ASR & WER SPECIALIST (3 MONTH CONTRACTUAL)
Mindtel · India
MI

ASR & WER SPECIALIST (3 MONTH CONTRACTUAL)

Mindtel · Education
Posted 09.10.2026
Salary INR700,000 - 1,000,000
LocationIndia
Workplace N/A, Remote
Contract Contract · FlexTime
datasets models python language modeling languages speech speech recognition acoustic modeling multilingual OCaml PyTorch Python Iteration A / B testing

About the Opportunity

A fast-moving AI and speech technology startup operating at the intersection of conversational AI, voice analytics, and multilingual ASR systems, we're building next-gen speech recognition models that serve global enterprises and telecom partners across India and emerging markets. Our team is mission-driven to reduce WER (Word Error Rate) by 30%+ through continuous data curation, acoustic modeling, and fine-tuning --- all while scaling to support 20+ Indian languages.

Role \& Responsibilities

  • Diagnose, analyze and reduce WER across ASR outputs for 10+ Indian languages using error pattern mapping and linguistic tagging.
  • Curate, clean, and annotate speech datasets to improve model accuracy --- focusing on domain-specific, noisy, or low-resource environments.
  • Run controlled A/B tests on acoustic and language models to measure impact of data changes on WER scores.
  • Collaborate with ML Engineers to implement fine-tuning strategies for Whisper, Wav2Vec2, or custom transformer-based ASR models.
  • Generate detailed WER dashboards and root-cause reports to guide model iteration cycles and prioritize data gaps.
  • Document error taxonomies and speech variability patterns (accents, code-switching, background noise) for model training teams.

Skills \& Qualifications

  • Must-Have
  • Python
  • ASR Systems
  • WER Analysis
  • Speech Annotation Tools
  • Whisper
  • Wav2Vec2
  • Acoustic Modeling
  • Language Modeling
  • Preferred
  • Indic Language Phonetics
  • PyTorch
  • Speech Recognition Evaluation Metrics

Benefits \& Culture Highlights

  • Flexible remote work with asynchronous collaboration across time zones.
  • High-impact role with direct influence on model performance and product quality.
  • Opportunity to work with cutting-edge multilingual ASR models and real-world speech datasets.

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