Kyra Lengfeld
Research And Development Engineer at Nordic Semiconductor
Trondheim, Trøndelag, Norway
Summary
🤩
Rockstar🎓
Top SchoolKyra Lengfeld is a Research & Development Engineer at Nordic Semiconductor with four years of hands-on experience in embedded systems and Bluetooth Low Energy (BLE) development. She holds a Master's in Electrical Engineering and focuses on low-level firmware, power control, and Bluetooth stack features for nRF53x/nRF54x SoCs. Kyra is an active contributor to major open-source projects like Zephyr and the nRF Connect SDK, where she added LE Power Control features, MPSL power-management integrations, and mesh/GATT fixes. Based in Trondheim, she combines academic rigor with practical IoT engineering and a knack for improving documentation and APIs to make complex wireless features easier to adopt.
3 years of coding experience
Master of Engineering - MEng, Elektrotechnik, Master of Engineering - MEng, Elektrotechnik at Jade University of Applied Sciences
Github Skills (21)
bluetooth-mesh10
embedded-language10
bluetooth-le10
c1110
microcontroller10
zephyr10
c1710
iot10
rtos10
btle10
sys10
bluetooth10
embedded10
nrf-connect-sdk10
bluetooth-low-energy10
Programming languages (1)
Github contributions (5)
zephyrproject-rtos/zephyr
May 2022 - Mar 2025
Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.
Role in this project:
Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:77 reviews, 20 PRs, 90 comments in 2 years 10 months
Contributions summary:Kyra primarily contributed to the Bluetooth stack within the Zephyr RTOS, specifically focusing on Bluetooth Low Energy (BLE) features. Their work included adding and modifying configuration options related to transmit power control for Nordic Semiconductor's nRF53x and nRF54x SoCs. The user also introduced new APIs and documentation improvements for LE Power Control Request procedures, along with fixes for proxy GATT and mesh settings.
bluetooth-lereal-timezephyrsecuregit-repository
nrfconnect/sdk-nrf
Nov 2022 - Nov 2022
nRF Connect SDK main repository
Role in this project:Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:53 reviews, 1 commit, 35 PRs in 1 day
Contributions summary:Kyra primarily focused on Bluetooth Low Energy (BLE) and related controller features within the nRF Connect SDK. Their contributions involved implementing and modifying various HCI commands related to Bluetooth features like LE Power Control. Furthermore, the user updated the Zephyr Power Management integration within the MPSL. They also added metadata to several Bluetooth mesh models and contributed to the documentation.
connect-sdknrf-connect-sdkinfinibandlteppp
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