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Mindtel

Posted 15 Sep 2026

Speech & Audio AI Specialist (International BPO)

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Employment
Full time
Posted
15 Sep 2026

About the role

About the Opportunity
A fast-scaling AI innovations firm in the Speech & Voice Technology sector, we build and validate next-gen voice AI systems that power intelligent assistants, call-center automation, and multilingual speech recognition for global enterprises. Our team ensures voice models understand accents, intonations, and edge-case utterances across Indian and global languages—delivering human-grade accuracy at scale for mission-critical applications. Role & Responsibilities

  • Evaluate speech recognition, speaker verification, and voice synthesis models using structured rubrics across noise conditions, accents, and domains.
  • Annotate, transcribe, and flag audio samples for model training, focusing on phonetic accuracy, intent detection, and emotional tone.
  • Collaborate with AI engineers to triage model failures, surface bias patterns, and recommend data augmentations for low-performing utterances.
  • Perform comparative testing of voice AI outputs across vendors or model versions, documenting performance deltas in standardized dashboards.
  • Maintain quality control benchmarks and contribute to continuous improvement of evaluation protocols for voice AI systems.
  • Support internationalization efforts by testing multi-accent and code-switching capabilities in Indian and global language pairs.

Skills & Qualifications
Must-Have

  • Speech transcription
  • Audio annotation tools
  • Phonetic transcription
  • Accent evaluation
  • Speech recognition metrics (WER, CER)
  • Quality assurance for AI models
  • Microsoft Excel
  • Google Forms

Preferred

  • Experience with Praat or Audacity
  • Knowledge of IPA (International Phonetic Alphabet)
  • Background in linguistics or phonetics

Benefits & Culture Highlights

  • Work with cutting-edge voice AI models deployed across Fortune 500 call centers and consumer devices.
  • On-site collaborative environment with weekly syncs, tech talks, and hands-on access to speech pipelines.
  • Impact-driven role where your evaluations directly improve model accuracy for millions of users.

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