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Björn Mattsson

PROFILE

Björn Mattsson

Worked on SUNET/eduid-backend to deliver a policy-driven, scalable configuration framework that centralizes entity category configurations for Connect, Swamid, and TCS, enabling attribute release policies across multiple academic and research categories. Focused on maintainability by improving code quality, suppressing false positives in SonarCloud, and performing Ruff lint cleanups without altering runtime behavior. In SUNET/puppet-sunet, established foundational platform infrastructure by setting up operational utilities, automation scripts, and configuration files to standardize backups, monitoring, and certificate management. Utilized Python, bash, and Puppet to automate workflows, support system facts collection, and enable automated testing, strengthening the engineering foundation for identity management and infrastructure.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

6Total
Bugs
0
Commits
6
Features
3
Lines of code
2,967
Activity Months2

Work History

June 2026

1 Commits • 1 Features

Jun 1, 2026

June 2026 – SUNET/puppet-sunet: Delivered foundational platform infrastructure enabling reliable backups, proactive monitoring, and automation. Established initial repository setup with operational utilities, automation scripts, and infrastructure configuration files to standardize backups, monitoring, certificate management, system facts collection, and automated testing/maintenance workflows. Commit reference 28be23f86c6274ae451572ddb27874de05509866 (Switched to default network).

May 2025

5 Commits • 2 Features

May 1, 2025

May 2025 monthly summary focusing on delivering a policy-driven, scalable configuration framework in SUNET/eduid-backend, with a strong emphasis on business value and maintainability. Key deliverables include centralized entity category configurations for Connect/Swamid/TCS that enable attribute release policies across multiple categories (e.g., Research and Scholarship, Code of Conduct versions, and academic identity standards) and establish groundwork for v1 attribute release policies. Implemented and wired Connect-related entity category configurations (Connect-proxy/TCS ECs) and updated the Connect configuration with normal EC entries to streamline future integrations. I also completed code quality and maintenance work that preserves runtime behavior while eliminating maintainability friction by suppressing SonarCloud false positives for URI literals and performing Ruff lint cleanups. Overall, these efforts reduce integration risk, accelerate policy-driven identity management, and strengthen the engineering foundation for scalable identity governance.

Activity

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Quality Metrics

Correctness86.6%
Maintainability86.6%
Architecture86.6%
Performance80.0%
AI Usage26.6%

Skills & Technologies

Programming Languages

Python

Technical Skills

Backend DevelopmentCode FormattingCode QualityIdentity ManagementLintingSAMLStatic Analysisbashdevopsinfrastructurepuppetpythonshell scriptingyaml

Repositories Contributed To

2 repos

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

SUNET/eduid-backend

May 2025 May 2025
1 Month active

Languages Used

Python

Technical Skills

Backend DevelopmentCode FormattingCode QualityIdentity ManagementLintingSAML

SUNET/puppet-sunet

Jun 2026 Jun 2026
1 Month active

Languages Used

No languages

Technical Skills

bashdevopsinfrastructurepuppetpythonshell scripting