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Simon Hirtreiter

PROFILE

Simon Hirtreiter

Worked extensively on the it-at-m/mucgpt and it-at-m/helm-charts repositories, delivering features that enhanced deployment stability, internationalization, and developer experience. Implemented Redis-backed caching and refactored backend APIs using Python and FastAPI to improve performance and maintainability. Introduced a review system scaffold, integrated Fluent UI for language selection, and modernized the frontend with TypeScript and React, focusing on UI/UX consistency and accessibility. Strengthened CI/CD workflows and security through configuration management and automated release processes. Maintained comprehensive documentation and test coverage, ensuring reliable onboarding and traceability. Addressed bugs and streamlined codebases, supporting scalable, secure, and maintainable software delivery.

Overall Statistics

Feature vs Bugs

74%Features

Repository Contributions

64Total
Bugs
7
Commits
64
Features
20
Lines of code
13,448
Activity Months7

Your Network

48 people

Same Organization

@muenchen.de
27
alexander.boxhornMember
alexander.kerscherMember
Benedikt MüllerMember
Christian VierthalerMember
Dominik GrenzMember
Martin BayrMember
Fabian ReinoldMember
fabian.weissMember
fabian.wilmsMember

Shared Repositories

21
eidottermihiMember
benedikt.jurschMember
Daniel NischwitzMember
Daniel NischwitzMember
Dominik GrenzMember
Martin BayrMember
Fabian ReinoldMember
Fabian ReinoldMember
fabian.wilmsMember

Work History

December 2025

22 Commits • 9 Features

Dec 1, 2025

Monthly summary for 2025-12 focused on the it-at-m/mucgpt repository. Delivered features, fixed defects, and improvements that drive business value, reliability, and performance.

November 2025

18 Commits • 4 Features

Nov 1, 2025

November 2025 (it-at-m/mucgpt): Delivered key platform enhancements and security hardening with a strong focus on developer velocity and reliability.

October 2025

16 Commits • 3 Features

Oct 1, 2025

October 2025 mucgpt – Key features delivered, major bugs fixed, and business impact outlined below. Focused on internationalization readiness, UI/UX consistency, and forward-compatible API routing. These changes improve global accessibility, user clarity, and maintainability while enabling faster feature delivery.

February 2025

3 Commits • 1 Features

Feb 1, 2025

February 2025 monthly summary for it-at-m/refarch: Delivered critical CI release permissions fix to unblock the automated release workflow, and advanced developer experience with documentation and API spec updates. These changes improve release reliability, onboarding, and API clarity, aligning with business goals of faster time-to-market and better developer adoption.

December 2024

1 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary for it-at-m/helm-charts. Key feature delivered: Gateway Helm chart version bump from 1.3.2 to 1.4.1 with appVersion updated to 1.4.1 to reflect the new chart. This ensures deployments pull the latest stable chart, improving deployment stability and alignment with the release cycle. No major bugs fixed in this repository this month; effort focused on release readiness and traceability. Impact: deployments are now on the latest stable chart, reducing drift and simplifying maintenance across environments. Technologies/skills demonstrated: Helm chart management, semantic versioning, git-based traceability, and Kubernetes deployment practices.

November 2024

3 Commits • 2 Features

Nov 1, 2024

Month 2024-11 (it-at-m/helm-charts) focused on security governance, deployment stability, and release discipline. Implemented Hazelcast RBAC configurability to gate creation of Hazelcast RBAC resources via hazelcast.assignRoleToServiceAccount, reducing risk and enabling explicit control. Performed Helm chart version bumps and release housekeeping to lock deployments to known versions, improving traceability and rollback readiness. No high-severity bugs fixed this month; minor adjustments to gating logic accompanied the feature work. Overall impact: safer deployments, clearer governance, and enhanced release traceability.

October 2024

1 Commits

Oct 1, 2024

Month: 2024-10 — Focused on stabilizing automated PR workflow in the it-at-m/refarch-templates repository. A targeted bug fix removed the prNotPending configuration, allowing Renovate to create pull requests irrespective of pending status checks. This unblocked automated updates (notably dependency bumps) and reduced need for manual intervention. Commit 5e626813d605d01e3c9e69ed9bfeb026b2f43c4a documents the change and the rationale.

Activity

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Quality Metrics

Correctness90.6%
Maintainability90.4%
Architecture88.4%
Performance89.4%
AI Usage27.6%

Skills & Technologies

Programming Languages

CSSJSONJavaScriptMarkdownOpenAPIPythonTypeScriptYAMLplaintext

Technical Skills

AI integrationAPI DesignAPI developmentAPI integrationAPI testingCI/CDCSSCSS ModulesConfiguration ManagementDevOpsDockerDocumentationFastAPIFluent UIFront End Development

Repositories Contributed To

4 repos

Overview of all repositories you've contributed to across your timeline

it-at-m/mucgpt

Oct 2025 Dec 2025
3 Months active

Languages Used

CSSJavaScriptTypeScriptMarkdownPythonYAMLplaintext

Technical Skills

CSSCSS ModulesFluent UIFront End DevelopmentFront-end DevelopmentFrontend Development

it-at-m/helm-charts

Nov 2024 Dec 2024
2 Months active

Languages Used

YAML

Technical Skills

HelmKubernetes

it-at-m/refarch

Feb 2025 Feb 2025
1 Month active

Languages Used

MarkdownOpenAPIYAML

Technical Skills

API DesignCI/CDDocumentationGitHub ActionsRESTful Services

it-at-m/refarch-templates

Oct 2024 Oct 2024
1 Month active

Languages Used

JSON

Technical Skills

CI/CDDevOps