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Baptiste Coffin

PROFILE

Baptiste Coffin

Worked on the Zephyr project, focusing on enhancing wireless subsystem reliability and Thread protocol compatibility. Addressed a critical parsing issue in the mcxw driver within zephyrproject-rtos/zephyr by implementing token-based parsing for Enhanced ACK Information Elements, ensuring correct handling of variable token order and metric counts. This C programming solution improved production stability and interoperability across Thread networks. Later, contributed to Zephyr4Microchip/zephyr by enabling TCP and DNS-over-TCP support in the Zephyr host sample, aligning configuration with Thread 1.4 certification requirements. Demonstrated expertise in embedded systems, driver development, and network programming, with clear, traceable commits and thorough documentation.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
1
Lines of code
33
Activity Months2

Work History

May 2026

1 Commits • 1 Features

May 1, 2026

May 2026 monthly summary for Zephyr4Microchip/zephyr: Delivered Thread TCP and DNS-over-TCP support in the Zephyr host sample to align with Thread 1.4 certification requirements. No major bugs fixed this month; stabilization focused on TCP/DNS workflow and configuration correctness.

February 2026

1 Commits

Feb 1, 2026

February 2026 performance summary for zephyr project (Month: 2026-02). Focused on reliability, correctness, and Thread 1.2 compatibility in the Wireless Subsystem. Delivered a critical bug fix in the mcxw driver to correctly parse Enhanced ACK Information Elements, addressing variability in token order and metric counts. The change reduces misparsing and related failures, enabling more stable operation in production deployments. Key outcomes include robust parsing, traceable commits, and improved interoperability across platforms.

Activity

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Quality Metrics

Correctness100.0%
Maintainability90.0%
Architecture90.0%
Performance90.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C

Technical Skills

C programmingconfiguration managementdriver developmentembedded systemsnetwork programming

Repositories Contributed To

2 repos

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

zephyrproject-rtos/zephyr

Feb 2026 Feb 2026
1 Month active

Languages Used

C

Technical Skills

C programmingdriver developmentembedded systems

Zephyr4Microchip/zephyr

May 2026 May 2026
1 Month active

Languages Used

C

Technical Skills

configuration managementembedded systemsnetwork programming