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Kai Wagner

PROFILE

Kai Wagner

Kai Wagner focused on enhancing documentation and security guidance for Percona’s PostgreSQL ecosystem, delivering targeted improvements across the percona/postgres, percona/pg_tde, and percona/community repositories. He refined technical documentation for pg_tde setup, clarified key management and rotation processes, and synchronized content between repositories to reduce user confusion. Kai also addressed API integration challenges by updating Jira API endpoints in HTML templates, ensuring uninterrupted data flow. His work leveraged skills in technical writing, API integration, and security auditing, using HTML and Markdown to deliver clear, actionable guidance. The depth of his contributions improved onboarding, security posture, and long-term maintainability for users.

Overall Statistics

Feature vs Bugs

71%Features

Repository Contributions

19Total
Bugs
2
Commits
19
Features
5
Lines of code
264
Activity Months5

Work History

September 2025

2 Commits • 2 Features

Sep 1, 2025

September 2025 monthly summary: Delivered targeted documentation enhancements across percona/pg_tde and percona/postgres to clarify internal encryption key rotation for pg_tde, including how rotations are achieved via data-rewrite operations (VACUUM FULL/TRUNCATE). Removed a duplicate post-quantum encryption entry to reduce confusion. These changes improve security guidance, accelerate customer onboarding, and reduce support overhead. No functional code changes this month; this work lays groundwork for future automation and tooling alignment.

August 2025

1 Commits

Aug 1, 2025

In August 2025, delivered a Jira API compatibility fix for percona/community to maintain data flow and issue retrieval. Implemented as a minimal one-line change in an HTML template to upgrade from Jira v2 to v3, addressing deprecation and preventing build breaks. This ensured continued access to new Jira issues and preserved data integrity for users and analytics. The change required no downtime and demonstrates careful risk management.

July 2025

2 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for repository percona/community. Focused on delivering external-verification content to strengthen security posture and customer trust. The main delivery was a public blog post detailing Percona's pg_tde security audit for PostgreSQL, including findings and recommendations from auditor Longterm Security, with a second commit adding a hyperlink to the auditor in the blog. No major bug fixes were recorded for the month; the emphasis was on high-quality security-focused documentation and credible disclosure.

March 2025

10 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary focusing on documentation-driven value for PG TDE and related PostgreSQL docs. Key accomplishments center on accuracy, clarity, and consistency improvements across two repositories (percona/pg_tde and percona/postgres). Deliverables emphasize improved guidance for key management and rotation, setup documentation, and ensured alignment between related docs to reduce user confusion and support overhead.

November 2024

4 Commits • 1 Features

Nov 1, 2024

November 2024: Delivered targeted documentation enhancements for Percona PostgreSQL pg_tde setup and packaging in the percona/postgres repository. The updates improved accuracy, removed deprecated references, clarified tech preview expectations for pg_tde in Percona Distribution 17, and added prerequisites to enable the required ol9_codeready_builder repository. These changes streamline onboarding, reduce support friction, and improve deployment reliability.

Activity

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Quality Metrics

Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance99.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

HTMLMarkdown

Technical Skills

API IntegrationDocumentationPostgreSQLSecurity AuditingTechnical Writing

Repositories Contributed To

3 repos

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

percona/postgres

Nov 2024 Sep 2025
3 Months active

Languages Used

Markdown

Technical Skills

DocumentationTechnical Writing

percona/pg_tde

Mar 2025 Sep 2025
2 Months active

Languages Used

Markdown

Technical Skills

DocumentationTechnical Writing

percona/community

Jul 2025 Aug 2025
2 Months active

Languages Used

MarkdownHTML

Technical Skills

DocumentationPostgreSQLSecurity AuditingTechnical WritingAPI Integration

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