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Bartek Gorny

PROFILE

Bartek Gorny

Bartlomiej Gorny contributed to the esl/MongooseIM repository by developing and refining backend messaging features, focusing on privacy management, real-time messaging, and API modernization. He transitioned the platform to a GraphQL-first API, deprecating legacy REST endpoints and providing migration documentation to streamline developer onboarding. Using Erlang and YAML, Bartlomiej enhanced privacy logic, stabilized stanza ID management, and improved message archiving and retrieval across modules. His work included expanding automated test coverage with Dialyzer and CircleCI, addressing race conditions, and updating dependencies. These efforts resulted in more reliable messaging workflows, efficient CI/CD pipelines, and a maintainable codebase supporting robust XMPP protocol handling.

Overall Statistics

Feature vs Bugs

58%Features

Repository Contributions

19Total
Bugs
5
Commits
19
Features
7
Lines of code
10,481
Activity Months4

Your Network

29 people

Shared Repositories

19
Andrzej TeleżyńskiMember
Andrzej TelezynskiMember
Mikhail UvarovMember
Denys GoncharMember
Gustaw LippaMember
jacekwegrMember
Janusz JakubiecMember
jaspreet.chhabraMember
Kamil WążMember

Work History

February 2026

6 Commits • 1 Features

Feb 1, 2026

February 2026 — Delivered a GraphQL-first API strategy for esl/MongooseIM, accompanied by deprecation/removal of REST-based interfaces and targeted documentation improvements. Key outcomes include making GraphQL the primary interface, deprecating admin REST and removing client REST, and publishing a migration guide to ease onboarding for developers. Major stability and quality improvements were achieved through fixes to messaging archiving and test reliability. Business impact includes reduced API surface for maintenance, faster developer adoption of GraphQL, and more reliable message routing and retrieval across modules.

January 2026

10 Commits • 5 Features

Jan 1, 2026

January 2026 (esl/MongooseIM) focused on stability, search quality, and pipeline reliability. Key outcomes include: robust stanza ID management with tests and documentation; XEP-0431 full-text search and archiving improvements; a regression-safe registration race-condition fix; enhanced MUC tests with realistic PIDs and privacy considerations; and CI/test infrastructure enhancements to enable larger builds and broader coverage. Additional maintenance updates updated dependencies (packaged versions of escalus and wait_helper) for long-term stability. Overall impact: more reliable messaging workflows, faster and more accurate search/archiving, stronger quality gates, and a maintainable codebase with improved developer productivity.

December 2025

2 Commits • 1 Features

Dec 1, 2025

December 2025 – esl/MongooseIM: Focused on reliability, performance, and testing quality. Key deliverables include privacy-check robustness and efficiency improvements and expanded Dialyzer-driven test coverage with CI enhancements. Overall impact: reduced production risk from privacy checks, improved runtime efficiency, and higher confidence in builds due to broader test coverage and automated validation. Technologies demonstrated: Dialyzer specs, Erlang/Elixir tooling, and CI/CD pipeline adjustments.

April 2020

1 Commits

Apr 1, 2020

2020-04 Monthly Summary: Privacy and server-to-user IQ delivery improvements in esl/MongooseIM. This month focused on correcting privacy logic to permit server-originated IQ stanzas to reach users, while preserving privacy against other users. Implemented with a targeted bug fix and added assertions to validate delivery of server-sent stanzas, improving server communication flow and reliability. No new user-facing features were released; the changes strengthen core messaging reliability and privacy guarantees.

Activity

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Quality Metrics

Correctness92.6%
Maintainability87.4%
Architecture88.4%
Performance87.4%
AI Usage25.2%

Skills & Technologies

Programming Languages

ErlangMarkdownYAML

Technical Skills

API DevelopmentAPI developmentAPI managementBackend DevelopmentCI/CDCircleCIDevOpsDocumentationErlangErlang developmentGraphQLStatic AnalysisTestingXMPPXMPP protocol

Repositories Contributed To

1 repo

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

esl/MongooseIM

Apr 2020 Feb 2026
4 Months active

Languages Used

ErlangMarkdownYAML

Technical Skills

Erlangbackend developmentCI/CDStatic AnalysisTestingCircleCI