Member of Technical Staff - Hardcore Supercompute
Xai
Posted: March 20, 2026
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Quick Summary
Design and develop software applications that utilize machine learning algorithms to analyze complex data sets and provide insights to stakeholders.
Required Skills
Job Description
About xAI
xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.
ABOUT THE ROLE:
Join our cutting-edge team at xAI to design and build the backbone of next-generation AI infrastructure. As a Hardcore Engineer, you’ll tackle complex challenges in large-scale infrastructure, distributed systems, GPU optimization, and machine learning frameworks to accelerate human scientific discovery. This role is perfect for engineers who thrive on pushing hardware and software to their limits in a fast-paced, innovative environment.
RESPONSIBILITIES:
• Design, build, and implement a large-scale distributed system that powers one of the world's largest supercomputing clusters.
• Dive into the low-level stack to profile, debug, and optimize performance across diverse systems, including GPUs, Linux kernel, networking, and filesystems, to achieve peak efficiency.
• Collaborate on hardware, software, and algorithm co-design to push the boundaries of AI training.
• Maintain and innovate on our codebase to ensure scalability and reliability.
• Develop tools to enhance team productivity and streamline workflows.
BASIC QUALIFICATIONS:
• Writing scalable and highly available containerized applications in Rust.
• Managing compute fleets with Pulumi, Terraform, Ansible, or other stateful automation libraries.
• Collaborate in a fast-paced, open environment to design and ship features.
PREFERRED SKILLS AND EXPERIENCE:
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Languages: Rust, C++, Golang
xAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice.