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obozhko-folio

PROFILE

Obozhko-folio

Oleksandr Bozhko developed and enhanced data export, integration, and access control features across the Folio platform, focusing on repositories such as mod-data-export-worker and mod-inventory-storage. He implemented robust backend solutions in Java and SQL, including schema alignment, database indexing, and error handling improvements to support reliable bulk operations and efficient querying. Oleksandr strengthened API client configuration using Spring Boot and OpenFeign, expanded test automation with Cucumber and Gherkin, and improved permissions management for secure data workflows. His work emphasized maintainability and deployment stability, delivering well-documented, thoroughly tested features that improved data integrity, system performance, and operational transparency.

Overall Statistics

Feature vs Bugs

83%Features

Repository Contributions

45Total
Bugs
5
Commits
45
Features
25
Lines of code
3,209
Activity Months11

Work History

October 2025

2 Commits • 2 Features

Oct 1, 2025

October 2025 focused on strengthening data export reliability and clarity across key repos (mod-data-export and folio-integration-tests). Primary work delivered two linked feature improvements driven by MDEXP-870: streamline export payloads and harden MARC export validation with added tests. These changes reduce data noise, improve downstream processing, and increase confidence in exported MARC records.

September 2025

6 Commits • 3 Features

Sep 1, 2025

September 2025 monthly summary: Delivered cross-repo permission enhancements and test stabilization for the Folio platform, focusing on inventory access control and authority export reliability. Highlights include cross-module permissions for identifier types (inventory-storage.identifier-types.collection.get) implemented across consortia-fqm, fqm-junit, and consortia-list; introduction of subject sources and subject types permissions in FQM manager and consortia modules; expansion of inventory storage permissions for system users; and stabilization of integration tests exporting authorities by adding strategic pauses after data setup and after deletions. The identifier-types change was introduced and later reverted in a subsequent commit to preserve existing behavior. These efforts improved security granularity, test reliability, and deployment confidence, reinforcing business value by ensuring secure, auditable access to identifiers and authorities, and reducing flaky tests.

August 2025

4 Commits • 3 Features

Aug 1, 2025

For 2025-08, across folio-org/mod-lists and folio-org/folio-integration-tests, delivered new access permissions for Holdings Note Types in Inventory Storage, expanded integration-test coverage for permission handling across consortia and FQM manager modules, and added comprehensive deletion behavior tests for bulk operations. No production bug fixes were recorded this month; the focus was on strengthening access control, ensuring consistent deletion semantics, and improving regression-test reliability across modules. These changes improve security, governance of data access, and confidence in module interoperability, reducing risk of unauthorized access and regression-related defects.

May 2025

3 Commits • 2 Features

May 1, 2025

May 2025 monthly summary for folio-org/mod-inventory-storage: Delivered performance and data integrity enhancements around the Deleted flag to accelerate inventory and OAI-PMH view queries and standardize instance data. All changes are tracked via explicit commits and migrations, with clear business value in faster, reliable filtering of deleted records.

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for folio-org/mod-data-export-worker: Focused on enhancing InstanceClient reliability and configurability for interactions with the instance storage service, delivering a robust Feign client configuration and improved error handling. This work lays groundwork for more resilient data export workflows and reduces runtime failures when communicating with the instance storage layer.

March 2025

11 Commits • 3 Features

Mar 1, 2025

March 2025 performance summary for Folio data export and integration work focused on reliability, scalability, and release readiness. Delivered bulk export hardening, expanded bulk MARC processing, improved error reporting, and raised code quality. Prepared release readiness for v5.2.1 with performance and stability improvements.

February 2025

3 Commits • 2 Features

Feb 1, 2025

February 2025 monthly summary focusing on business value and technical achievements across two repositories. Key accomplishments include delivering location-aware OAI-PMH improvements and Linked Data exposure in folio-integration-tests, and simplifying the SearchClient configuration in mod-data-export-worker. These changes enhance data accuracy, interoperability, and reduce maintenance overhead.

January 2025

4 Commits • 3 Features

Jan 1, 2025

January 2025 monthly summary: Delivered key internal refactor for error type naming standardization, added access control for data export, and enhanced errors endpoint for bulk operations with pagination and errorType filtering, along with test alignment. While no user-facing features were released, these changes improve consistency, security, reliability, and future maintainability. Business impact includes reduced risk of unauthorized data export, easier diagnostics via standardized error naming, and more robust API behavior for bulk operations.

December 2024

1 Commits • 1 Features

Dec 1, 2024

December 2024: Focused on strengthening test coverage for bulk operations on statistical codes in folio-integration-tests. The delivered work increases reliability and control for managing stat codes in the inventory module, supporting safer releases and faster validation of bulk updates.

November 2024

7 Commits • 3 Features

Nov 1, 2024

November 2024 performance snapshot: Delivered targeted testing enhancements, configuration documentation, and release-readiness improvements across three repositories. Key features and updates include MARC Instances Bulk Operations test scenarios (folio-integration-tests), deprecation cleanup of MARC bulk operation tests, enhanced configuration documentation for Mod Data Export Worker (CHUNKS, BUCKET_SIZE, and pool sizes), and release-related housekeeping for mod-data-export (version bumps and release notes). Major bugs fixed encompassed the removal/cleanup of deprecated MARC tests and fixes in mod-data-export v5.1.1 to resolve missing interface dependencies and x-okapi-tenant header duplication, complemented by release notes documentation. The work improves test coverage, clarifies configuration usage for operators, and enhances release readiness. Technologies demonstrated: Java, Maven, Maven Release Plugin, test automation, documentation, and release engineering.

October 2024

3 Commits • 2 Features

Oct 1, 2024

October 2024: Focused on release readiness and schema alignment for folio-org/mod-data-export-worker. Completed v3.3.0 release prep with the Maven Release Plugin, updated release notes to reflect permissions updates, API version changes, performance improvements, and schema alignment; documented and addressed bulk edit errors. Established groundwork for the next development iteration through deliberate versioning and release process improvements, enhancing deployment reliability and data-export stability.

Activity

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Quality Metrics

Correctness92.6%
Maintainability92.8%
Architecture90.2%
Performance87.6%
AI Usage20.4%

Skills & Technologies

Programming Languages

GherkinJavaJavaScriptMarkdownSQLTextXMLtext

Technical Skills

API Client ConfigurationAPI PermissionsAPI TestingBackend DevelopmentBatch ProcessingBehavior Driven DevelopmentBehavior Driven Development (BDD)Build AutomationBuild ManagementCucumberData ExportData ProcessingDatabase IndexingDatabase ManagementDatabase Optimization

Repositories Contributed To

5 repos

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

folio-org/folio-integration-tests

Nov 2024 Oct 2025
8 Months active

Languages Used

GherkinJava

Technical Skills

API TestingBehavior Driven DevelopmentIntegration TestingBehavior Driven Development (BDD)Test AutomationCucumber

folio-org/mod-data-export-worker

Oct 2024 Apr 2025
6 Months active

Languages Used

JavaMarkdownJavaScript

Technical Skills

Build AutomationBuild ManagementDocumentationMavenRelease EngineeringBackend Development

folio-org/mod-data-export

Nov 2024 Oct 2025
3 Months active

Languages Used

JavaMarkdownXML

Technical Skills

Build ManagementDocumentationMavenRelease EngineeringBuild AutomationRelease Management

folio-org/mod-inventory-storage

May 2025 May 2025
1 Month active

Languages Used

JavaMarkdownSQL

Technical Skills

Database IndexingDatabase ManagementDatabase OptimizationSQL IndexingSQL ScriptingSchema Management

folio-org/mod-lists

Aug 2025 Sep 2025
2 Months active

Languages Used

textText

Technical Skills

permissions managementSystem Permissions Management

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