Senior Software Engineer (C++), Backend

About Mujin

Mujin develops "MujinController," a platform that leverages a real-time digital twin and advanced robotics to seamlessly connect industrial equipment for fully autonomous operations.

Driven by our unique approach towards Robotics Machine Intelligence (MujinMI), we offer a robust suite of perception, planning, and control algorithms, enabling autonomous robot movement and transforming automation in challenging industrial environments.

Trusted by globally recognized companies, our cutting-edge technology enhances efficiency and innovation across the supply chain. With headquarters in Japan and expanding offices in China, the US, and Europe, Mujin offers a dynamic, fast-growing environment where your work directly shapes the future of automation.

Position

As a Software Engineer at Mujin Backend System Team, you’ll focus on the system architecture and design, development, and deployment of Mujin's motion planning AI-equipped intelligent robot controllers.

Responsibilities

• <Design and implement a wide variety of system software>
• Real-time OS and real-time network protocols
• Linux kernel modules, Linux boot, and base system, hardware drivers
• System security, TPM, and data encryption
• Build tools and infrastructure, deployment, remote control, and upgrade system
• <Design and implement reliable, high-performance backend services and APIs for industrial robot controllers>
• High-performance HTTP server
• ZeroMQ inter-process communication
• High-efficiency database
• Cloud services
• <Others>
• Develop drivers to interface with industrial hardware such as robots, conveyors, 3D cameras, sensors, PLC, AGV, ASRS, WMS
• Solve cutting-edge complex technical challenges throughout the entire system
• Occasional business trips to customer sites in Japan and abroad

Your qualification

Minimum Requirements

• BSc degree or higher in Computer Science, Computer Engineering, or related fields, or equivalent academic or work experience
• Excellent experience and high proficiency in C++ and Python
• Advanced Linux user, excellent experience in Linux software development
• Expert in Linux internals, networking stack, network protocols, routing, async I/O, Docker and its internal workings
• Experience in full-stack development
• Technical communication skills in English

Preferable Requirements

• Expert in real-time OS, Linux kernel module development, EtherCAT
• Experience in robotic software development

What we offer

• Flexible dress code policy
• Commuting allowance
• Social insurance (including Employment, Industrial Accident Compensation, Health Insurance, and Pension)
• Free buffet lunch every workday
• Free vending machines (offering drinks and snacks)
• High-end coffee machine
• Exclusive Employee Gym Access
• Monthly team dinner support

Additional details

Attractiveness

• We are looking for those who are prepared to dedicate themselves to facing big challenges, work proactively and independently, and take ownership when working with members across the teams!
• You will get your “hands dirty” working on all aspects of the industrial robot controller, not being confined to a specific component in the system. The work is challenging, mostly like something that you have never done before, requiring extensive research.
• Since the work is widely applicable, it will affect everyone in the engineering team, making the Backend System Engineers the likely “go-to” people. You will have chances to travel and work onsite to integrate cutting-edge industrial systems such as AGVs and ASRS.

Location

3-8-5 Tatsumi, Koto-ku, Tokyo 135-0053, Japan

Nearest Station: Tatsumi Station, Shinonome Station

Work Hours

8:45 - 17:45 (with a 60-minute break)

Salary

• Flexible, depending on experience and skills
• Salary revision twice a year
• Additional bonuses or incentives may be available based on performance

Holidays

• Two days off per week (Every Saturday and Sunday)
• Annual paid leave
• Year-end vacations
• Celebration or condolence leave
• Family caregiver leave
• Maternity leave
• Childcare leave
• Other holidays as defined by the company

Relocation Support

If you relocate from outside of Japan, we will provide the following support.

• Visa sponsorship
• One-way flight to Japan
• Shipping expenses covered up to a specified limit
• Temporary housing assist
• Permanent housing assist