Zejiang Yu
Software Engineer at NXP Semiconductors
Shanghai, Shanghai, China
Summary
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RockstarZejiang Yu is a seasoned embedded software engineer with 8 years of experience specializing in low-level driver and platform work for display and camera subsystems. Currently at NXP Semiconductors, he has a strong background in RTOS integrations, SDK maintenance, and multi-core power/clock driver development dating back to Freescale days. He contributes to high-profile IoT open-source efforts like Alibaba’s AliOS-Things, where he fixed compiler build issues, platform adaptations (KL27, RT1020/RT1050), and UART/stdio macros—demonstrating hands-on expertise with kernel certification and hardware interfaces. Comfortable across toolchains and RTOS flavors (FreeRTOS, uC/OS, MQX), Zejiang blends pragmatic engineering with deep platform knowledge to get constrained systems working reliably. Based in Shanghai, he pairs decades of embedded debugging know-how with a track record of shipping maintainable SDKs and drivers for resource-constrained devices.
8 years of coding experience
3 years of employment as a software developer
Github Skills (11)
c1710
uart10
embedded10
rtos10
cross-platform10
serial-communication10
c1110
microcontroller10
adaptation10
risc-v9
iot9
Programming languages (4)
Github contributions (5)
alibaba/AliOS-Things
May 2018 - Dec 2018
面向IoT领域的、高可伸缩的物联网操作系统，可去官网了解更多信息https://www.aliyun.com/product/aliosthings
Role in this project:
Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:58 commits, 10 PRs, 1 comment in 6 months
Contributions summary:Zejiang primarily contributed to the `alios-things` repository by addressing build issues and implementing features related to embedded systems. They fixed build problems for the KEIL compiler and corrected certificate-related code. The user also updated the project and configurations for the KL27 and RT1020/RT1050 platforms, demonstrating expertise in platform-specific adaptations and kernel certification requirements. Furthermore, they introduced a macro to control the UART instance and fixed an issue related to the STDIO_UART macro, highlighting their involvement in low-level hardware interactions.
risc-valiyunpikacgicc
open-isa-rv32m1/rv32m1_gnu_toolchain_patch
Nov 2018 - Nov 2019
Contributions:8 commits, 5 pushes, 1 branch in 11 months
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