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KryukovaPolina

PROFILE

Kryukovapolina

Polina Kriukova engineered robust CI/CD pipelines and automated testing infrastructure across Netcracker’s qubership repositories, including qubership-zookeeper, qubership-consul, and qubership-kafka. She focused on stabilizing test execution by pinning workflows to specific commit hashes, introducing retry logic, and synchronizing deployment steps to reduce flaky builds and accelerate feedback. Using Python, YAML, and GitHub Actions, Polina enhanced integration testing and automated cross-repo workflows, aligning pipeline versions and tightening security controls. Her work improved test determinism, deployment reliability, and release readiness, demonstrating depth in DevOps automation and CI governance while addressing edge cases in distributed systems and complex integration environments.

Overall Statistics

Feature vs Bugs

78%Features

Repository Contributions

26Total
Bugs
4
Commits
26
Features
14
Lines of code
377
Activity Months9

Work History

February 2026

8 Commits • 4 Features

Feb 1, 2026

Concise monthly summary for February 2026 focusing on CI/CD pipeline enhancements across the Netcracker qubership projects, with emphasis on testing improvements, version alignment, and security.

January 2026

2 Commits

Jan 1, 2026

January 2026 monthly summary for Netcracker qubership repositories. Focused on stabilizing alert test suites to improve CI reliability and deployment confidence. Delivered targeted fixes: Kafka alert tests timeout extended from 30s to 90s to accommodate Kafka broker scale-up, reducing flaky timings; Consul alert tests stabilization by temporarily disabling two alerts to address an issue before a fix. Commits associated: 0f8e59df774167ccefd780d03975a3923f3a4752 and f02bb2ba3b4fd8e33b64d56a0f4984d867b03714. Impact: more stable CI signals, fewer false negatives, faster feedback for deployments. Technologies/skills demonstrated: test automation tuning, Kafka, Consul, Kubernetes deployment timing, CI instrumentation.

December 2025

8 Commits • 4 Features

Dec 1, 2025

December 2025 delivered cross-repo enhancements to testing infrastructure and CI pipelines across Netcracker/qubership-zookeeper, Netcracker/qubership-consul, Netcracker/qubership-kafka, and Netcracker/qubership-opensearch. Key improvements include fork-enabled test runs and retry-based reliability for Zookeeper tests, stabilization and performance gains in CI pipelines via upgrades to qubership-test-pipelines v1.1.0 and new build-wait steps, added retries for Kafka alert tests, and a general refresh of test pipeline versions for OpenSearch. These changes yielded higher test coverage, faster feedback, and reduced flaky deployments, strengthening release readiness and overall software quality.

November 2025

2 Commits • 2 Features

Nov 1, 2025

November 2025 focused on stabilizing test pipelines and boosting deployment reliability for the qubership Kafka and Zookeeper stacks. Key features delivered include Kafka test pipeline version pinning to 1.0.0 to stabilize tests, and CI/CD pipeline synchronization to ensure image readiness before Zookeeper deployment. No explicit major bug fixes are recorded this month; the efforts were primarily reliability and stability improvements that reduce flakiness and accelerate feedback. Overall, these changes improve deployment predictability, shorten cycle times, and strengthen cross-repo CI/CD guardrails.

October 2025

1 Commits

Oct 1, 2025

Monthly summary for 2025-10 (Netcracker/qubership-kafka): Key reliability improvements delivered through targeted bug fix in Kafka integration tests, with a focus on reducing CI flakiness and speeding feedback loops for downstream teams.

September 2025

1 Commits

Sep 1, 2025

Month: 2025-09. Focused on stabilizing CI for Netcracker/qubership-zookeeper by updating the Zookeeper test pipeline configuration to point at the latest test pipeline commit, ensuring tests run against the correct service branch.

August 2025

2 Commits • 2 Features

Aug 1, 2025

August 2025: Delivered deterministic CI improvements for Netcracker/qubership-zookeeper and Netcracker/qubership-consul, focusing on reliability, reproducibility, and faster feedback for releases. Key changes include pinning test pipelines to specific commits, excluding Dependabot-triggered runs, and updating versions.yaml and run_tests.yaml to align with latest configurations. These changes reduce flaky tests, improve test determinism, and enable safer, faster release cycles.

July 2025

1 Commits • 1 Features

Jul 1, 2025

Month: 2025-07 — Netcracker/qubership-zookeeper: Delivered automated testing pipeline for the Zookeeper service, enabling continuous, hands-off test execution for PRs and main branch synchronization. Implemented a GitHub Actions workflow that orchestrates a reusable Zookeeper test pipeline from an external repository with required parameters and secrets. This change reduces manual QA effort, accelerates feedback on code changes, and improves CI reliability. Commit 366a380fb0d49990b11f613bc81e91886f2eadd2 captures the primary change: 'Add a workflow to run Zookeeper test pipeline (#45)'. Overall, the month established a scalable CI foundation for Zookeeper testing and demonstrated strong CI/CD craftsmanship. Major focus: automation, cross-repo integration, and parameterized pipelines to support consistent testing across environments.

June 2025

1 Commits • 1 Features

Jun 1, 2025

June 2025: Netcracker/qubership-consul delivered CI workflow stability improvements by pinning the shared test pipelines to a specific updated commit hash and updating the pipeline branch reference. This ensured deterministic, reproducible test runs across environments, reduced flaky builds, and improved feedback speed to developers. The change is anchored by commit 8f6a6a42624bf36addc18e54d428148ca9c5c058 with message 'fix: Update run tests workflow version (#56)'. Overall, this work strengthens CI reliability, governance, and time-to-feedback, enabling safer releases and faster iteration.

Activity

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Quality Metrics

Correctness92.4%
Maintainability92.4%
Architecture91.6%
Performance88.4%
AI Usage20.8%

Skills & Technologies

Programming Languages

PythonRobot FrameworkYAMLyaml

Technical Skills

CI/CDDevOpsGitHub ActionsIntegration TestingKafkaPythonTestingZookeeperautomationintegration testingrobot frameworktesting

Repositories Contributed To

4 repos

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

Netcracker/qubership-zookeeper

Jul 2025 Feb 2026
6 Months active

Languages Used

YAMLyamlPython

Technical Skills

CI/CDGitHub ActionsTestingDevOpsPythonZookeeper

Netcracker/qubership-consul

Jun 2025 Feb 2026
5 Months active

Languages Used

YAMLRobot Framework

Technical Skills

CI/CDGitHub ActionsDevOpsautomationtesting

Netcracker/qubership-kafka

Oct 2025 Feb 2026
5 Months active

Languages Used

PythonYAMLRobot Framework

Technical Skills

Integration TestingKafkaPythonCI/CDDevOpsGitHub Actions

Netcracker/qubership-opensearch

Dec 2025 Feb 2026
2 Months active

Languages Used

YAML

Technical Skills

CI/CDDevOpsTestingGitHub Actions

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