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Zahary Karadjov

PROFILE

Zahary Karadjov

Zahary developed core automation and backend infrastructure for the metacraft-labs/codetracer repository, focusing on scalable CI pipelines, cross-language test coverage, and robust VM automation. He engineered YAML-driven automation platforms and integrated multi-language support using Rust, Python, and Nim, enabling unattended OS installs and seamless backend testing across environments. Zahary’s work included stabilizing Nix-based builds, enhancing backend daemonization, and expanding UI and end-to-end test coverage with Playwright. By migrating legacy formats to native YAML and improving CI reliability, he reduced manual toil and engineering risk. His contributions demonstrated depth in backend development, automation, and cross-platform integration, resulting in maintainable, scalable systems.

Overall Statistics

Feature vs Bugs

52%Features

Repository Contributions

238Total
Bugs
62
Commits
238
Features
67
Lines of code
104,124
Activity Months4

Your Network

35 people

Work History

February 2026

203 Commits • 55 Features

Feb 1, 2026

February 2026: Strengthened CI reliability, expanded cross-repo and multi-language test coverage, and delivered foundational backend and UI capabilities that improve stability, scalability, and developer velocity. Key improvements include stabilizing the Nix-based db-backend build with Cargo integration and Nim parser generation, pinning Node.js to v20 for dmg-build consistency, and enabling cross-repo integration tests and per-language UI smoke tests. Notable progress on Backend Manager (M0–M3) daemonization and trace/session management, Real-recording end-to-end tests, and DeepReview GUI enhancements with robust E2E coverage. Overall, these changes reduce risk, accelerate release cycles, and broaden multi-language support for our platform.

January 2026

11 Commits • 3 Features

Jan 1, 2026

In January 2026, delivered a reusable, YAML-driven VM automation platform and foundational support for native YAML command formats, enabling efficient multi-OS VM testing and streamlined automation pipelines. Key features include a YAML-based automation engine for unattended OS installs via GUI automation and OCR, plus reusable Ubuntu VM builders for multi-OS testing. A migration to native YAML commands improves type-safety and IDE support, while legacy string formats were removed to simplify maintenance. Business value is realized through faster VM provisioning, more reliable cross-OS testing, and reduced manual toil. CI and build stability improvements reduce engineering risk in local and CI environments, while private-repo access improvements enhance security and collaboration across projects.

December 2025

23 Commits • 9 Features

Dec 1, 2025

December 2025 monthly summary for metacraft-labs/codetracer. Focused on enterprise readiness, cross‑platform deployment automation, and workspace UX enhancements. Key achievements span backend automation, testing infrastructure, language support, and workspace workflows, delivering business value through reduced setup time, improved code quality, and a foundation for IDE-like features across macOS, AppImage, and Linux.

March 2025

1 Commits

Mar 1, 2025

March 2025 monthly summary for metacraft-labs/codetracer: Focused on onboarding reliability and support efficiency through targeted documentation improvements addressing macOS first-launch quarantine issues. This month delivered a comprehensive remediation guidance in README and set the stage for ongoing signing efforts to prevent future occurrences.

Activity

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Quality Metrics

Correctness94.0%
Maintainability86.6%
Architecture88.6%
Performance86.4%
AI Usage41.8%

Skills & Technologies

Programming Languages

AdaBashCC#C++CSSCrystalDFortranGit

Technical Skills

API DevelopmentAPI designAPI developmentAPI integrationAutomated TestingAutomationAutomation TestingBackend DevelopmentBash ScriptingBash scriptingBuild AutomationBuild ManagementBuild SystemsC programmingC#

Repositories Contributed To

2 repos

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

metacraft-labs/codetracer

Mar 2025 Feb 2026
4 Months active

Languages Used

MarkdownBashC#CSSJavaScriptNimPythonRust

Technical Skills

DocumentationAPI integrationAutomationC#CI/CDCLI Development

metacraft-labs/nixos-modules

Jan 2026 Jan 2026
1 Month active

Languages Used

NixPythonYAML

Technical Skills

AutomationCloud InfrastructureCode FormattingDebuggingDevOpsLinux administration