Performance Profiling Engineer

3 weeks ago


San Francisco, United States CHJ Recruiting Full time
Job Overview

Our client is seeking an enthusiastic senior hands-on Performance Profiling Engineer in the Bay Area. In this role, you will:
  • Work with system architect and algorithm team to bring up the rapid prototyping and demo features of the next generation product.
  • Build up profiling methodologies and deliver the performance/power dashboard with data visualization for different use cases.
  • Find the best operating points through frequency sweeping for multiple user cases
Qualifications/Skills

10+ years of embedded programming with C/C++, Python
  • Strong understanding of mobile SoC and hardware/software interactions
  • Strong understanding of cache hierarchy, memory bandwidth, connectivity, and the tradeoff between perf and power
  • Strong programming and debugging skills with Linux Kernel
  • Expertise in Android/WearOS boot flow and BSP (Board support package) is a must
  • Expertise on Perfetto is a must
  • In depth understanding of different DSP architecture such as HiFi2/3/5
  • Hands on Experience on Optimization of algorithms on DSP architecture, DSP Code Optimization, and performance measurement
  • Familiar with real time operating systems, such as uCOS, FreeRTOS, including its threading, scheduler, synchronization, resource management
  • Familiar with ISP, GPU architecture and Vulkan programming API is a plus
  • Knowledge on perf/power workloads of mobile system such as CPU/GPU benchmarks, speech translation, navigation, voice assistant, notification, photo, video recording and binocular video playback is a plus
  • Knowledge of AR/VR eye/hand tracking and 6DoF tracking is a plus
  • Able to work independently with dedication


Posted On: Friday, June 16, 2023

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