Spanish Speech Data Labeling Specialist (Onsite)

First Roles; San Francisco (CA); On-site; USD 32,000 - 45,000; Full time

Benefits offered by this job

Medical, Dental, Vision Insurance

Health Savings Account

401(k) Retirement Plan

Paid Vacation

Paid Holidays

Paid Sick Leave

Employee Assistance Program

Onsite meals/Facilities

Job summary

Welo Data is seeking a Data Labeling Analyst to support speech and voice AI projects, focusing on Spanish-language data. This onsite role requires strong attention to detail, ability to follow guidelines, and reliable throughput across high-volume labeling tasks.

The position offers full-time employment in a structured environment with comprehensive benefits. Ideal candidates will have native Spanish, good written skills, and a background in data labeling or related content work.

Qualifications

• Spanish fluency at native level.
• Experience with data labeling, annotation, or content work (1 year or degree equivalent).
• Ability to follow detailed instructions and apply guidelines consistently.
• Strong attention to detail and accuracy in repetitive tasks.

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 fluency

Attention to detail

Follow detailed instructions

Time management

Structured environment

Written communication

Data labeling experience

Education

Bachelor’s degree or equivalent in related field

Job description

Welo Data is seeking a Data Labeling Analyst to support speech and voice AI projects, focusing on Spanish-language data. This onsite role requires strong attention to detail, ability to follow guidelines, and reliable throughput across high-volume labeling tasks.

The position offers full-time employment in a structured environment with comprehensive benefits. Ideal candidates will have native Spanish, good written skills, and a background in data labeling or related content work.