Welo DataVerified Source

Data Labeling Analyst - Simplified Chinese Speech AI

54K–58K
Onsite · San Francisco, California
Posted July 23, 2026
payroll

Overview

Detail-oriented analyst needed to build high-volume speech datasets. This role focuses on scaling accurate data labeling for AI systems. Candidates must own quality output at scale while maintaining strict consistency. The position offers competitive pay and opportunities to shape foundational AI infrastructure.

What You'll Do8

  • 1Execute high-volume data labeling and annotation tasks across speech and voice datasets
  • 2Follow detailed guidelines to ensure consistency accuracy and data integrity at scale
  • 3Work with audio and language data including transcription categorization and tagging
  • 4Maintain strong throughput while meeting quality expectations
  • 5Escalate unclear or ambiguous cases appropriately
  • 6Adapt to evolving guidelines and workflows as systems and requirements change
  • 7Support baseline data production needs for AI training pipelines
  • 8Contribute to team calibrations and quality alignment sessions

Requirements7

  • 1Native-level fluency in Simplified Chinese
  • 2Strong written communication skills and language fundamentals
  • 31 year of work experience in data labeling annotation or content-focused work
  • 4Ability to follow detailed instructions and apply guidelines consistently
  • 5High attention to detail and ability to maintain accuracy in repetitive tasks
  • 6Comfort working in structured process-driven environments
  • 7Basic familiarity with AI speech technology is a plus

Salary Insight

$54 - $58k per year

Location

Typeonsite
LocationSan Francisco, California

Required Skills

simplified chinesesparkairflowdata labelingannotation
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