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Machine Learning Researcher Engineer (NYC)

BoldVoice· Engineering / Machine Learning
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New York City, NY$150k - $300kFull-timePosted 2mo ago

About the role

Machine Learning Engineer / Researcher role at BoldVoice focused on developing and deploying ML models for AI coaching, pronunciation feedback, and accent detection, with emphasis on production-ready pipelines and real-time/batch inference for a speech/audio AI product.

Responsibilities

  • Designing, training, and fine-tuning machine learning models for AI coaching, pronunciation feedback, and accent detection (including LLMs, speech models like Wav2We2.0, and multimodal speech-to-speech models)
  • Deploying models into production environments for real-time and batch inference
  • Building reusable data preprocessing pipelines for audio and text data
  • Setting up automated evaluation systems to monitor model performance
  • Optimizing training workflows to reduce time-to-deployment

Qualifications

  • At least 5 years of experience working on machine learning models in production environments (Speech, NLP, and/or Vision)
  • Experience in Automatic Speech Recognition (ASR) and knowledge of phonetics and accents is a plus
  • Proficiency in Python and frameworks like TensorFlow, PyTorch (or similar)
  • Up to date with latest developments in using LLM tools (e.g., Claude Code, Cursor, Codex) for rapid prototyping and shipping code

Skills

Required:PythonTensorFlowTorch/PyTorch

Benefits

  • Salary and generous stock options
  • Fully paid health/vision/dental insurance and 401K program
  • In-person office in downtown Manhattan, NYC with relocation assistance if needed
  • Access to exclusive startup events, conferences and networks
Last updated Oct 14, 2026. Interested? Apply on the company site.
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About BoldVoice

Speech and accent coaching app for non-native English speakers

BoldVoice helps non-native English speakers to speak clearly and confidently. We combine bite-sized video lessons from Hollywood accent coaches with instant pronunciation feedback from AI, to create an effective and engaging learning experience.

educationspeech-recognition
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