Korean Speech Data Labeling Specialist (Onsite)

Welo Global

Sunnyvale (CA)

On-site

USD 36,000 - 39,000

Full time

14 days+

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Benefits offered by this job

Paid Vacation
Paid Holidays
Paid Sick Leave
Health Insurance
Health Savings Account
401(k)
Employee Assistance
Voluntary benefits
Free meals
Snacks & drinks
Commuter benefits
Campus features

Job summary

Welo Data is seeking detail-oriented Data Labeling Analysts to join our Bay Area team to support speech and voice AI systems. This is a high-impact, onsite production role working with audio, transcription, and language data to build accurate, well-structured datasets.

Candidates should have Korean language fluency, strong attention to detail, and either one year of labeling experience or a related degree. This role requires full-time, 40 hours per week, with $26–$28 per hour on a W2 basis.

Qualifications

  • Native-level fluency in Korean.
  • 1 year of work experience in data labeling, annotation, or content-focused work; or a Bachelor's degree or equivalent in a related field.
  • Ability to follow detailed instructions and apply guidelines consistently.
  • High attention to detail and accuracy in repetitive tasks.
  • Comfort working in structured, process-driven environments.
  • Ability to manage time effectively and maintain steady output.
  • Willingness to ask questions and escalate when needed.
  • Basic familiarity with AI, speech technology, or language data is a plus.

Responsibilities

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

Skills

Korean fluency
Attention to detail
Strong written communication
1 year labeling experience

Education

Bachelor's degree or equivalent

Job description

Welo Data is seeking detail-oriented Data Labeling Analysts to join our Bay Area team to support speech and voice AI systems. This is a high-impact, onsite production role working with audio, transcription, and language data to build accurate, well-structured datasets.

Candidates should have Korean language fluency, strong attention to detail, and either one year of labeling experience or a related degree. This role requires full-time, 40 hours per week, with $26–$28 per hour on a W2 basis.

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