Systems Software Engineer
Job description
About the company
Our client is a technology company.
The role
Raydar is recruiting for this role on behalf of our client. Work on low-level performance and infrastructure engineering for a production machine learning serving platform. You will tune software for speed and efficiency, run large compute clusters, and speak directly with customers as part of a small, high-ownership team.
What you'll do
- Deliver fast support for newly released open-source models, tuned for low latency and high throughput.
- Improve the model serving stack with techniques such as request batching, caching, decoding strategies and quantization.
- Write and tune low-level GPU kernels across several hardware vendors.
- Design, deploy and operate compute clusters built from mixed hardware.
- Run production inference across a varied fleet, with attention to reliability, observability and cost efficiency at scale.
- Talk with customers and help set the direction of your own work with a high degree of autonomy.
Requirements
What we're looking for
- Deep understanding of how computers work, including architecture, memory hierarchy and operating system internals, beyond application-level coding.
- Backend, infrastructure or systems experience at a well-regarded technology company or an early-stage startup.
- Real enthusiasm for using AI agents and coding tools to improve your own workflow.
- A computer science degree from a strong undergraduate program.
- Clear communication and emotional intelligence, as roughly 10 to 20 percent of the role is customer-facing.
- Comfort working on-site five days a week.
Bonus points
- Experience deploying or operating infrastructure at scale, such as clusters or large GPU fleets.
- Experience with machine learning inference optimization.
- Familiarity with GPU programming.
- Academic background in low-level systems topics.
- New graduates with strong internships are welcome.
Benefits
Compensation and benefits
- Base salary: USD 200,000 to 300,000 per year
- Equity
- Health, dental and vision coverage
- Meals provided
- Unlimited paid time off
- Parental leave
Location and work model
- San Francisco, CA, United States
- On-site, 5 days per week in office
- Full-time
Skills mentioned
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