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The Sora team is pioneering multimodal capabilities for OpenAI’s foundation models. We’re a hybrid research and product team focused on integrating multimodal functionalities into our AI products, ensuring they are reliable, user-friendly, and aligned with our mission of broad societal benefit. We’re looking for a GPU Inference Engineer to contribute to improvements in model serving efficiency for Sora. This is a high-impact role where you’ll drive initiatives to optimize inference performance and scalability. You’ll also be engaged in model design, to help assist our researchers in developing inference-friendly models. This role is critical to scaling the team’s broader goals - it will directly enable leadership to focus on higher-leverage initiatives by building a stronger technical foundation.
Job Responsibility:
Perform engineering efforts focused on improving model serving, inference performance, and system efficiency
Drive optimizations from a kernel and data movement perspective to improve system throughput and reliability
Partner closely with research and product teams to ensure our models perform effectively at scale
Design, build, and improve critical serving infrastructure to support Sora’s growth and reliability needs
Contribute to improvements in model serving efficiency for Sora
Drive initiatives to optimize inference performance and scalability
Be engaged in model design, to help assist our researchers in developing inference-friendly models
Requirements:
Deep expertise in model performance optimization, particularly at the inference layer
Strong background in kernel-level systems, data movement, and low-level performance tuning
Excited about scaling high-performing AI systems that serve real-world, multimodal workloads
Can navigate ambiguity, set technical direction, and drive complex initiatives to completion
What we offer:
Offers Equity
Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts
Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit)
401(k) retirement plan with employer match
Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks)
Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick or safe time (1 hour per 30 hours worked, or more, as required by applicable state or local law)
Mental health and wellness support
Employer-paid basic life and disability coverage
Annual learning and development stipend to fuel your professional growth
Daily meals in our offices, and meal delivery credits as eligible
Relocation support for eligible employees
Additional taxable fringe benefits, such as charitable donation matching and wellness stipends, may also be provided
Performance-related bonus(es) for eligible employees