Data Operations

Lead ML Data Annotator — Speech & Dialectical AI

Data Operations · Data Operations & QA · India · Delhi NCR / Remote (India) · Remote · Full-time · Lead (3+ yrs) · ₹14,00,000 – ₹20,00,000 + Bonus

Direct phonetic segmentation, multilingual audio alignment, and multi-speaker conversational tagging across foundational speech recognition datasets.

Responsibilities

  • Curate audio datasets across major regional dialects with millisecond-level word timestamp alignment
  • Supervise acoustic QA audits to filter background noise, reverberation, and phonetic ambiguity
  • Develop benchmarking guidelines for multilingual LLM voice agents and speech-to-text models

Requirements

  • Experience in audio labeling, phonetic annotation, or linguistics
  • Familiarity with Praat, Audacity, or specialized acoustic annotation software
  • Fluency in English and one or more regional Indian languages

Perks

  • Key role in shaping multilingual voice foundation models
  • Remote-first schedule with flexible working hours
  • Annual performance bonus and health coverage

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