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Jakub Jedlicka

PROFILE

Jakub Jedlicka

Jan Jedlicka contributed to the quarkus-qe/quarkus-test-framework by engineering robust backend and CI/CD solutions that improved test reliability, runtime flexibility, and cross-environment compatibility. He modernized API integrations, streamlined containerization with Docker and Kubernetes, and enhanced configuration management using Java and YAML. Jan delivered features such as dynamic Maven argument support, JVM options passthrough, and migration of Kafka clusters to KRaft mode, addressing evolving infrastructure needs. His work included upgrading Keycloak environments, optimizing CI workflows with GitHub Actions, and stabilizing integration tests for cloud deployments. These efforts resulted in a maintainable, future-ready test framework with reduced operational friction.

Overall Statistics

Feature vs Bugs

65%Features

Repository Contributions

63Total
Bugs
15
Commits
63
Features
28
Lines of code
1,435
Activity Months17

Work History

April 2026

1 Commits

Apr 1, 2026

April 2026 monthly summary focusing on test reliability improvements in quarkusio/quarkus. Key work targeted the LRAParticipantTest used in Narayana LRA native integration, addressing reliability and clarity of the coordinator URL setup.

March 2026

3 Commits • 2 Features

Mar 1, 2026

March 2026 highlights: two-repo focus on test reliability, release readiness, and repository hygiene with measurable business impact. Key outcomes include a more stable QE test framework across native and JVM environments, clearer signaling of ongoing development for the 1.9.z release cycle, and a leaner codebase that reduces maintenance overhead and speeds up release pipelines.

February 2026

14 Commits • 3 Features

Feb 1, 2026

February 2026: Strengthened CI/CD reliability and runtime stability for the quarkus-test-framework, delivering faster, more deterministic builds and a modernized Java/runtime stack. Highlights include CI build caching, Java 25 upgrade across CI/builder images, container image improvements, and a critical OpenShift GIT ref/URI quoting fix that prevents versioning errors.

January 2026

7 Commits • 4 Features

Jan 1, 2026

January 2026: Delivered key features and reliability improvements across two repositories, focusing on developer productivity, runtime compatibility, and security posture. Key initiatives included JVM options passthrough for Quarkus apps; Maven annotation processor support for Quarkus Infinispan client enabling Java 24+ compatibility; Keycloak upgrade to 26.5; and test suite stability enhancements (Chromium-based Playwright for RHEL 8 and alignment with Quarkus 3.27). In addition, targeted fixes improved JVM property handling in RestService and CLI error messaging readability. Overall impact: reduced configuration friction, expanded compatibility, improved security posture, and more reliable test execution across environments.

December 2025

2 Commits • 2 Features

Dec 1, 2025

December 2025: Delivered two critical improvements in the quarkus-test-framework with clear business value: improved compatibility, reduced maintenance, and strengthened stability. No major bugs fixed this month.

November 2025

1 Commits • 1 Features

Nov 1, 2025

November 2025 monthly summary focusing on delivering runtime configurability enhancements for the quarkus-test-framework. Delivered a feature to support additional Maven arguments at runtime for GitRepositoryQuarkusApplication, improving flexibility of command execution, CI automation, and test orchestration.

October 2025

1 Commits • 1 Features

Oct 1, 2025

In 2025-10, delivered Kubernetes integration test enablement for the Greeting Resource in the quarkus-test-framework. This involved enabling KubernetesGreetingResourceIT by removing @Disabled, allowing the test to run in Kubernetes environments and validate the GreetingResource functionality. No major bugs fixed this month. Impact: improves Kubernetes CI coverage and test reliability for cloud deployments. Technologies demonstrated: Kubernetes, Quarkus/JUnit integration tests, CI/test infrastructure, Java.

September 2025

4 Commits • 2 Features

Sep 1, 2025

September 2025 (2025-09) monthly summary for quarkus-qe/quarkus-test-framework focusing on CI/test-automation improvements and test stabilization across Kubernetes/OpenShift.

August 2025

10 Commits • 3 Features

Aug 1, 2025

August 2025 (2025-08) - Performance Review Summary for quarkus-test-framework: Focused on stabilizing cross-DB migrations, enhancing cross-platform reliability, and standardizing configuration practices. Delivered concrete business value by improving deployment consistency, reducing test flakiness, and strengthening security posture.

July 2025

4 Commits • 2 Features

Jul 1, 2025

July 2025 monthly summary for quarkus-test-framework focusing on reliability, API modernization, and production readiness. Key features delivered include modernization of the JUnit service interface and production-ready enhancements for Keycloak, alongside a critical OpenShift deployment patching fix. The work culminates in improved test reliability, realistic production scenarios in CI, and a clearer pathway for future maintenance.

June 2025

1 Commits • 1 Features

Jun 1, 2025

June 2025 highlights for quarkus-qe/quarkus-test-framework: Delivered a CI/CD enhancement to mitigate Docker pull rate limits by introducing a composite GitHub Actions action that configures Docker daemon mirrors (Google and AWS) and restarts Docker to apply the settings. This change improves CI reliability, reduces build delays, and ensures consistent test runs across environments. The work centers on one feature with a single commit, driving business value by stabilizing public registry pulls and accelerating feedback cycles.

May 2025

1 Commits • 1 Features

May 1, 2025

May 2025: Delivered migration of Kafka clusters to KRaft mode in quarkus-qe/quarkus-test-framework, replacing ZooKeeper-based configuration with KRaft-enabled settings and modernizing the cluster setup for better scalability and maintenance. The work removes ZooKeeper-specific configurations, enables KRaft in the Kafka resource, and introduces node pools and KRaft annotations to prepare for future upgrades and operational simplicity. This aligns with long-term Kafka modernization goals and reduces operational complexity while improving reliability.

April 2025

2 Commits • 1 Features

Apr 1, 2025

April 2025: Stabilized and modernized the quarkus-test-framework to ensure reliable cross-version testing of Keycloak with Quarkus. Key deliveries include aligning the test infrastructure to Keycloak 26.1, restoring full TLS CLI integration test coverage by removing outdated version restrictions, and updating the Keycloak image to 26.1 to match Quarkus 26.1.3. These changes reduce flakiness, improve feedback loops, and preserve test coverage across supported versions.

March 2025

3 Commits • 1 Features

Mar 1, 2025

March 2025 — quarkus-test-framework: Reliability fixes and configurability improvements to accelerate testing and reduce flakiness in CI. Key work delivered three targeted changes: (1) resource path correction when copying files to Docker containers to remove a stray '|' and prevent path resolution errors; (2) build-time properties for init-task Flyway container image and pull policy to improve test scaffolding; (3) removal of withKraft() in ExtendedStrimziKafkaContainer to align with Strimzi ZooKeeper deprecation, reducing maintenance burden. Result: more stable test runs, easier test customization, and up-to-date container interop.

January 2025

6 Commits • 3 Features

Jan 1, 2025

January 2025 monthly summary for the quarkus-test-framework: delivered key test-environment enhancements and CI hardening. Upgraded Keycloak to version 26.0 in the test environment and aligned realm import naming with Keycloak conventions, ensuring templates and container services operate with compatible settings. Modernized admin credentials handling by migrating to KC_BOOTSTRAP_ADMIN_USERNAME and KC_BOOTSTRAP_ADMIN_PASSWORD, while maintaining backward compatibility and planning removal of legacy variables. Improved CI workflow by removing an unnecessary Maven setting in Jacoco and expanding release checks to fetch more releases for accurate identification of older stable versions. These changes reduce upgrade friction, improve testing reliability, and strengthen security and governance around credentials.

December 2024

1 Commits

Dec 1, 2024

December 2024 monthly summary for the quarkus-quickstarts repo focusing on test reliability and stability. Stabilized session-based tests by disabling WebClient response caching to prevent stale session cookies from affecting testTokenTimeoutLogout. This change makes test scenarios involving session timeouts and logouts deterministic and reduces flaky failures in CI. Implemented in commit 13aba8e4d13cf837d9615fc04aaf16f2fde6af43, ensuring that test outcomes reflect real session behavior rather than cached responses.

November 2024

2 Commits • 1 Features

Nov 1, 2024

November 2024 monthly summary for quarkus-qe/quarkus-test-framework: Focused on release readiness for 1.6.0.Beta13 and repository hygiene to enable future feature work. Cleaned stale branches, aligned release configurations, and merged changes into main to establish a solid baseline for upcoming development. Two targeted commits were executed: 0960e04ae9116800aadebeabeb87a006fd9e5b6b and f82ce6439aa777aa7f71601a123d8f756dda446f.

Activity

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Quality Metrics

Correctness92.2%
Maintainability92.4%
Architecture89.2%
Performance87.4%
AI Usage21.2%

Skills & Technologies

Programming Languages

BashDockerfileJavaMarkdownShellXMLYAMLjavapropertiesyaml

Technical Skills

API IntegrationAPI ManagementAPI RefactoringBackend DevelopmentBranch ManagementBuild AutomationCI/CDConfigurationConfiguration ManagementConsulContainerizationContinuous IntegrationDevOpsDockerEnvironment Configuration

Repositories Contributed To

3 repos

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

quarkus-qe/quarkus-test-framework

Nov 2024 Mar 2026
15 Months active

Languages Used

JavaShellYAMLpropertiesBashjavayamlMarkdown

Technical Skills

Branch ManagementGitRelease ManagementVersion ControlAPI IntegrationBackend Development

quarkusio/quarkus

Jan 2026 Apr 2026
3 Months active

Languages Used

JavaXML

Technical Skills

Error HandlingJavaproject managementrepository maintenanceIntegration TestingJUnit

quarkusio/quarkus-quickstarts

Dec 2024 Dec 2024
1 Month active

Languages Used

Java

Technical Skills

JavaTestingWebClient