Staff Principal GPU CPU Kernel Optimization Engineer

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GPU Kernel Optimization Engineer

Key Responsibilities

• GPU Kernel Optimization: Develop and optimize low-level GPU kernels to accelerate inference and training of large machine learning models. Maximize computational efficiency and reduce execution time while ensuring model accuracy.
• Multi-GPU and Multi-Node Optimization: Design and implement strategies for distributed model training and inference across multiple GPUs and nodes. Address data parallelism and model parallelism challenges to fully utilize available resources.
• Performance Profiling: Profile and analyze system and application performance to identify bottlenecks and areas for improvement. Use profiling tools to understand and optimize hardware resource utilization.
• Parallel Computing: Leverage parallel computing techniques to improve the scalability and performance of machine learning workloads. Implement multi-threading and GPU synchronization techniques.
• Benchmarking and Testing: Develop benchmarks and testing procedures to assess the performance and stability of optimized models and frameworks. Ensure that the solutions meet or exceed the defined performance criteria.
• Documentation: Create detailed documentation of optimizations, best practices, and implementation guidelines to facilitate knowledge sharing and maintainable code.
  
  
  

• Optimizing GPU kernels in C++17, C++20, and C++23.
• Working with complex frameworks/libraries such as ( PyTorch, VLLM, CUTLASS, Kokkos, etc.)
• Practical working knowledge of GPU/CPU architectures.
• Scripting knowledge (ex. Python)
• Knowledge of software development processes.
• Good coding practices and design pattern identification, and implementation
• Agile processes and procedures
  
  
  

• Optimization in assembly
• Strong experience in low-level GPU kernel optimization.
• Proficiency in CUDA and GPU programming.
• Experience with distributed computing and multi-GPU environments.
• Proficiency in performance profiling and optimization tools.
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork skills.