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YannC

PROFILE

Yannc

Yannick Coornaert developed and maintained core features and infrastructure for the kestra-io/kestra platform, focusing on release automation, UI reliability, and workflow stability. He engineered solutions such as Slack-integrated release notifications, reserved flow ID validation, and automated release note consolidation, using Java, TypeScript, and GitHub Actions. His work included refining CI/CD pipelines, enhancing Docker and Helm-based deployments, and improving frontend fidelity with Vue.js. By addressing both backend and frontend challenges, Yannick ensured robust system behavior and streamlined developer workflows. The depth of his contributions is reflected in the breadth of technical domains covered and the reliability improvements delivered across repositories.

Overall Statistics

Feature vs Bugs

55%Features

Repository Contributions

139Total
Bugs
31
Commits
139
Features
38
Lines of code
5,323
Activity Months10

Work History

August 2025

3 Commits • 2 Features

Aug 1, 2025

August 2025 performance summary focusing on key business value and technical achievements across kestra-io/kestra and kestra-io/actions. Delivered automation and stability improvements that reduce manual release toil, improve release communication, and strengthen governance for flow identifiers and cross-repo release notes.

July 2025

9 Commits • 3 Features

Jul 1, 2025

July 2025 monthly summary for kestra-io/kestra and kestra-io/actions. Focused on delivering UX improvements, enhancing release automation, tightening security for CI/CD, and refining data filtration. The work drove measurable business value by improving user confidence, reducing risk in releases, and increasing the accuracy of operational workflows.

June 2025

15 Commits • 5 Features

Jun 1, 2025

June 2025 monthly summary focusing on stabilizing release pipelines, expanding enterprise alignment, UI fidelity, and documentation for migrations across kestra-io/actions, kestra-io/kestra, and kestra-io/docs. Business value highlights include more reliable releases, reduced configuration drift, and clearer migration guidance enabling faster time-to-market for features and EE capabilities.

May 2025

2 Commits • 1 Features

May 1, 2025

May 2025 performance summary for kestra-io/kestra focusing on business value and technical delivery. Delivered stability improvements and clarified release responsibilities across product editions. Key components include a KPI chart guard to prevent runtime errors and the centralization of Helm chart bump handling to the Enterprise Edition (EE) side, streamlining CI/CD processes and reducing cross-team coordination friction. Overall, the month emphasized reliability, release efficiency, and cross-edition collaboration, with concrete commits supporting the changes.

April 2025

6 Commits • 3 Features

Apr 1, 2025

During April 2025, delivered notable features and fixes across kestra core and the AI plugin, prioritizing business-value, reliability, and enterprise alignment. Implemented multi-value namespace filtering, refined CI/CD for Docker publishing aligned with Enterprise Edition requirements, corrected database migration versioning for H2, fixed namespace page path resolution to ensure correct file loading, and strengthened test infrastructure by upgrading WireMock to Jetty12 for plugin reliability. These changes improve query flexibility, build consistency, and test stability, enabling faster, safer deployments and more predictable behavior in production.

March 2025

19 Commits • 4 Features

Mar 1, 2025

March 2025 performance recap for kestra development across multiple repos. Delivered user-facing CLI enhancements, improved scheduler resilience, UI stability fixes, and CI/stability improvements. Fixed data correctness, logging reliability, and observability, reducing runtime crashes and improving developer experience. Notable efforts spanned kestra, UI-libs, and various plugins (jdbc, dbt, fs, gcp), driving business value through safer workflows, better metrics, and API usability.

February 2025

31 Commits • 9 Features

Feb 1, 2025

February 2025 monthly summary for kestra-io/kestra focusing on CI improvements, security hardening, translations, and artifact/delivery enhancements. Key outcome: increased CI reliability, reduced unnecessary work, tightened security, and faster, safer releases. The work delivered tangible business value through more stable builds, fewer flaky tests, and clearer release readiness.

January 2025

20 Commits • 5 Features

Jan 1, 2025

January 2025 focused on delivering core charting enhancements, strengthening dashboards, and improving reliability and data accuracy. Key outcomes include: 1) Chart Preview and YAML-driven Chart Creation: a real preview endpoint, polymorphic DataChart handling, UI integration, and backend controller support to streamline chart creation and validation. 2) Dashboard UI/UX Enhancements: extensive UI polish across dashboards, charts, and editor, with better empty states, icons, assets, and editor text refinements. 3) Dashboard Schema and Filtering Improvements: annotated filters and JSON schema cleanup to improve consistency and validation. 4) Reliability and correctness fixes: NextExecutionDate reset when enabling schedules, Count task rendering fix, backfill input validation, and robust default date handling when start/end are missing. 5) Dynamic date formatting for time series: adaptive, human-readable date labels based on date range.

December 2024

3 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary for kestra-io/kestra: Stabilized and enhanced translation-related workflows, improved authentication communication reliability, and expanded UI configurability. Delivered a new UI feature to render select inputs as radio button groups (isRadio), fixed critical issues in translation generation CI and Axios token refresh calls. These changes reduce translation inaccuracies, prevent authentication failures, and provide a more flexible UI/UX for end users, strengthening business value and developer productivity.

November 2024

31 Commits • 5 Features

Nov 1, 2024

November 2024 performance summary: Delivered branding readiness, UI refinements, and core stability work acrossKestra repositories. Focused on user-facing reliability (UI translations, cron rendering, file-watcher loading), branding assets for docs, and UI consistency that aligns with design tokens. Strengthened testing clarity through naming standardization and maintained platform stability by reverting unstable dependencies where necessary.

Activity

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Quality Metrics

Correctness88.4%
Maintainability90.2%
Architecture86.4%
Performance86.6%
AI Usage20.4%

Skills & Technologies

Programming Languages

BashCSSGradleJavaJavaScriptMarkdownN/APythonSCSSSQL

Technical Skills

API DesignAPI DevelopmentAPI IntegrationAsset ManagementBackend DevelopmentBuild ToolsCI/CDCLI DevelopmentCLI ToolsCSSCode CleanupCode DeprecationConfiguration ManagementCore Changes IntegrationCore Java

Repositories Contributed To

11 repos

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

kestra-io/kestra

Nov 2024 Aug 2025
10 Months active

Languages Used

CSSJavaJavaScriptSCSSTypeScriptVueVue.jsPython

Technical Skills

CSSCore JavaFile HandlingFront End DevelopmentFront-end DevelopmentFrontend Development

kestra-io/ui-libs

Nov 2024 Mar 2025
2 Months active

Languages Used

JavaScriptShellTypeScriptYAML

Technical Skills

Build ToolsCI/CDCode CleanupDebuggingDependency ManagementDocumentation Parsing

kestra-io/actions

Jun 2025 Aug 2025
3 Months active

Languages Used

BashYAMLJavaScript

Technical Skills

CI/CDDebuggingGitHub ActionsRelease ManagementConfiguration ManagementAPI Integration

kestra-io/docs

Nov 2024 Jun 2025
3 Months active

Languages Used

Markdown

Technical Skills

Documentation

kestra-io/plugin-git

Nov 2024 Nov 2024
1 Month active

Languages Used

Java

Technical Skills

Code CleanupRefactoring

kestra-io/plugin-scripts

Jan 2025 Jan 2025
1 Month active

Languages Used

Java

Technical Skills

Plugin DevelopmentScripting

kestra-io/plugin-jdbc

Mar 2025 Mar 2025
1 Month active

Languages Used

Java

Technical Skills

Backend DevelopmentDatabase Integration

kestra-io/plugin-dbt

Mar 2025 Mar 2025
1 Month active

Languages Used

Java

Technical Skills

CLI ToolsJava DevelopmentLogging

kestra-io/plugin-fs

Mar 2025 Mar 2025
1 Month active

Languages Used

Java

Technical Skills

Core Changes IntegrationJava

kestra-io/plugin-gcp

Mar 2025 Mar 2025
1 Month active

Languages Used

Java

Technical Skills

API DesignCode DeprecationJava Development

kestra-io/plugin-ai

Apr 2025 Apr 2025
1 Month active

Languages Used

Gradle

Technical Skills

Dependency Management

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