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Speech AI Data Scientist

Speech AI Data Scientist

iBangalore
19 days ago
Job description

Position : Speech Data Scientist

Experience Level : 3-6 years

Location : Bangalore, India

Key Responsibilities :

Core Development & Implementation :

  • Design and implement end-to-end speech analytics pipelines for production environments
  • Develop ASR engines using state-of-the-art frameworks (Wav2vec, Whisper, Deep Speech) with PyTorch or TensorFlow
  • Build and optimize speaker diarization, language identification (LID), and text post-processing systems
  • Focus on multilingual audio processing capabilities
  • Lead data selection strategies for domain adaptation and model optimization

Model Development & Enhancement :

  • Develop and analyze objective measures for speech quality evaluation and enhancement
  • Implement speaker-conditioned personalization techniques for improved ASR accuracy in noisy environments
  • Optimize on-device ASR models with emphasis in multilanguage scenarios
  • Guide teams on best practices for model accuracy improvement and performance optimization

    • Research & Innovation :

  • Conduct research on advanced speech processing techniques including neural speech enhancement
  • Develop novel approaches for complex audio scenarios and multi-speaker environments
  • Contribute to patent applications and research publications in speech technology
  • Stay current with latest developments in transformer models, attention mechanisms, and foundation models

    • Technical Integration & Deployment :

  • Design integration architectures for speech-to-text services and supporting technologies
  • Implement MLOps processes and CI / CD pipelines for speech models
  • Deploy and scale speech solutions on cloud platforms (AWS, GCP)
  • Develop production-ready applications using Python, C++, and Java

    • Required Qualifications :

    Educational Background :

  • Ph.D / M.S. / M.Tech in relevant field (Computer Science / Signal Processing) preferred
  • B.Tech / B.E in ECE, CSE, or related technical field

    • Technical Expertise :

    Core Speech Processing :

  • 3-6 years of hands-on experience in speech recognition and processing
  • Deep understanding of classical methodologies : HMMs, GMMs, ANNs, Language modeling
  • Expertise in modern deep learning techniques : CNNs, RNNs, LSTMs, CTC, Attention mechanisms
  • Strong background in digital signal processing and audio analysis

    • Machine Learning & Deep Learning :

  • Proficiency with PyTorch and TensorFlow frameworks
  • Experience with transformer models (BERT, Wav2vec 2.0, Wisper)
  • Knowledge of end-to-end ASR implementation and optimization
  • Understanding of foundation models and transfer learning approaches

    • Programming & Tools :

  • Strong Python programming skills with ML / DL libraries (numpy, pandas, scikit-learn)
  • Experience with C++ and Java for production implementations
  • Proficiency in bash scripting and automation
  • Familiarity with version control (Git) and collaborative development

    • Cloud & Deployment :

  • Hands-on experience with cloud platforms (AWS, GCP)
  • Knowledge of containerization (Docker, Kubernetes)
  • Experience with MLOps tools and CI / CD pipelines
  • Understanding of model serving and scalability considerations

    • Preferred Qualifications :

    Advanced Experience :

  • Experience with multilingual and code-switched speech processing
  • Knowledge of speaker verification, diarization, and voice biometrics
  • Familiarity with speech synthesis and voice conversion techniques
  • Experience with edge computing and on-device model optimization

    • Research & Publications :

  • Published research in speech processing conferences or journals
  • Patent applications in speech technology domain
  • Active participation in speech technology communities

    • Specialized Skills :

  • Experience with Indian languages and accent adaptation
  • Knowledge of noise robustness and speech enhancement techniques
  • Understanding of confidence scoring and uncertainty quantification
  • Experience with real-time speech processing systems

    • What We Offer :

  • Opportunity to work on cutting-edge speech AI technology & patented speech insight products
  • Collaborative environment with experienced speech technology experts
  • Chance to contribute to products impacting millions of users
  • Professional development and conference participation opportunities
  • Competitive compensation and benefits package

    • (ref : hirist.tech)

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