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Tom Jannek

PROFILE

Tom Jannek

Worked extensively on the freifunk-berlin/bbb-configs repository, delivering scalable network configuration and device provisioning for multi-site wireless deployments. Leveraged YAML and Python to define model-specific and location-aware configurations, enabling automated onboarding, mesh networking, and consistent device management across diverse hardware. Applied configuration management and DevOps practices to streamline OpenWrt firmware upgrades, implement bandwidth controls, and standardize VLAN, wireless, and SSH key setups. Enhanced documentation to improve contributor onboarding and maintainability, while maintaining strong version control discipline. The work reduced manual errors, accelerated site rollouts, and ensured repeatable, secure deployments, demonstrating depth in embedded systems, scripting, and infrastructure automation.

Overall Statistics

Feature vs Bugs

90%Features

Repository Contributions

54Total
Bugs
3
Commits
54
Features
26
Lines of code
36,387
Activity Months17

Work History

June 2026

13 Commits • 1 Features

Jun 1, 2026

June 2026 monthly summary for freifunk-berlin/bbb-configs focused on delivering scalable, secure multi-site network deployments and improving contributor onboarding through improved documentation. Key features delivered: - Network deployment configurations for multiple locations with new device support (Zyxel WSM20), SSH access keys, VLANs, wireless profiles, channel changes, and secure tunnels. - Initial site deployments created for multiple locations to accelerate rollout (e.g., Pennettine and Elicoidali context from commits). Major bugs fixed: - Documentation consistency and terminology updates, including spelling fixes, capitalization standardization, and updates reflecting OpenWrt terminology and package manager changes. - Corrections to OpenWrt version references and added documentation for feed and uses_apk option. Overall impact and accomplishments: - Enabled scalable, repeatable deployments across locations, reducing rollout time and misconfigurations. - Strengthened documentation quality to speed onboarding and reduce support overhead. - Demonstrated disciplined multi-location deployment planning and alignment with branding/terminology guidelines. Technologies/skills demonstrated: - OpenWrt terminology alignment, VLAN and wireless configuration, SSH key management, channel planning, and secure tunnel setup. - Deployment automation and multi-site configuration management, with strong version-control hygiene and documentation practices.

May 2026

5 Commits • 2 Features

May 1, 2026

May 2026 monthly summary focused on delivering repeatable, location-aware OpenWrt deployments and enhancing firmware version management, while improving documentation quality and consistency across the project.

April 2026

3 Commits • 3 Features

Apr 1, 2026

April 2026 monthly summary for freifunk-berlin/bbb-configs: Delivered three model-specific feature updates to expand device capabilities and configurability. No major bugs recorded; focused on firmware upgrades, network/wireless configuration, and deployment-mode adjustments to support flexible hardware usage. The work improves device reach, security posture, and deployment efficiency across supported devices.

March 2026

1 Commits • 1 Features

Mar 1, 2026

March 2026 monthly summary for freifunk-berlin/bbb-configs: Key feature delivered was the Location Environment Setup for hacrafu-cappellacci, establishing a consistent configuration scaffold for location-specific network settings, contact information, and host details. This work enables scalable site deployments, faster onboarding of new locations, and improved operational consistency across deployments. There were no major bugs fixed in this period. The delivery enhances repeatability, traceability, and readiness for automated rollouts.

February 2026

3 Commits • 1 Features

Feb 1, 2026

For 2026-02, delivered a feature to introduce bandwidth limits for ingress and egress traffic and disabled hardware flow offload to improve performance and reliability in freifunk-berlin/bbb-configs. The change applies to the hacrafu-triangoli configuration and includes documentation warning about interactions between bandwidth limits and flow offloading. This work enhances predictability of traffic shaping, reduces edge-case instability, and provides clear guidance for operators.

January 2026

4 Commits • 2 Features

Jan 1, 2026

January 2026 monthly summary for freifunk-berlin/bbb-configs: Delivered onboarding for a new location (hacrafu-gemelli) and executed targeted OpenWRT firmware upgrades across Genexis Pulse EX400, Cudy AP3000 Outdoor, and WR3000 devices to 25.12 (with WR3000 debug packages removed). These changes improve deployment readiness, device performance, and security posture, enabling scalable site onboarding and reliable network operations.

November 2025

2 Commits • 1 Features

Nov 1, 2025

November 2025 (2025-11) monthly summary for freifunk-berlin/bbb-configs. Key feature delivered: Multi-location deployment bootstrap enabling per-location configuration bootstrap for hacrafu locations, including network settings, contact information, and device roles to enable multi-site deployments. No major bugs fixed in this period for this repo. Overall impact: Enables scalable, repeatable site onboarding, reduces manual configuration, and accelerates multi-site rollouts. Technologies/skills demonstrated: per-location configuration scaffolding, network settings templating, device role mapping, and cross-team collaboration (contributions from hacrafu-armarian10 and hacrafu-grattini).

October 2025

1 Commits • 1 Features

Oct 1, 2025

Month: 2025-10. This monthly summary highlights key business and technical achievements for freifunk-berlin/bbb-configs. The primary delivery was a new Access Point configuration for hacrafu-torchio, enhancing mesh capabilities with added roles and network settings. No major bugs were reported or fixed this period. The change improves network reliability, scalability, and admin configurability, aligning with ongoing mesh expansion goals. Technologies demonstrated include network configuration, version control (Git), and repository management.

September 2025

4 Commits • 2 Features

Sep 1, 2025

2025-09 monthly summary for freifunk-berlin/bbb-configs. Focused on delivering standardized AP and location configurations for hacrafu, enabling scalable deployments and centralized management. No major bug fixes reported this month. Impact: faster provisioning, reduced manual configuration, and improved consistency across sites. Skills demonstrated include network configuration, location-based config deployment, and strong version control practices.

August 2025

2 Commits • 1 Features

Aug 1, 2025

August 2025 monthly summary: Delivered network infrastructure expansion and hardware compatibility within freifunk-berlin/bbb-configs, enabling broader coverage and easier onboarding for new hardware. Implementations include new Access Points with host configurations and SSH keys for new users, updated network prefixes and channel assignments to improve performance and organization; added support for GL.iNet GL-AR300M16 router including target system, network interface hints, and LED configurations. No critical bugs reported or fixed this month. Overall, these changes improve deployment readiness, network reliability, and hardware interoperability across sites.

July 2025

2 Commits • 1 Features

Jul 1, 2025

July 2025: Implemented device-specific wireless configuration support in freifunk-berlin/bbb-configs, enabling per-device 5GHz/2.4GHz profiles for Genexis Pulse EX400 and TP-Link CPE710 v2. This work enables automated provisioning, reduces manual configuration, and improves consistency across deployments for scalable network rollouts.

May 2025

2 Commits • 2 Features

May 1, 2025

May 2025 monthly summary for freifunk-berlin/bbb-configs: Two major features delivered to advance network provisioning and deployment readiness. No explicit bug fixes recorded this month. Overall impact: improved readiness for new locations, standardized device configuration, and stronger branding/status signaling. Technologies demonstrated: YAML-based device configuration, topology provisioning (mesh, DHCP, management interfaces, IP prefixes, VLANs), and Git-based traceability.

April 2025

2 Commits • 2 Features

Apr 1, 2025

April 2025: Delivered two features for freifunk-berlin/bbb-configs, enabling scalable provisioning and standardized device configuration. The work supports faster onboarding, reduced manual errors, and consistent configurations across locations. No major bugs were reported this month; changes are committed and traceable across environments.

March 2025

1 Commits • 1 Features

Mar 1, 2025

March 2025: Documentation enhancement in freifunk-berlin/bbb-configs to improve guidance for OpenWrt build environments. A hyperlink to external OpenWrt build system dependencies was added to README.md to clarify prerequisites and streamline environment setup for contributors and users.

December 2024

2 Commits • 1 Features

Dec 1, 2024

December 2024: Key feature delivery and site deployment for freifunk-berlin/bbb-configs. Implemented network optimization by refining Wi-Fi channel assignments across hacrafu locations and deployed the new hacrafu-marubini site configuration, including mesh, DHCP, management, and uplink networks with defined IP addressing. Result: improved throughput, reduced interference, and a scalable, repeatable multi-site deployment.

November 2024

4 Commits • 2 Features

Nov 1, 2024

November 2024 monthly summary for freifunk-berlin/bbb-configs: Delivered targeted site configurations for hacrafu-pici and hacrafu-risi, expanded router model support with Cudy WR3000 v1, and cleaned up documentation. These changes enhance deployment readiness, device compatibility, and documentation quality, enabling faster, more reliable network rollouts and reducing onboarding and support effort.

August 2024

3 Commits • 2 Features

Aug 1, 2024

August 2024 monthly summary for freifunk-berlin/bbb-configs. Delivered new model configuration for TP-Link Archer C50 v4 and initial provisioning for hacrafu Capelvenere and Armarian09 locations. These changes standardize device onboarding, enable faster deployments, and improve network consistency across locations. No major bugs fixed in this period based on the provided data. Key technologies include: network configuration management, version-controlled config templates, and location-based provisioning. Business value: reduces manual configuration time, improves traceability, and supports scalable deployment.

Activity

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Quality Metrics

Correctness96.6%
Maintainability95.6%
Architecture96.0%
Performance94.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

BashMarkdownPythonShellYAML

Technical Skills

AnsibleConfiguration ManagementDevOpsDocumentationEmbedded SystemsEmbedded Systems ConfigurationFreifunkInfrastructure ManagementNetwork ConfigurationNetwork Device ConfigurationNetwork Device ManagementOpenWRTOpenWrtScriptingWireless Networking

Repositories Contributed To

1 repo

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

freifunk-berlin/bbb-configs

Aug 2024 Jun 2026
17 Months active

Languages Used

YAMLMarkdownBashPythonShell

Technical Skills

YAMLembedded systemsnetwork configurationsystem administrationDevOpsDocumentation