Voice AI Data Labeling Specialist

Welo Global; Sunnyvale (CA); On-site; USD 36,000 - 39,000; Full time

Benefits offered by this job

Paid vacation

Holiday pay

Sick leave

Health insurance

HSA

401(k)

Employee assistance

Voluntary benefits

Job summary

Welocalize is seeking Data Labeling Analysts for onsite roles in the Bay Area, with opportunities to contribute to speech and language AI datasets. The position emphasizes high-volume labeling, adherence to guidelines, and precise transcription and tagging of audio data.

Ideal candidates will have native Japanese skills, strong written communication, and a track record of maintaining accuracy in repetitive tasks.

Qualifications

• Native-level fluency in Japanese.
• Strong written communication skills and language fundamentals.
• 1 year of work experience in data labeling, annotation, or content-focused work; or a Bachelor's degree or equivalent academic qualification in a related field.
• Ability to follow detailed instructions and apply guidelines consistently.
• High attention to detail and ability to maintain 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 elevate 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

Japanese fluency

Strong written communication

Attention to detail

Reliability & consistency

Education

Bachelor's degree or equivalent in related field

Job description

Welocalize is seeking Data Labeling Analysts for onsite roles in the Bay Area, with opportunities to contribute to speech and language AI datasets. The position emphasizes high-volume labeling, adherence to guidelines, and precise transcription and tagging of audio data.

Ideal candidates will have native Japanese skills, strong written communication, and a track record of maintaining accuracy in repetitive tasks.