atlassian/dc-app-performance-toolkit
Sep 2025 – Jun 2026
9 Months active
Languages Used
JSONMarkdownbashjsonHCLPythonYAMLGroovy
Technical Skills
AWSCI/CDCloud InfrastructureConfiguration ManagementDevOpsJSON configuration
Vadzim Kavalenka
PROFILE
Vadzim Kavalenka
Worked extensively on the atlassian/dc-app-performance-toolkit, delivering features that enhanced deployment reliability, test automation, and infrastructure scalability. Focused on backend development and DevOps, this work included upgrading Chromedriver and Terraform versions, optimizing Docker images, and introducing the Gateway API as a default ingress controller for Bitbucket before refining its usage for stability. Leveraged Python, Kubernetes, and Selenium to improve UI test resilience, streamline configuration management, and enable analytics integration across Atlassian applications. Emphasized documentation clarity, dependency management, and performance optimization, resulting in faster feedback cycles, reduced deployment risk, and improved maintainability for performance testing and cloud infrastructure environments.
Overall Statistics
Feature vs Bugs
86%Features
Repository Contributions
59Total
Bugs
4
Commits
59
Features
25
Lines of code
166,468
Activity Months9
Your Network
90 peopleShared Repositories
10
adminMember
Błażej GospodarekMember
Bradley HydeMember
Harsh AgrawalMember
Oleksandr MetelytsiaMember
OlehStefanyshynMember
Sergey MorozMember
Serhii MorozMember
Serhii MorozMember
Work History
June 2026
3 Commits • 2 Features
Jun 1, 2026June 2026 monthly summary for atlassian/dc-app-performance-toolkit focusing on stability, efficiency, and compatibility. Key outcomes include disabling the Gateway API default usage to improve deployment stability; slimming the Selenium runtime by upgrading packages in the dcapt/selenium image and removing vim to reduce image size and accelerate builds; and upgrading core dependencies (bzt and urllib3) to maintain compatibility with current tooling and security fixes. These changes reduce deployment risk, improve build times, and enhance maintainability, enabling faster and more reliable performance-toolkit deployments across environments. Technologies demonstrated include container image optimization, dependency management, configuration defaults, and versioning discipline.
3 Commits • 2 Features
Jun 1, 2026June 2026 monthly summary for atlassian/dc-app-performance-toolkit focusing on stability, efficiency, and compatibility. Key outcomes include disabling the Gateway API default usage to improve deployment stability; slimming the Selenium runtime by upgrading packages in the dcapt/selenium image and removing vim to reduce image size and accelerate builds; and upgrading core dependencies (bzt and urllib3) to maintain compatibility with current tooling and security fixes. These changes reduce deployment risk, improve build times, and enhance maintainability, enabling faster and more reliable performance-toolkit deployments across environments. Technologies demonstrated include container image optimization, dependency management, configuration defaults, and versioning discipline.
June 2026
May 2026
3 Commits • 2 Features
May 1, 2026May 2026 monthly summary for atlassian/dc-app-performance-toolkit. Focused on upgrading the performance testing toolkit and advancing deployment infrastructure to improve testing reliability and deployment flexibility.
May 2026
3 Commits • 2 Features
May 1, 2026May 2026 monthly summary for atlassian/dc-app-performance-toolkit. Focused on upgrading the performance testing toolkit and advancing deployment infrastructure to improve testing reliability and deployment flexibility.
April 2026
5 Commits • 3 Features
Apr 1, 2026Month: 2026-04 | Repository: atlassian/dc-app-performance-toolkit. This monthly summary highlights delivered features, performance improvements, governance updates, and documentation clarifications, with an emphasis on business value and technical excellence.
5 Commits • 3 Features
Apr 1, 2026Month: 2026-04 | Repository: atlassian/dc-app-performance-toolkit. This monthly summary highlights delivered features, performance improvements, governance updates, and documentation clarifications, with an emphasis on business value and technical excellence.
April 2026
February 2026
3 Commits • 2 Features
Feb 1, 2026February 2026: Delivered targeted product enhancements focused on deployment reliability, documentation accuracy, and analytics enablement within the Atlassian ecosystem. The work prioritized alignment with the latest Docker image references, cross-application analytics readiness, and release preparation for the 8.10.0 cycle. No major bugs were reported this month; emphasis was on feature delivery, documentation integrity, and process readiness to accelerate customer time-to-value.
February 2026
3 Commits • 2 Features
Feb 1, 2026February 2026: Delivered targeted product enhancements focused on deployment reliability, documentation accuracy, and analytics enablement within the Atlassian ecosystem. The work prioritized alignment with the latest Docker image references, cross-application analytics readiness, and release preparation for the 8.10.0 cycle. No major bugs were reported this month; emphasis was on feature delivery, documentation integrity, and process readiness to accelerate customer time-to-value.
January 2026
10 Commits • 5 Features
Jan 1, 2026January 2026 monthly summary for atlassian/dc-app-performance-toolkit focused on reliability, performance, upgrade readiness, and scalable test execution. Key outcomes include robust handling of authentication errors in ConfluenceRestClient, performance optimizations for user search, alignment with latest platform versions, improvements to test plan reliability, and standardized AWS resource deletion behavior. The work delivered businessValue by reducing failure scenarios, lowering resource usage under load, and enabling smoother upgrade paths and scalable testing.
10 Commits • 5 Features
Jan 1, 2026January 2026 monthly summary for atlassian/dc-app-performance-toolkit focused on reliability, performance, upgrade readiness, and scalable test execution. Key outcomes include robust handling of authentication errors in ConfluenceRestClient, performance optimizations for user search, alignment with latest platform versions, improvements to test plan reliability, and standardized AWS resource deletion behavior. The work delivered businessValue by reducing failure scenarios, lowering resource usage under load, and enabling smoother upgrade paths and scalable testing.
January 2026
December 2025
13 Commits • 4 Features
Dec 1, 20252025-12 monthly summary for atlassian/dc-app-performance-toolkit focusing on delivering versioned environment snapshots, aligning configuration with updated Confluence and Jira Service Management (JSM) releases, improving UI test reliability, and balancing observability for CQL search. Key outcomes include: - Confluence deployment snapshot configurations and versioning: added/updated snapshots and updated default Confluence version to 10.2.1 with README alignment (reliably reflecting current deployment targets). - Jira Service Management version updates and documentation: updated JSM snapshots, default version to the latest in 11.x, and aligned configuration/docs to JSM 11.3.x; documentation refreshed. - UI automation reliability improvements: stability and resilience enhancements for UI tests focusing on JSM 11.3.0, including selector fixes, improved pop-up handling, DOM mutation wait, and SafeClick to mitigate StaleElementReferenceException. - CQL search logging enhancements and cleanup: added debugging logs for traceability and subsequently removed them to balance performance and observability. Overall impact: increased environment consistency, reduced flaky tests, faster feedback for releases, and clearer docs—driving higher confidence in deployments and developer productivity.
December 2025
13 Commits • 4 Features
Dec 1, 20252025-12 monthly summary for atlassian/dc-app-performance-toolkit focusing on delivering versioned environment snapshots, aligning configuration with updated Confluence and Jira Service Management (JSM) releases, improving UI test reliability, and balancing observability for CQL search. Key outcomes include: - Confluence deployment snapshot configurations and versioning: added/updated snapshots and updated default Confluence version to 10.2.1 with README alignment (reliably reflecting current deployment targets). - Jira Service Management version updates and documentation: updated JSM snapshots, default version to the latest in 11.x, and aligned configuration/docs to JSM 11.3.x; documentation refreshed. - UI automation reliability improvements: stability and resilience enhancements for UI tests focusing on JSM 11.3.0, including selector fixes, improved pop-up handling, DOM mutation wait, and SafeClick to mitigate StaleElementReferenceException. - CQL search logging enhancements and cleanup: added debugging logs for traceability and subsequently removed them to balance performance and observability. Overall impact: increased environment consistency, reduced flaky tests, faster feedback for releases, and clearer docs—driving higher confidence in deployments and developer productivity.
November 2025
9 Commits • 2 Features
Nov 1, 2025November 2025 performance toolkit — Key accomplishments for atlassian/dc-app-performance-toolkit: - Key features delivered: 1) Confluence Snapshot Management Across Environments: enable updating to latest Confluence snapshots, rollback to previous states, introduce shared-home snapshots for Confluence 10, remove outdated snapshot data, and update AWS region snapshot identifiers. Commit history includes restoring previous Confluence snapshots (5b207df3...), restoring Confluence 8.5.25 snapshots (60b80464...), creating shared-home snapshots with app signing disabled for Confluence 10 (ae588273...), removing old Confluence snapshots (c5c93311...), and introducing new Jira 11 small snapshots with app signing disabled (7a702703...). These changes provide safer upgrade paths and clearer regional mappings. 2) Tooling, Documentation, and Configuration Updates: improvements to tooling and docs, including Selenium version upgrades, Terraform image version updates in docs, updated documentation timestamps, and toolkit version compatibility updates. Commits include bumping Terraform image version in docs (8f3f576f...), bumping Selenium version in YAML files (dddf1bf8...), updating docs timestamp (d0a71fe2...), and updating toolkit supported version (3f2a0a94...). - Major bugs fixed: No major bugs fixed this month. - Overall impact and accomplishments: These changes enhance environment stability, rollback safety, and maintainability, directly reducing risk during Confluence upgrades and improving consistency across environments. The documentation and tooling updates improve onboarding, cross-team collaboration, and future-proofing against evolving platform versions. - Technologies/skills demonstrated: Terraform, Selenium, AWS region snapshot handling, app signing considerations, and documentation/version management for compatibility and clarity.
9 Commits • 2 Features
Nov 1, 2025November 2025 performance toolkit — Key accomplishments for atlassian/dc-app-performance-toolkit: - Key features delivered: 1) Confluence Snapshot Management Across Environments: enable updating to latest Confluence snapshots, rollback to previous states, introduce shared-home snapshots for Confluence 10, remove outdated snapshot data, and update AWS region snapshot identifiers. Commit history includes restoring previous Confluence snapshots (5b207df3...), restoring Confluence 8.5.25 snapshots (60b80464...), creating shared-home snapshots with app signing disabled for Confluence 10 (ae588273...), removing old Confluence snapshots (c5c93311...), and introducing new Jira 11 small snapshots with app signing disabled (7a702703...). These changes provide safer upgrade paths and clearer regional mappings. 2) Tooling, Documentation, and Configuration Updates: improvements to tooling and docs, including Selenium version upgrades, Terraform image version updates in docs, updated documentation timestamps, and toolkit version compatibility updates. Commits include bumping Terraform image version in docs (8f3f576f...), bumping Selenium version in YAML files (dddf1bf8...), updating docs timestamp (d0a71fe2...), and updating toolkit supported version (3f2a0a94...). - Major bugs fixed: No major bugs fixed this month. - Overall impact and accomplishments: These changes enhance environment stability, rollback safety, and maintainability, directly reducing risk during Confluence upgrades and improving consistency across environments. The documentation and tooling updates improve onboarding, cross-team collaboration, and future-proofing against evolving platform versions. - Technologies/skills demonstrated: Terraform, Selenium, AWS region snapshot handling, app signing considerations, and documentation/version management for compatibility and clarity.
November 2025
October 2025
8 Commits • 3 Features
Oct 1, 2025Month: 2025-10 — Key contributions in atlassian/dc-app-performance-toolkit focused on stability, compatibility, and performance. Delivered Bitbucket UI test reliability across multiple versions, aligned Cross-product version tags (Confluence, Crowd) to LTSS, and tuned data preparation through thread pool sizing. Business value includes reduced flaky test failures, faster CI feedback, smoother compatibility with latest Atlassian releases, and improved throughput for data processing. Technologies exercised include Selenium WebDriver automation, robust element interaction strategies, version management, and concurrent programming optimizations.
October 2025
8 Commits • 3 Features
Oct 1, 2025Month: 2025-10 — Key contributions in atlassian/dc-app-performance-toolkit focused on stability, compatibility, and performance. Delivered Bitbucket UI test reliability across multiple versions, aligned Cross-product version tags (Confluence, Crowd) to LTSS, and tuned data preparation through thread pool sizing. Business value includes reduced flaky test failures, faster CI feedback, smoother compatibility with latest Atlassian releases, and improved throughput for data processing. Technologies exercised include Selenium WebDriver automation, robust element interaction strategies, version management, and concurrent programming optimizations.
September 2025
5 Commits • 2 Features
Sep 1, 2025September 2025 monthly summary for atlassian/dc-app-performance-toolkit: Key features delivered include Crowd 7.0.1 support, enhanced Kubernetes test execution with tmux resilience and a dual-mode script, and EBS snapshot ID management for us-east-2 with rollback to maintain compatibility. These changes improve reliability, CI integration, and cross-version compatibility while reducing flaky tests. Overall impact: improved test stability, faster feedback loops, and clearer configuration and documentation. Technologies/skills demonstrated: Bash scripting (bzt_on_pod.sh), tmux orchestration, Kubernetes workloads, AWS EBS snapshot handling, configuration/documentation updates, and CI-friendly design.
5 Commits • 2 Features
Sep 1, 2025September 2025 monthly summary for atlassian/dc-app-performance-toolkit: Key features delivered include Crowd 7.0.1 support, enhanced Kubernetes test execution with tmux resilience and a dual-mode script, and EBS snapshot ID management for us-east-2 with rollback to maintain compatibility. These changes improve reliability, CI integration, and cross-version compatibility while reducing flaky tests. Overall impact: improved test stability, faster feedback loops, and clearer configuration and documentation. Technologies/skills demonstrated: Bash scripting (bzt_on_pod.sh), tmux orchestration, Kubernetes workloads, AWS EBS snapshot handling, configuration/documentation updates, and CI-friendly design.
September 2025
Activity
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Quality Metrics
Correctness96.2%
Maintainability93.0%
Architecture93.2%
Performance93.6%
AI Usage21.0%
Skills & Technologies
Programming Languages
DockerfileGroovyHCLJSONJavaMarkdownPythonXMLYAMLbash
Technical Skills
API DevelopmentAWSAutomated TestingBackend DevelopmentCI/CDCloud ComputingCloud InfrastructureConfiguration ManagementContainerizationDevOpsDockerInfrastructure as CodeJMeterJSON configurationKubernetes
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline