Carl-eric Menzel
Senior Consultant at codecentric AG
Munich, Bavaria, Germany
Summary
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SeniorCarl-eric Menzel is a Senior Consultant based in Munich with 14 years of experience delivering pragmatic Java backend solutions and mentoring teams across enterprise clients. He has a strong track record in performance optimization and maintainability—evidenced by contributions to the widely used Apache Wicket project where he sped up large choice list conversions and improved component typing and form handling. At codecentric (and previously at Cognizant, C1 SetCon and Senacor) he blends hands-on development with consulting, coaching and delivery leadership. Beyond code, he advocates for safety, consent culture and increased queer representation in tech, often translating community-building energy into meetups and mentoring. This combination of deep technical craft and intentional inclusivity makes him a reliable partner for teams tackling complex web applications.
15 years of coding experience
Github Skills (8)
javas10
wicket10
java10
testing10
performance-optimization9
web-development8
html8
apache7
Programming languages (9)
Github contributions (5)
apache/wicket
Dec 2011 - Feb 2018
Apache Wicket - Component-based Java web framework
Role in this project:
Backend Developer
Backend DeveloperContributions:86 commits, 17 PRs, 14 comments in 6 years 2 months
Contributions summary:Carl-eric focused on optimizing the `apache/wicket` repository by improving the performance of large choice list conversions. They implemented a map-based solution within `convertChoiceIdsToChoices` to speed up this process. The user also addressed external redirect issues within the `WicketTester` for more accurate testing. Furthermore, the user made improvements to the generic typing of the `TabbedPanel` and `AjaxTabbedPanel`, improving code maintainability. Finally, the user addressed several issues relating to form submissions and button behavior including the introduction of before/after form submit handling.
javaweb-frameworkapache
duesenklipper/wicket-simplelambda
Apr 2016 - Feb 2021
Contributions:1 PR, 1 push, 1 branch in 4 years 10 months
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