Christoph Jerolimov
Principal Software Engineer at Red Hat
Cologne Bonn Region Germany
Summary
🤩
Rockstar🎓
Top SchoolChristoph Jerolimov is a Principal Software Engineer at Red Hat with 13 years of hands-on experience building and hardening front-end and full-stack solutions, especially around cloud-native UIs like the OpenShift Cluster Console. He has a strong track record contributing to prominent open-source projects (e.g., patternfly-react and openshift/console), fixing tricky React bugs, adding TypeScript types, and improving component reliability and tests. Previously a long-term freelancer and seasoned engineer at firms like tarent, he brings a pragmatic blend of mobile, backend, and web expertise to large-scale enterprise products. Based in the Cologne/Bonn region, he pairs deep implementation skills with system-level thinking and an eye for UX details that prevent runtime crashes and subtle React warnings. An interesting detail: he often prefers defensive fixes that close problematic flows (e.g., closing dialogs to avoid Formik state issues) rather than brittle resets, highlighting a practical approach to robustness.
13 years of coding experience
20 years of employment as a software developer
Computer Sciences and Media, Computer Sciences and Media at Cologne University of Applied SciencesProfessional dual IT-education (specialty in software development), Professional dual IT-education (specialty in software development) at HHEK Bonn (College)
Github Skills (16)
uid10
typescript10
javascript10
typescripts10
openshift10
ui-design10
front-end-development10
react10
typescript-types10
react-component9
react-components9
cypress9
testing8
knative8
patternfly7
Programming languages (17)
Github contributions (5)
openshift/console
May 2020 - Dec 2022
OpenShift Cluster Console UI
Role in this project:
Front-end Developer
Front-end DeveloperContributions:2081 reviews, 310 commits, 340 PRs in 2 years 7 months
Contributions summary:Christoph primarily focused on front-end development within the OpenShift console UI project, as evidenced by their commits. They addressed a warning related to React state updates in the traffic splitting dialog by closing it instead of resetting Formik state. They also fixed a crash in the AddPage when a service info fetch fails and added TypeScript types. Furthermore, they reordered render methods and extracted and fixed icon calculations.
consoleopenshiftk8skubernetescluster
patternfly/patternfly-react
Jul 2020 - Oct 2022
A set of React components for the PatternFly project.
Role in this project:Front-end Developer
Front-end DeveloperContributions:7 commits, 6 PRs, 20 comments in 2 years 3 months
Contributions summary:Christoph primarily contributed to the `patternfly-react` repository by fixing bugs and improving the functionality of React components. They addressed issues in the Select component, specifically related to typeahead functionality, including fixing infinite loops, form submission issues, and adding unit tests and cypress tests. Further work involved refactoring of the topology components to fix React warnings and enhance display names for the components. Additional commits included improvements to UI layout and spacing within the catalog extension.
reactbootstrap3patternflyreact-componentsreactjs
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