Zoox

Audio Signal Processing Engineer

Job Description

Posted on: 
February 26, 2023

You will be working at the forefront of Zoox audio architecture, enabling a number of audio-based interactions to enable our robot to navigate safely in busy urban streets. We are looking for an Audio Algorithms Engineer to join the Advanced Hardware Engineering team.  In this role, you will be involved in developing and implementing audio algorithms that will enable our robots to hear. You will also collaborate with our Perception and Planner teams to seamlessly integrate your algorithms with the vehicle software stack.

Responsibilities

  • Minimum of 2 years of academic or industry experience in designing, choosing, and optimizing signal processing and machine learning algorithms related to audio and speech processing.
  • Experience with machine learning techniques such as deep neural nets (DNN, CNN, LSTM-RNN) and traditional statistical modeling/feature extraction techniques (GMM, HMM, NMF / spectrograms, MFCC, etc) for voice recognition and audio event classification.
  • Experience in development platforms such as Keras, Tensor Flow, PyTorch, and SensorRT Hands-on and theoretical background of signal processing techniques including adaptive filtering, filter banks, wavelet processing, speech analysis and synthesis, speech and audio coding.
  • Experience in one or more areas related to speech recognition, acoustic echo cancellation and noise reduction, speech enhancement, and speech/audio coding and compression.
  • Software development skills in C/C++, Python, and/or Matlab

Job Requirements

  • BS, MS or PhD in a relevant degree (CS/CE, EE, ME etc.)
  • Experience in deploying ML algorithms in GPU/CUDA based systems
  • Experience in system level end-to-end prototype design and characterization.
  • Knowledge of ambisonics and 3D rendering algorithm development.
  • Knowledge of acoustic design methods for speakers and microphones.
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