AI Infra Resident (1-Year Program)

radixark· Engineering
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📍 Palo Alto, CA

About this role

 

About The Role

RadixArk is launching a full-time, paid, 1-year residency program for aspiring AI infrastructure engineers. You'll rotate across inference, training, kernels, compilers, and cluster infrastructure, working on real production systems alongside senior engineers. This is an opportunity to learn from the team behind SGLang and Miles while owning meaningful projects that impact thousands of developers.

Requirements

  • Bachelor's or Master's degree in Computer Science, Engineering, or related field (recent graduates welcome)

  • Strong foundations in systems programming, ML systems, or high-performance computing

  • Experience with Python and/or C++; exposure to CUDA, JAX, or distributed systems is a plus

  • Demonstrated ability to learn quickly and debug complex technical problems

  • Curiosity, grit, and willingness to dive deep into unfamiliar layers of the stack

  • Desire to grow into a world-class AI infrastructure engineer

  • Strong communication skills and ability to work collaboratively

Responsibilities

  • Join a full-time, paid, 1-year residency focused on AI infrastructure

  • Rotate across inference, training, kernels, compilers, and cluster infrastructure

  • Work on real production systems: LLM serving (SGLang), diffusion inference (Flux, Wan), RL training (Miles), schedulers, and performance tooling

  • Learn to debug failures across the full stack: model → runtime → kernel → hardware

  • Own meaningful projects with close mentorship from senior engineers

  • Contribute to SGLang, Miles, and other open-source projects

  • Document learnings and create guides for the community

  • Present technical deep-dives and share knowledge with the team

  • Participate in code reviews and learn engineering best practices

About RadixArk

RadixArk is an infrastructure-first company built by enggineers who've shipped production Al systems,created SGLang (20K+ GitHub stars,the fastest open LLM serving engine),and developed Miles(our large-scale RL framework).
We're on a mission to democratize frontier-level Al infrastructure by building world-class open systems for inference and training.
Our team has optimized kernels serving billions of tokens daily,designed distributed training systems coordinating 10,000+ GPUs, and contributed to infrastucture that powers leading Al companies and research labs.
We're backed by well-known infrastructure investors and partner with  NVIDIA, Google,AWS,and frontier Al labs.
Join us in building infrastructure that givees real leverage back to the Al community.

Compensation

We offer competitive compensation for this 1-year residency program, with health benefits and potential for conversion to a full-time role. Compensation is determined by location and prior experience. Strong residents may receive offers to join RadixArk full-time with equity after program completion.

Equal Opportunity

RadixArk is an Equal Opportunity Employer and is proud to offer equal employment opportunity to everyone regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, and more.

 

Frequently Asked Questions

Is the salary disclosed for the AI Infra Resident (1-Year Program) position at radixark?
The salary for this AI Infra Resident (1-Year Program) role at radixark is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the AI Infra Resident (1-Year Program) position at radixark located?
This AI Infra Resident (1-Year Program) role at radixark is based in Palo Alto, CA. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Which team or department does the AI Infra Resident (1-Year Program) at radixark belong to?
This AI Infra Resident (1-Year Program) position is part of the Engineering department at radixark. See the full job description for more information about the team structure and responsibilities.
How do I apply for the AI Infra Resident (1-Year Program) position at radixark?
Click the "Apply Now" button on this page. You will be redirected to radixark's official application portal hosted on greenhouse where you can submit your application directly.
When was the AI Infra Resident (1-Year Program) job at radixark posted?
This AI Infra Resident (1-Year Program) position at radixark was posted on Dec 29, 2025. Apply as soon as possible — early applications are often reviewed first.
AI Infra Resident (1-Year Program)
radixark
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