We are looking for a skilled and passionate Senior Embedded Linux Engineer with strong proficiency in C++ and Java, deep expertise in both Linux user space and kernel space, and a working understanding of hardware-level development. The ideal candidate will thrive in a collaborative environment, working closely with hardware engineers and cross-functional teams. Prior experience in the access control industry and some familiarity with Java will be considered a significant advantage.

Requirements

• Bachelor’s or Master’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related field.
• Strong proficiency in C++, with clean, modular, and maintainable code writing practices.
• Good knowledge and experience in Java.
• Expertise in embedded Linux, including:
  Linux kernel internals
  Device tree configuration
  Custom kernel module development
  Bootloaders (e.g., U-Boot)
• Experience with Yocto, Buildroot, or other Linux build systems.
• Understanding of common communication protocols: I2C, SPI, UART, USB, etc.
• Solid debugging skills with tools like GDB, strace, perf, oscilloscope, logic analyzers, etc.
• Familiarity with cross-compilation toolchains and board bring-up.
• Upper-Intermediate English proficiency.
• Strong soft skills: communication, proactivity, and a positive attitude.

Responsibilities

• Design, develop, and optimize embedded software components using C/C++ and Java in a Linux environment.
• Work on both user space and kernel space software, including device drivers and system-level applications.
• Collaborate with hardware engineers to bring up and debug new boards and custom peripherals.
• Integrate and validate new hardware platforms with the embedded Linux OS.
• Maintain and enhance existing embedded Linux systems, ensuring performance, reliability, and scalability.
• Participate in system architecture design and code reviews.
• Write clear technical documentation and contribute to product design discussions.
• Troubleshoot and resolve low-level system issues, including kernel panics, memory leaks, and hardware/software interactions.

Skills preferred but not necessary:

• Background in the access control or security systems industry (e.g., card readers, biometric devices, electronic locks).
• Familiarity with real-time constraints and performance optimization in embedded systems.

What we offer

• Direct cooperation with the already successful, long-term, and growing project.
• Flexible work arrangements.
• Collaborative and supportive team culture.
• Truly competitive salary.
• Help and support from our caring HR team.