen, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolHolger Janßen-kroll is a seasoned IT architect and integration leader with 13 years of professional experience, currently serving as Head of IT Architecture & Integration at igus SE & Co. KG. He combines a Diplom in Informatik from RWTH Aachen with a background as a full‑stack developer and IT consultant, translating complex technical landscapes into coherent, business‑valuable solutions. His career progressed from hands‑on IT services to technology leadership at Aleri Solutions and senior architecture roles at igus, reflecting a steady shift from implementation to strategic design. Holger emphasizes communication as the foundation of effective architecture, uniting diverse roles and technologies into maintainable systems. He is known for bridging technical detail and stakeholder alignment, treating programming languages as tools for clearer conversation with the digital world. Based in Geilenkirchen, Germany, he brings pragmatic engineering judgment and a talent for turning fragmented components into integrated, value‑driving platforms.
13 years of coding experience
8 years of employment as a software developer
Diplom, Informatik, Diplom, Informatik at RWTH Aachen University
Github Skills (22)
contao7
newsletter7
encryption6
php6
java6
restful-api6
blockchain5
peer-to-peer4
p2p4
microservices3
infrastructure3
docker-compose2
coverage2
rocks2
docker2
Programming languages (8)
Github contributions (5)
hojak/contao_hjk_vb_phoenix
Jul 2017 - Aug 2022
Contributions:17 pushes, 1 branch, 19 tags in 5 years 2 months
hojak/newsletter_content
Jun 2015 - May 2020
Contributions:4 pushes, 3 branches in 4 years 11 months
phpassociationcontaonewsletter
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