David Janssen
Project Manager at Earles Engineering & Inspection, Inc.
Salina, Kansas, United States
Summary
🤩
Rockstar🎓
Top SchoolDavid Janssen is a licensed civil engineer and project manager with over 30 years of experience delivering water, wastewater, and industrial facility projects across municipal and private sectors. He has led projects from feasibility and conceptual design through construction, excelling in budgeting, cost estimating, structural assessments, and vendor coordination for complex upgrades and new builds. At ADM he managed engineering for more than 40 flour milling facilities internationally, developing practical designs, financial justifications, and safety improvements. Currently managing municipal and industrial water projects at Earles Engineering, he combines hands-on engineering judgment with stakeholder-focused project delivery. An occasional coder and open-source contributor, he has extended core logic in a notable keyboard-management project, reflecting a practical curiosity for technical problem-solving beyond civil engineering.
10 years of coding experience
34 years of employment as a software developer
Master of Science - MS, Civil Engineering, Master of Science - MS, Civil Engineering at Kansas State University
Github Skills (6)
functional-programming10
keymapping10
haskell10
remapping10
text-parsing9
parsing9
Programming languages (6)
Github contributions (5)
kmonad/kmonad
Sep 2019 - Sep 2022
An advanced keyboard manager
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 releases, 4 reviews, 477 commits in 2 years 11 months
Contributions summary:David primarily focused on adding new functionality to the keyboard manager, specifically implementing a "macro-style" button that emits a sequence of events, as well as the "tap-next" and "tap-hold-next-release" buttons, extending the remapping capabilities. They addressed a parser bug and worked on better handling of layer-switching buttons. The changes involve modifications to the core logic of button definitions.
imeqmkkeyboard-eventskeyboard-managerkeyboard
david-janssen/qmk_firmware
May 2022 - Nov 2023
Open-source keyboard firmware for Atmel AVR and Arm USB families
Contributions:9 pushes in 1 year 6 months
rp2040firmwareavratmelusb
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