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Andrii Semenets

PROFILE

Andrii Semenets

Over 11 months, Semteacher engineered robust features and test automation for Wunderbyte-GmbH’s moodle-mod_booking repository, focusing on booking workflows, certificate management, and data integrity. They expanded Behat and PHPUnit test coverage, stabilized CI pipelines, and improved cross-database compatibility, addressing issues in booking options, waiting lists, and recurring events. Using PHP, SQL, and JavaScript, Semteacher refactored backend logic for certificate issuance, enhanced auditability with precise change tracking, and optimized data handling for custom fields and expiration dates. Their work delivered maintainable, reliable code, reduced regression risk, and enabled faster, safer releases, demonstrating depth in backend development and automated testing practices.

Overall Statistics

Feature vs Bugs

60%Features

Repository Contributions

415Total
Bugs
75
Commits
415
Features
111
Lines of code
17,873
Activity Months11

Work History

August 2025

2 Commits • 1 Features

Aug 1, 2025

Month: 2025-08 — Wunderbyte-GmbH/moodle-mod_booking: Certificate field change tracking and expiration date handling improvements. Delivered targeted feature refinements and bug fixes to strengthen certificate management, auditability, and data integrity.

July 2025

39 Commits • 6 Features

Jul 1, 2025

In July 2025, the Moodle booking and Wunderbyte table test suites advanced significantly in automation, stability, and data integrity. The work focused on expanding Behat-based acceptance testing, refining data handling for booking options, and stabilizing the CI pipeline, delivering measurable business value through higher-quality releases and faster feedback loops.

June 2025

23 Commits • 8 Features

Jun 1, 2025

June 2025 performance summary for Wunderbyte development: delivered major test stabilization, expanded test coverage for booking workflows, and hardening code quality across repositories. Focused on reliability, business-flow validation, and maintainable CI signals to accelerate release readiness and reduce production defects.

May 2025

35 Commits • 12 Features

May 1, 2025

May 2025 performance review: Delivered business-value improvements and fortified release confidence across Wunderbyte Moodle modules. Focus areas included enabling certificates issuance for bookings, strengthening test stability (PHPUnit/Behat), and advancing Moodle 5.0 readiness with UI/test performance enhancements. Added coverage for access control in a local plugin, and expanded DB-driven test scenarios for complex booking workflows.

April 2025

66 Commits • 18 Features

Apr 1, 2025

April 2025 performance summary: Wunderbyte development focused on boosting test automation, stabilizing core booking features, and improving data handling and UI workflows across moodle-mod_booking and moodle-local_wunderbyte_table. Key investments were in Behat and PHPUnit test coverage, DST/timezone resilience, and cross-DB compatibility, delivering tangible business value through more reliable deployments and faster validation cycles.

March 2025

57 Commits • 11 Features

Mar 1, 2025

March 2025 performance snapshot: Delivered robust Booking features and enhanced test automation, fixed critical data and SQL issues across the Booking module and related local tables, and strengthened cross-database timezone handling. The work reduced regression risk, improved scheduling reliability for teachers and students, and supports safer, faster deployments through linting, Behat improvements, and test infra upgrades. Core focus areas included Behat-driven validation, PHP 7.4 compatibility, and cross-DB query correctness to support enterprise deployments.

February 2025

33 Commits • 6 Features

Feb 1, 2025

February 2025 monthly summary for Wunderbyte development, focusing on two Moodle plugins: moodle-local_wunderbyte_table and moodle-mod_booking. The month highlights key features delivered, major bugs fixed, overall impact, and technologies demonstrated. The work emphasizes business value through robust filtering, configurable booking constraints, improved test quality, and CI alignment.

January 2025

60 Commits • 12 Features

Jan 1, 2025

January 2025 performance summary for Wunderbyte Moodle plugins. Delivered robust automated testing, stabilized key test suites, and advanced reliability across booking and enrollink flows. Expanded booking coverage with PHPUnit tests for booking capability and multi-date cancellations; stabilized credits-related tests in Behat and PHPUnit; improved test reliability with hours-level timing and import-based patterns; expanded Behat scenarios for availability configuration, enrollink rules/messages, and waiting lists; and implemented core stability fixes (API enrollment with no seats, Moodle export_for_temp, undefined erwaitinglist) along with linting and CI/CD improvements to enable faster, safer releases. Business value: reduced production risk, faster feedback, and higher confidence in feature deployments.

December 2024

35 Commits • 15 Features

Dec 1, 2024

December 2024 monthly summary for Wunderbyte-GmbH/moodle-mod_booking: Highlights include pricing stability fixes, improved profile-field logic, expanded automated test coverage (Behat and PHPUnit), and ongoing code quality improvements. Delivered business-value enhancements through more reliable pricing flows, robust test feedback, and maintainable codebase.

November 2024

64 Commits • 21 Features

Nov 1, 2024

November 2024 monthly summary: Strengthened testing, CI, and release readiness for Wunderbyte Moodle modules. Focused on expanding automated test coverage, stabilizing pipelines, and improving code quality across moodle-mod_booking and moodle-local_wunderbyte_table. Delivered features span CI/testing infrastructure improvements, Behat and PHPUnit test enhancements, and frontend robustness improvements. Fixed critical issues in Behat campaigns and self-cancellation flows, generator rule creation, PHPUnit stability, and pricing/test data handling. Impact: faster CI feedback loops, higher confidence in Moodle 4.5 readiness, and reduced regression risk for complex campaign/pricing workflows. Demonstrated technologies: GitHub Actions, Behat, PHPUnit, PHP, YAML, linting, test utilities, and JavaScript frontend resilience.

October 2024

1 Commits • 1 Features

Oct 1, 2024

October 2024 – Wunderbyte-GmbH/moodle-mod_booking: Implemented Custom Form Booking Deletion Preferences, enabling admin and user deletion settings and adding a second booking option with user deletion enabled. Updated tests to verify handling of custom form data and deletion flags across admin and user deletion scenarios; laid groundwork for enhanced data governance and deletion policies.

Activity

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Quality Metrics

Correctness88.8%
Maintainability88.8%
Architecture81.6%
Performance80.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

CSVGherkinHTMLJavaScriptMarkdownMustachePHPSQLYAMLfeature

Technical Skills

Acceptance TestingAutomated TestingAutomationBDDBack-end DevelopmentBackend DevelopmentBackup and RestoreBehatBehat TestingBehavior Driven DevelopmentBehavior Driven Development (BDD)Behavior-Driven DevelopmentBehavior-Driven Development (BDD)Bug FixBug Fixing

Repositories Contributed To

2 repos

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

Wunderbyte-GmbH/moodle-mod_booking

Oct 2024 Aug 2025
11 Months active

Languages Used

PHPGherkinYAMLmustacheJavaScriptSQLHTMLMustache

Technical Skills

Backend DevelopmentPHPTestingAutomated TestingAutomationBehat

Wunderbyte-GmbH/moodle-local_wunderbyte_table

Nov 2024 Jul 2025
8 Months active

Languages Used

JavaScriptYAMLPHPGherkinSQLfeatureMarkdown

Technical Skills

CI/CDFront End DevelopmentFrontend DevelopmentGitHub ActionsJavaScriptJavaScript Debugging

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