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Erdem Simsek

PROFILE

Erdem Simsek

Erdem Simsek developed and enhanced device drivers and platform support across Zephyr RTOS and Nordic SDK repositories, focusing on real-time audio, Bluetooth, and inter-process communication for Nordic platforms. He implemented I2S TDM driver improvements in zephyrproject-rtos/zephyr-testing, adding audio_auxpll clock source support and robust error handling. In nrfconnect/sdk-zephyr, he enabled vevif_rx mailbox communication and ensured accurate Task ID to Interrupt mapping, improving hardware integration and reliability. His work involved C programming, device tree configuration, and embedded systems, consistently addressing platform-specific challenges and maintaining test suite accuracy to support stable, portable deployments across evolving Nordic hardware targets.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

11Total
Bugs
5
Commits
11
Features
5
Lines of code
365
Activity Months3

Work History

February 2026

5 Commits • 3 Features

Feb 1, 2026

February 2026 monthly summary focused on delivering NRF7120 platform enhancements and reliability improvements across Zephyr and Nordic SDKs. Key feature enablement and targeted bug fixes improved hardware communication, IPC robustness, and test hygiene, driving faster integration and reduced risk for NRF7120 deployments.

December 2025

2 Commits

Dec 1, 2025

Month 2025-12: Focused on stabilizing cross-device VEVIF task receiver behavior across Nordic platforms. Delivered targeted bug fixes to the VEVIF task receiver driver in two repositories to ensure correct Task ID to Interrupt mapping for NRF7120 and NRF54h20, improving system reliability and interoperability with minimal risk to other subsystems.

October 2025

4 Commits • 2 Features

Oct 1, 2025

Month: 2025-10 — Summary of developer accomplishments across Zephyr RTOS testing and Nordic SDK-NRF contributions. Delivered core I2S enhancements, strengthened test robustness, and expanded platform coverage. Focused on business value through improved platform support, reliability, and performance for real-time audio and Bluetooth workflows.

Activity

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Quality Metrics

Correctness97.4%
Maintainability92.8%
Architecture91.8%
Performance91.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

CDTSYAMLdts

Technical Skills

Bluetooth developmentC programmingClock ControlDevice TreeDriver DevelopmentEmbedded SystemsRISC-V architectureTestingZephyr OSZephyr RTOSdevice driver developmentdevice treedevice tree configurationdriver developmentembedded systems

Repositories Contributed To

5 repos

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

nrfconnect/sdk-nrf

Oct 2025 Feb 2026
2 Months active

Languages Used

CYAML

Technical Skills

Bluetooth developmentdevice driver developmentembedded systemsfirmware developmenttest automationZephyr OS

zephyrproject-rtos/zephyr-testing

Oct 2025 Oct 2025
1 Month active

Languages Used

C

Technical Skills

Clock ControlDevice TreeDriver DevelopmentEmbedded SystemsTesting

nrfconnect/sdk-zephyr

Dec 2025 Feb 2026
2 Months active

Languages Used

Cdts

Technical Skills

C programmingdriver developmentembedded systemsdevice treehardware integration

zephyrproject-rtos/zephyr

Dec 2025 Feb 2026
2 Months active

Languages Used

CDTS

Technical Skills

C programmingdriver developmentembedded systemsRISC-V architecturedevice tree configuration

nxp-upstream/zephyr

Feb 2026 Feb 2026
1 Month active

Languages Used

CYAML

Technical Skills

C programmingZephyr RTOSdevice driver developmentembedded systemsinter-process communication