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Diana Birsan

PROFILE

Diana Birsan

Diana Birsan contributed to the percona/everest repository by building and refining user-facing features and backend integrations that improved database management workflows and reliability. She focused on UI/UX enhancements, validation hardening, and automation, delivering features such as RBAC-driven backup scheduling, resource usage visualization, and streamlined database creation. Using React, TypeScript, and end-to-end testing frameworks like Playwright, Diana implemented robust form validation, automated data synchronization, and comprehensive test coverage. Her work addressed edge cases in sharding, resource naming, and credential management, resulting in a more maintainable codebase and a smoother, more secure experience for both users and operators.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

55Total
Bugs
13
Commits
55
Features
26
Lines of code
6,051
Activity Months11

Work History

October 2025

5 Commits • 3 Features

Oct 1, 2025

Month: 2025-10 — Percona Everest (percona/everest) delivered targeted dev experience improvements and UI reliability enhancements that translate into faster development cycles, improved data accuracy, and clearer guidance for users.

September 2025

1 Commits • 1 Features

Sep 1, 2025

September 2025 focused on delivering a refreshed resource view in the Everest UI for percona/everest, improving planning and monitoring by making CPU, memory, and disk usage presentation more accurate across the cluster overview and expanded rows. This included refactoring for sharded clusters and proxy nodes, anchored by EVEREST-1889 (commit 877a456aa09e771bba046a92e728a7bb27972caf) to fix resources display and ensure consistency. The improvement reduces ambiguity in capacity planning and supports proactive monitoring across database clusters.

July 2025

6 Commits • 1 Features

Jul 1, 2025

July 2025 (2025-07) - Delivered RBAC end-to-end testing and infrastructure for Everest backup/restore, enhanced test environment stability, and fixed critical UI and restore-related issues. This work improves validation confidence, reduces restore-related failures, and accelerates safe releases through automated coverage and reliable test execution.

May 2025

3 Commits • 2 Features

May 1, 2025

May 2025 – Key deliveries in percona/everest (UI-focused): Key features delivered: - Enforce mandatory storage class selection in Advanced Configuration: prevents users from clearing the storage class field, ensuring a valid configuration and preventing data integrity issues. Commit d15c73da57d19eaa0d9e6e712aeadf748ec528f9 (UI EVEREST-1994). - Prevent duplicate resource names in Everest UI (Database Clusters and On-Demand Backups): adds validation to prevent creating resources with identical names, improving data integrity and reducing user errors. Includes accompanying end-to-end tests. Commit 56571eb38d15f7e4cc0a00bc8bb9b0351faf3c4e (UI EVEREST-1891). Major bugs fixed: - Fix icon button focus state and menu interaction: ensures the focus indicator is shown for icon buttons and removed when a menu is open, improving interaction feedback. Commit eb58dc60dc687055f715458b266bd6b18a85a027 (UI EVEREST-1914). Overall impact and accomplishments: - Improved configuration reliability and data integrity by preventing misconfigurations during setup and by validating resource names. - Enhanced accessibility and user interaction feedback with focus state fixes, contributing to a smoother UX and lower training burden. - Increased test coverage for UI validation through end-to-end tests, reducing regression risk. Technologies/skills demonstrated: - Frontend/UI validation and user experience improvements - End-to-end testing and quality assurance - Git-based traceability with clear commit messages and issue references Business value: - Reduced likelihood of invalid configurations and duplicate resources, leading to fewer support issues and higher user confidence in Everest."

April 2025

4 Commits • 1 Features

Apr 1, 2025

April 2025 - percona/everest: Delivered UI-focused reliability improvements and maintainability enhancements that deliver clear business value. Key feature: Wizard Mode refactor centralizes logic into a dedicated WizardMode type across components (advanced config form, schedule form dialog, database form body) with modes 'new', 'edit', and 'restore' to improve consistency and reduce future change risk. Major bug fixes include DST-aware form validation trigger after updating the monitoring instance value, correct extraction of upgrade patch version to avoid erroneous '0' patch, and accurate display/filtering of database version during backup restore in Restore mode. These efforts reduce misconfigurations, improve upgrade safety, and enhance user experience during restore operations. Skills demonstrated include UI refactor practices, TypeScript typing for shared models, improved test coverage around DST scenarios, and robust string parsing for version information.

March 2025

6 Commits • 4 Features

Mar 1, 2025

March 2025 Everest monthly summary focusing on UX improvements, validation hardening, and accuracy fixes to streamline provisioning and reduce user error. Highlights include PITR/config UX refactor, streamlined DB creation/edit workflow, RFC1035-compliant input validations, UI focus UX improvements, and corrected node-count display under sharding. These changes deliver faster onboarding, fewer validation errors, and more reliable metrics for larger deployments.

February 2025

8 Commits • 5 Features

Feb 1, 2025

February 2025 (2025-02) monthly summary for percona/everest. Focused on UX improvements, scheduling workflows, and maintainability to drive faster delivery and clearer data presentation. Key features delivered include user-context enhancements, scheduling UX improvements, and UI performance improvements; major code refactors to enable shared components and easier future work; and simplification of database naming. Overall, these changes improved user clarity, reduced confusion around backups and restores, and laid groundwork for faster iteration. Key achievements (top 5): - UI: Display logged-in user in header and dropdown to improve context and awareness (commit: 349168387e0146583bf32e4a5b2887d892951818). - PSMDB Monthly Schedule UX: Disable unavailable hours for monthly schedules with tooltips for UTC+, improving scheduling accuracy and reducing errors (commit: 98dbc02be7a972f37b282230f78624b62dfef4a1). - Create database button: Added skeleton loading state to improve perceived performance during data fetch (commit: 2e2463d2c5debaf4a2a516c0ef72baaaa796d570). - Internal refactor: Move humanizedDbMap to utils/db.tsx, relocate CodeCopyBlock to shared UI library, and add related Storybook stories to improve maintainability (commit: 5daf1b7a13b4bfc156de6886453ad4100448c849). - Restored database naming simplification: Remove 'restored-' prefix from restored database names to simplify naming (commit: ac1ef456833124073697a0535166a0060adbc8c7). Major bugs fixed (selected): - PITR tooltip relevance: Disabled PITR tooltip for PostgreSQL instances without backups to reduce confusion (commit: 06ea679a44f7ca40382580cdcd53498dbe674ae4). - Backup schedules messaging: Updated no-backup message in UI from 'Disabled' to '0 active schedules' for clarity (commit: a44271d220f9218256e9ca87d8097351272d72d0). - Resource limit display: Fixed conditional rendering to show resource limits when both value and units are present (commit: a00ecba66f311d918ac8ffa5daecc48d9dff2040). Impact and value: These changes improve user confidence and efficiency by clarifying data, reducing confusion around backups and restores, and enabling faster future development through a more maintainable UI component, utilities, and Storybook-driven workflows. Technologies/skills demonstrated: React/TypeScript UI work, UX design enhancements, UI component library, utilities extraction, Storybook usage, and refactoring for maintainability.

January 2025

2 Commits • 1 Features

Jan 1, 2025

January 2025: Focused on strengthening Everest UI RBAC and data synchronization for namespaces, delivering automated data synchronization, and refining RBAC-driven UI behaviors to improve reliability and security. The work enhances data visibility for backups and monitoring, aligns provisioning with engine capabilities, and reduces manual refresh needs.

December 2024

5 Commits • 2 Features

Dec 1, 2024

December 2024 focused on polishing Everest UI/UX and streamlining the database creation flow to reduce onboarding friction and improve operational reliability. The work emphasizes user-centric design, stability, and clear guidance for PITR and login workflows, delivering measurable business value through faster setup and clearer guidance.

November 2024

11 Commits • 5 Features

Nov 1, 2024

November 2024 performance snapshot for percona/everest: Front-end UI enhancements focused on security, reliability, and operator efficiency; notable work on connection URL handling, PITR management, backup visibility, and empty-state UX, with MongoDB form improvements. The changes improve data protection, reduce configuration errors, and streamline critical workflows for database administrators.

October 2024

4 Commits • 1 Features

Oct 1, 2024

October 2024: Delivered UI-driven backups improvements and a shard-validation revert in Everest, enhancing security, visibility, and deployment flexibility. Key changes include RBAC-aware visibility for creating backup schedules, PITR gap warnings with navigation to backups, and a new Backups Details section in the cluster overview to improve backup governance and management. Also added the backups list to the DB overview card for at-a-glance visibility. Reverted the validation requiring a minimum of 2 shards when nodes > 1, removing the constraint and its related error message.

Activity

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Quality Metrics

Correctness89.0%
Maintainability88.6%
Architecture83.4%
Performance85.4%
AI Usage21.0%

Skills & Technologies

Programming Languages

CSSGoJavaScriptTypeScriptYAMLtsx

Technical Skills

API DevelopmentAPI IntegrationAutomationBackend DevelopmentBug FixingCI/CDCI/CD ConfigurationCSSCode OrganizationComponent DevelopmentComponent RefactoringData FetchingDatabase ManagementDependency ManagementE2E Testing

Repositories Contributed To

1 repo

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

percona/everest

Oct 2024 Oct 2025
11 Months active

Languages Used

JavaScriptTypeScriptCSStsxYAMLGo

Technical Skills

Data FetchingFront End DevelopmentFrontend DevelopmentJavaScriptMaterial-UIRBAC Implementation

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