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Viktor Scharf

PROFILE

Viktor Scharf

Over thirteen months, Viktor Scharf engineered core collaboration and testing features for the opencloud-eu/web and opencloud-eu/opencloud repositories, focusing on secure authentication, multi-tenant isolation, and robust end-to-end validation. He integrated LDAP and Keycloak authentication, implemented accessibility testing with Playwright and Axe-Core, and expanded CI/CD pipelines for reliable, cross-browser test coverage. Using Go, TypeScript, and Docker, Viktor delivered features like clipboard image upload, drag-and-drop folder support, and groupware API enhancements, while optimizing release management and documentation. His work demonstrated depth in backend and frontend development, emphasizing maintainable automation, test reliability, and secure, scalable deployment for cloud-based collaboration platforms.

Overall Statistics

Feature vs Bugs

90%Features

Repository Contributions

168Total
Bugs
9
Commits
168
Features
79
Lines of code
32,287
Activity Months13

Work History

October 2025

15 Commits • 9 Features

Oct 1, 2025

October 2025 focused on delivering core collaboration features, strengthening security and reliability, and advancing release readiness. Achievements span groupware capabilities, OIDC authentication, richer shared file UX with thumbnails, CI/testing hardening, and release/versioning work across opencloud, web, and docs. Accessibility, localization, and reliability fixes further reduce risk and improve user experience ahead of the 4.1.0 cycle.

September 2025

21 Commits • 8 Features

Sep 1, 2025

In September 2025, the OpenCloud EU teams delivered a focused set of capabilities and reliability improvements across three repositories, driving faster, more stable releases and improved runtime performance. The work emphasized CI/CD stability, test reliability, and robust release management to reduce cycle times and risk in production.

August 2025

10 Commits • 6 Features

Aug 1, 2025

August 2025 monthly overview for Open Cloud EU repos focused on delivering core features, stabilizing release processes, and strengthening multi-tenant security. The work spanned web, core OpenCloud services, and docs, with emphasis on end-to-end quality, test reliability, and faster, safer deployments.

July 2025

23 Commits • 10 Features

Jul 1, 2025

July 2025 was focused on delivering high-value features, improving reliability, and tightening release readiness across the OpenCloud suite. Key work spanned web, core platform, and documentation, with a strong emphasis on end-to-end quality, cross-platform compatibility, and infra alignment to reduce release risk. Highlights include robust file creation workflows, expanded space management capabilities, and comprehensive cross-device/browser testing, all backed by stronger test reliability and accessibility coverage. Release readiness was enhanced through core library updates and infrastructure changes, enabling smoother deployments and better user experiences in production.

June 2025

22 Commits • 9 Features

Jun 1, 2025

June 2025 performance highlights across OpenCloud EU repos focused on securing authentication, stabilizing delivery pipelines, expanding accessibility and end-to-end testing, and strengthening API/test coverage. Delivered features, fixed key test stability issues, and set the stage for faster, safer releases with deeper visibility into business impact.

May 2025

16 Commits • 9 Features

May 1, 2025

May 2025 performance summary highlighting testing infrastructure, CI/CD reliability, and feature delivery across opencloud-eu/opencloud and opencloud-eu/web. Delivered scalable testing for collaborative POSIX filesystem operations; preserved space images during admin fetch; decomposed storage CI/testing integration; and CI pipeline optimization. In the web app, added drag-and-drop folder upload, end-to-end media handling tests, and stability improvements for activity logging, with a pinned CI/CD environment for parity. Emphasis on business value: earlier defect detection, reduced risk in storage and media workflows, improved user experience for uploads, and more reliable release pipelines.

April 2025

12 Commits • 6 Features

Apr 1, 2025

April 2025 monthly summary for opencloud EU: Across three repositories, delivered and stabilized core automation, expanded test coverage, and tightened release governance. Implemented a Playwright-based API interaction layer to replace node-fetch, and extended end-to-end testing to cover pagination, language settings, and archive downloads. Strengthened CI/CD with environment traceability, PR label enforcement, and version bumps, improving PR review reliability and deployment predictability. Added a practical LDAP deployment example for opencloud_full, synchronized release/versioning, and upgraded key dependencies for stability and security. Fixed documentation gaps (Mac OS socket path typo) and corrected a bare-metal installation URL to reflect the local access point. Business value: more reliable API and end-to-end validation, faster feedback on changes, safer deployments, and clearer operational guidance for operators and customers. Technologies/skills demonstrated: Playwright-based API testing, end-to-end test design and maintenance, GitHub Actions CI/CD, version tagging and dependency management, LDAP deployment configuration, and documentation maintenance.

March 2025

12 Commits • 5 Features

Mar 1, 2025

March 2025 performance summary for opencloud-eu repos: Delivered significant improvements across docs and web components, focusing on installation flows, upgrade paths, data migration, and test stability. Key outcomes include consolidating the Bare-Metal installation into a single generate/build command; fixing a critical typo in the bare-metal build path; launching an OpenCloud Upgrade Guide with Docker/Docker Compose covering backups, version pull, config checks, and data integrity; publishing a Migration Guide for moving personal space data to OpenCloud via rclone; and strengthening End-to-End tests and CI stability to reduce flakiness and improve data alignment across spaces, collaboration sharing, tag visibility, and quotas.

February 2025

10 Commits • 6 Features

Feb 1, 2025

February 2025 Performance Summary for OpenCloud repos (opencloud-eu/opencloud, opencloud-eu/web, opencloud-eu/docs). The month focused on test reliability, deployment consistency, and streamlined onboarding. Deliverables across three repos reduced noise in tests, clarified test structure, standardized deployment configurations, and expanded local setup guidance and storage deployment options, supporting faster onboarding, more maintainable tests, and reliable deployments.

January 2025

10 Commits • 3 Features

Jan 1, 2025

January 2025 monthly performance summary for opencloud-eu/opencloud and opencloud-eu/web. Focused on stabilizing OpenCloud environments and boosting testing efficiency, delivering critical environment configuration fixes, branding alignment, and automated testing enhancements, alongside parallelized end-to-end testing to improve reliability and speed.

December 2024

1 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary for repository owncloud/web. Focused on stabilizing the CI/CD testing pipeline by aligning the pipeline with the latest components and dependencies. Delivered a feature to synchronize CI/CD versions used in tests, tied to the OCIS commit and Collabora Code image tag (commit 2860333f35062b31d5f09dda2018d177f39ac640, message: update ocis. run tests). No major bugs fixed this month. Impact: more reliable tests, reduced environment drift, and faster feedback loops for releases. Technologies/skills demonstrated: CI/CD pipelines, version pinning, OCIS integration, Collabora Code images, test automation, and change traceability. Business value: lowers release risk and accelerates iteration.

November 2024

15 Commits • 6 Features

Nov 1, 2024

November 2024 monthly summary for core development efforts across ocis, web, and web-extensions. Delivered enhancements to deployment, CI, image processing, and test automation, with a strong focus on reliability, scalability, and business value. The work emphasized data integrity, faster feedback cycles in CI, and broader test coverage to reduce risk in production releases.

October 2024

1 Commits • 1 Features

Oct 1, 2024

Monthly summary for 2024-10: Delivered Federated Resource Sharing and Download Enhancements in opencloud-eu/web, improving cross-tenant collaboration, resource sharing, and download reliability with expanded test coverage. Added end-to-end test scenarios for uploading into folders and sharing with federated connections; ensured federated users can download shared folders, backed by a robust suite of tests.

Activity

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Quality Metrics

Correctness90.6%
Maintainability90.0%
Architecture85.6%
Performance83.8%
AI Usage22.0%

Skills & Technologies

Programming Languages

BashDockerfileDroneGherkinGoJSONJavaJavaScriptLDIFMakefile

Technical Skills

API Contract TestingAPI IntegrationAPI TestingAcceptance TestingAccessibilityAccessibility TestingAuthenticationBackend DevelopmentBash ScriptingBehavior-Driven DevelopmentBrowser TestingBuild AutomationBuild ConfigurationBuild ManagementBuild Process

Repositories Contributed To

6 repos

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

opencloud-eu/web

Oct 2024 Oct 2025
11 Months active

Languages Used

GherkinTypeScriptJavaScriptYAMLStarLarkLDIFShellStarlark

Technical Skills

Cloud StorageEnd-to-End TestingFrontend DevelopmentAPI TestingConfiguration ManagementCucumber

opencloud-eu/opencloud

Jan 2025 Oct 2025
9 Months active

Languages Used

BashGherkinGoMakefilePHPShellYAMLMarkdown

Technical Skills

API TestingBuild AutomationCI/CDConfigurationConfiguration ManagementDevOps

opencloud-eu/docs

Feb 2025 Oct 2025
8 Months active

Languages Used

MarkdownShellJSON

Technical Skills

Cloud StorageDevOpsDockerDocumentationSystem AdministrationTechnical Writing

owncloud/web

Nov 2024 Dec 2024
2 Months active

Languages Used

GherkinStarlarkTypeScriptYAMLShell

Technical Skills

Backend DevelopmentBuild AutomationBuild SystemsCI/CDConfiguration ManagementFull Stack Development

owncloud/web-extensions

Nov 2024 Nov 2024
1 Month active

Languages Used

DroneJavaScriptStarlarkTypeScript

Technical Skills

Build ConfigurationCI/CDCI/CD ConfigurationConfigurationConfiguration ManagementDevOps

owncloud/ocis

Nov 2024 Nov 2024
1 Month active

Languages Used

DockerfileShellStarlarkYAML

Technical Skills

CI/CDConfiguration ManagementDevOpsDockerEnvironment VariablesLinux

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