CoDesign & NextGen Performance Engineer
Cerebras · Sunnyvale, CA
About this role
## CoDesign & NextGen Performance Engineer **About Cerebras Systems** Cerebras builds the world’s largest AI chip—an architecture designed to deliver industry-leading training and inference speeds (reported as 10x+ faster than GPU-based hyperscale cloud inference services). Cerebras works with leading model labs, global enterprises, and AI-native startups. **About The Role** This role focuses on characterizing, analyzing, and optimizing the performance of state-of-the-art AI models running on Cerebras’ hardware. You’ll work across the hardware and software stack to identify bottlenecks, improve computational efficiency, and help influence the design of Cerebras’ next-generation AI architecture and software systems. --- ## Responsibilities - Bring up and optimize performance on new generations of the Cerebras WSE. - Build performance models (kernel-level and end-to-end) to estimate performance for state-of-the-art and customer ML models. - Optimize and debug kernel microcode and compiler algorithms to improve ML model inference speed, throughput, and compute utilization on the Cerebras WSE. - Debug and understand runtime performance on the system and cluster. - Develop tools and infrastructure to visualize performance data collected from the Wafer Scale Engine and the compute cluster. --- ## Skills & Qualifications - Bachelors / Masters / PhD in Electrical Engineering or Computer Science. - Strong background in computer architecture. - Exposure to and understanding of low-level deep learning / LLM math. - Strong analytical and problem-solving mindset. - 3+ years of experience in a relevant domain (e.g., Computer Architecture, CPU/GPU Performance, Kernel Optimization, HPC). - Experience working on CPU/GPU simulators. - Exposure to performance profiling and debug on any system pipeline. - Comfort with **C++** and **Python**. --- ## Why Join Cerebras - Build a breakthrough AI platform beyond GPU constraints. - Publish and open source cutting-edge AI research. - Work on one of the fastest AI supercomputers in the world. - Job stability with startup vitality. - A simple, non-corporate work culture that respects individual beliefs. Cerebras is an equal opportunity employer committed to creating an equal and diverse environment.
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