Software Engineer, ML Performance

Performance Engineer

Our Inference team brings OpenAI's most capable research and technology to the world through our products. We empower consumers, enterprises and developers alike to use and access our state-of-the-art AI models, allowing them to do things that they've never been able to before. We focus on performant and efficient model inference, as well as accelerating research progression via model inference.

We're looking for an experienced performance engineer to join the Inference Engineering team. This role is focused on improving the efficiency, speed, and reliability of our inference systems. You'll work across the stack to identify bottlenecks, implement optimizations, and help us get the most out of our hardware.

Responsibilities

• Profile system performance and identify issues across GPU, CPU, memory, and networking layers
• Work with engineers and researchers to improve throughput, latency, and reliability in our inference stack
• Build tooling and infrastructure to make performance issues easier to detect and debug Drive efforts to optimize core components, including kernel usage, data movement, and scheduling
• Own performance investigations end-to-end, from debugging to implementation

Qualifications

• 5+ years of experience in performance engineering or a related role
• Strong background in systems-level debugging, profiling, and optimization
• Proficiency in Python and/or C++
• Experience working with performance-critical systems (e.g., games, VFX, HFT, distributed systems)
• Familiarity with GPUs and performance tooling (e.g., CUDA, Nsight, perf, flamegraphs) is a plus
• Comfortable working cross-functionally and independently identifying high-impact work

OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity.

We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic.

Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law.

To notify OpenAI that you believe this job posting is non-compliant, please reach out to jobpostingcompliance@openai.com.

We are committed to providing reasonable accommodations to applicants with disabilities.

At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.