Spanish (Mexico) Speech & Voice AI Labeling Analyst

Welocalize, Inc.; Redmond; On-site; AUD 47,000 - 63,000; Full time

Benefits offered by this job

Paid vacation

Paid holidays

Health insurance

401(k)

Employee assistance program

Job summary

Welo Data is seeking detail-oriented Data Labeling Analysts to support speech and voice AI systems. This 100% onsite role focuses on building datasets with high accuracy, working with audio and language data to ensure well-structured inputs.

The position emphasizes execution with strong judgment, attention to detail, and consistency across repetitive tasks. If you are dependable and take pride in producing quality work, consider joining our team.

Qualifications

• Native-level fluency in Spanish (Mexico).
• 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.

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

Spanish (Mexico)

Written communication

Attention to detail

Education

Bachelor's degree or equivalent in related field

Job description

Welo Data is seeking detail-oriented Data Labeling Analysts to support speech and voice AI systems. This 100% onsite role focuses on building datasets with high accuracy, working with audio and language data to ensure well-structured inputs.

The position emphasizes execution with strong judgment, attention to detail, and consistency across repetitive tasks. If you are dependable and take pride in producing quality work, consider joining our team.