Simon Leiß
DevOps Engineer at amplimind
Bavaria, Germany
Summary
🤩
Rockstar🎓
Top SchoolSimon Leiß is a DevOps Engineer and CTO with 12 years of hands-on experience building secure, production-ready platforms from Germany’s Bavaria. He combines formal graduate studies at TUM and KTH with practical roles across startups and academia, where he deployed and secured the Artemis interactive learning platform for university courses. At amplimind he focuses on cloud-native operations and automation, while as CTO of cirqus he shapes technical strategy and delivery. His open-source contributions include back-end security and access-control improvements to the widely used Artemis project, reflecting a pragmatic focus on permissions, refactoring, and preventing unauthorized access. Colleagues know him for blending rigorous academic grounding with a developer-first approach to infrastructure and application security.
12 years of coding experience
Master of Science - MS, Computer Science, Master of Science - MS, Computer Science at KTH Royal Institute of TechnologyMaster of Science - MS, Computer Science, Master of Science - MS, Computer Science at Technical University of MunichBachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Technische Universität München
German, English, French, Swedish
Stackoverflow
504reputation
28kreached
14answers
2questions
Github Skills (17)
back-end-development10
java10
security10
javas10
spring-boot10
access-control10
rest-api10
gitlab6
gitlab-pipeline6
gitlab-ci-runner6
dockerfile6
yaml6
continuous-integration6
python6
git6
Programming languages (16)
Github contributions (5)
ls1intum/Artemis
Aug 2018 - Jan 2023
Artemis - Interactive Learning with Automated Feedback
Role in this project:
Back-end Developer
Back-end DeveloperContributions:296 reviews, 253 commits, 133 PRs in 4 years 6 months
Contributions summary:Simon focused on enhancing the application's security and access control features. Their contributions primarily involved modifying the `ParticipationResource.java`, `QuizExerciseResource.java`, and related service classes to refine user permission checks and restrict access based on user roles and build plan publication status. They also refactored permission-related method names to improve code clarity and implemented changes to prevent unauthorized access to specific build plan URLs.
automatic-feedbackexam-modeartemisapolloninteractive-learning
ls1intum/bamboo-server-notification-plugin
Dec 2018 - Sep 2022
Notification Plugin for Bamboo to notify Artemis about build results
Contributions:16 releases, 18 reviews, 32 commits in 3 years 9 months
artemisnotification-pluginbamboopluginnotifications
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