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Roman Perekhod

PROFILE

Roman Perekhod

Roman Perekhod built and maintained backend features and infrastructure for the owncloud/reva and opencloud-eu/opencloud repositories, focusing on secure collaboration, robust API development, and operational stability. He delivered real-time notifications for public links, mobile web views for OnlyOffice, and signing-key based access, while also implementing graceful server shutdown and modular service lifecycles. Using Go, Protocol Buffers, and gRPC, Roman addressed complex challenges in authentication, concurrency, and dependency management. His work included proactive security updates, precise bug fixes, and detailed changelog documentation, reflecting a deep understanding of system design and a commitment to maintainable, enterprise-ready cloud collaboration platforms.

Overall Statistics

Feature vs Bugs

42%Features

Repository Contributions

79Total
Bugs
26
Commits
79
Features
19
Lines of code
166,357
Activity Months12

Work History

September 2025

2 Commits • 2 Features

Sep 1, 2025

September 2025 highlights for owncloud/reva: Delivered two user-facing features that enhance collaboration and mobile accessibility, focusing on business value and enterprise readiness.

August 2025

1 Commits • 1 Features

Aug 1, 2025

Concise August 2025 monthly summary for owncloud/reva focusing on feature delivery and security groundwork. Primary work centered on enabling signing-key based access for public links. No major bug fixes were reported this month; effort prioritized delivering the infrastructure and endpoints required for signing-key authentication/authorization.

July 2025

2 Commits

Jul 1, 2025

July 2025 – Stability and reliability improvements for owncloud/reva. Implemented WebDAV empty-body tolerance and stabilized dependencies to reduce error rates and ensure smoother deployments.

June 2025

1 Commits

Jun 1, 2025

June 2025: Dependency hygiene and build stability for owncloud/reva. Key activity: updated the Go dependency github.com/kobergj/go-micro/v4 to the latest version to reflect upstream changes, ensuring compatibility and smoother builds. This reduces risk of build failures and stabilizes CI.

May 2025

10 Commits • 3 Features

May 1, 2025

May 2025 monthly summary across opencloud-eu/reva, opencloud-eu/opencloud, and owncloud/reva focused on delivering robust server lifecycle capabilities, graceful shutdown, and unified architectures, plus a critical bug fix for log interceptor deadlines. Key features include Revad Driven Server with Robust Graceful Shutdown, Modular Revad Server Architecture with separate HTTP/gRPC paths and a unified server interface, and Unified Service Lifecycle Management for OCIS/Reva runners. Major bug fix addresses Reva log interceptor deadline handling to improve upload reliability. These changes enhance uptime guarantees, operational stability, and developer productivity by standardizing startup/shutdown flows, improving lifecycle clarity, and reducing edge-case failures. Commit highlights include: - Revad Driven Server: 44e475e53d25ba7a74d2e5cd19f3b73405f8c450; af93ccd5233a6ae5677ca4c4784322ceb22119a9 - Modular Revad Server: c8fccb4cb5f663c0381c72947b4190052d6595a5; c5a838db4e4e0cd00b6ac2aa09cc0175f6cdabf9 - Unified lifecycle across OCIS/Reva: 65d05bbd5c8b35fa9547893e79511b6b12eac56e; 9a3fc08dd461c199ba791a5e44ecdc8ddb1a46cc; c597dfb917c1bfe3e5a2c60a8f12e8eae1d95ec4; fbbcf3d83315120b0ceadcf4fa88935895e77c10; d76afadd4d47b7ec62ad07436363d7933e341205 - Reva Log Interceptor bug fix: f17acb5e47a7b64116f9d37708b40f75a48b53ce

April 2025

2 Commits • 1 Features

Apr 1, 2025

April 2025 — Summary for owncloud/reva. Focused on strengthening security, reliability, and scalability by enforcing tag size limits to mitigate Denial of Service risk and by proactively patching vulnerabilities through dependency upgrades. Delivered concrete feature changes with tests and updated capabilities, and completed security remediations that reduce exposure for deployments across customers. Key deliverables were implemented with traceable commits and aligned with security and performance objectives.

March 2025

4 Commits

Mar 1, 2025

March 2025: Consolidated four critical bug fixes in owncloud/reva, improving reliability, user experience, and data integrity. Delivered precise API errors for OCM invite responses, corrected role-based permissions for the OCM file editor, fixed parent-id handling for share jail roots to prevent path resolution errors, and eliminated duplicate SpaceMembershipExpired events. Included changelog entries for two fixes to aid release notes.

February 2025

9 Commits • 1 Features

Feb 1, 2025

February 2025 monthly summary for owncloud/reva: Focused on federated sharing enhancements, grant/permission management improvements, and release readiness. Delivered OCM Share Notifications and Permissions Synchronization, addressed critical federation safeguards to prevent self-invites, and implemented robust grants/permissions update flows. Completed release notes/integration work for OCM 2.27.x, enhancing cross-tenant collaboration, security, and operational stability.

January 2025

8 Commits • 3 Features

Jan 1, 2025

January 2025 — Delivered robust onboarding and invite workflows, stabilized gateway operations, and modernized dependencies across opencloud-eu/opencloud and owncloud/reva. Key features delivered include release notes alignment for 2025-01 with dependency bumps and version updates; OCM gateway pool stabilization and storage driver refactor; and hardening of invite workflows across systems.

December 2024

12 Commits • 3 Features

Dec 1, 2024

December 2024 performance summary for opencloud-eu/opencloud. Focused on delivering collaboration reliability, interoperability, and richer user controls while maintaining robust changelog/documentation practices. Key outcomes include improved navigation accuracy in collaborations, enhanced share scope handling in WOPI contexts, and enriched share metadata for Graph drives, all supported by CI-friendly commits and UI-impacting notifications improvements.

November 2024

20 Commits • 2 Features

Nov 1, 2024

November 2024 performance snapshot focused on reliability, interoperability, and user experience across two repositories (owncloud/reva and opencloud-eu/opencloud). The work delivered API modernization, stability improvements, and release hygiene that enables faster iterations and fewer incidents for both developers and end users.

October 2024

8 Commits • 3 Features

Oct 1, 2024

October 2024 monthly summary for performance review focusing on business value and technical achievements across two repos: opencloud-eu/opencloud and owncloud/reva. Key stability, security, and usability improvements were delivered with a lean, trackable set of changes including security/compatibility fixes, CLI streamlining, dependency-driven API enhancements, log-verbosity stabilization, and a quota display bug fix.

Activity

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Quality Metrics

Correctness86.6%
Maintainability86.6%
Architecture82.0%
Performance76.8%
AI Usage21.6%

Skills & Technologies

Programming Languages

GherkinGoMarkdownProtocol Buffers

Technical Skills

API DevelopmentAPI IntegrationAuthenticationAuthentication and AuthorizationBackend DevelopmentBug FixesBug FixingCLI DevelopmentChangelog ManagementCloud IntegrationCloud StorageConcurrencyConcurrency ManagementConfiguration ManagementContext Management

Repositories Contributed To

3 repos

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

opencloud-eu/opencloud

Oct 2024 May 2025
5 Months active

Languages Used

GoMarkdownGherkinProtocol Buffers

Technical Skills

Backend DevelopmentCLI DevelopmentChangelog ManagementDependency ManagementDocumentationGo

owncloud/reva

Oct 2024 Sep 2025
11 Months active

Languages Used

GoMarkdown

Technical Skills

Bug FixingChangelog ManagementDependency ManagementGoRelease ManagementgRPC

opencloud-eu/reva

May 2025 May 2025
1 Month active

Languages Used

Go

Technical Skills

Backend DevelopmentConcurrencyError HandlingGraceful ShutdownHTTPRefactoring

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