Firmware Engineer II (DDR5)

Location: Beijing, China; other location: Shanghai, China

Company

hirify.global develops technology and electronic design automation solutions for semiconductor and hardware design.

What you will do

• Develop firmware for DDR5 PHY blocks using microcontrollers.
• Implement bare-metal C firmware and low-level APIs for microcontrollers.
• Collaborate with hardware designers and memory subsystem architects to derive and implement training algorithms.
• Work with verification engineers to define firmware-hardware co-verification plans.
• Develop and debug firmware in RTL-based hardware simulations using C and Verilog.
• Debug firmware on silicon bring-up boards.

Requirements

• Good knowledge of the DDR5 JEDEC specification and different DIMM configurations.
• Relevant experience developing bare-metal firmware for high-speed SerDes or memory interface physical-layer blocks.
• Strong C programming skills for embedded software development and experience with relevant IDEs.
• Experience debugging RTL simulations involving firmware and microcontroller subsystems.
• Knowledge of Shell, Perl, Python, and TCL scripting.
• Experience with verification EDA tools, including simulators and waveform viewers.

Culture & Benefits

• Full-time position focused on impactful technology development.
• Collaborative work across firmware, hardware design, memory architecture, and verification teams.