Audio Signal Processing Specialist

4 days ago


Delhi, Delhi, India Griphic Full time
Role Overview

Griphic is a cutting-edge tech company specializing in AI-driven interviews. We are seeking an Audio Signal Processing Specialist to join our dynamic Cerebrus team and contribute to the development of innovative Speech-to-Text (STT) models.

Key Responsibilities:
  • Fine-tune and optimize STT models for improved accuracy in noisy and diverse conditions.
  • Curate and pre-process datasets with various languages, accents, and noise types.
  • Implement data augmentation techniques to enhance model robustness.
  • Evaluate model performance using metrics like Word Error Rate (WER).
  • Tune hyperparameters to improve model efficiency and performance.
  • Collaborate with data scientists and engineers to integrate STT models into real-time applications.
Required Skills:
  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
  • Experience with Speech-to-Text models (e.g., DeepSpeech, Wav2Vec, Kaldi).
  • Strong proficiency in deep learning frameworks (TensorFlow, PyTorch).
  • Expertise in speech recognition, feature extraction (e.g., MFCC, spectrograms), and transfer learning.
  • Proficiency in Python and libraries like Librosa, NumPy, and SciPy.
  • Experience with cloud platforms for model deployment.


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