Onsite Speech & Voice AI Data Labeling Pro

Welo Global; Sunnyvale (CA); On-site; USD 49,000 - 67,000; Full time

Benefits offered by this job

Paid Vacation: 6 days

Paid Holidays: 2 days

Medical, Dental, Vision Insurance

Health Savings Account

401(k) Retirement Plan

Employee Assistance Program

Voluntary benefits (life, accident,…)

Free meals and commuter benefits at on

Campus facilities vary by location

Job summary

Welocalize is seeking Data Labeling Analysts to support speech and voice AI projects in a 100% onsite capacity across multiple US cities. You will label audio data, follow strict guidelines, and contribute to AI training data with strong attention to detail.

The role requires reliability, ability to work in structured environments, and effective time management. Candidates must be located in or able to commute to target cities and have 1 year of experience or a related degree.

Qualifications

• 1 year of work experience in data labeling or related field, or a Bachelor's degree.
• Ability to follow detailed instructions and apply guidelines consistently.
• High attention to detail and accuracy in repetitive tasks.
• Strong writing and language fundamentals.
• Comfort working in structured, process-driven environments.
• 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

Spanish fluency (Spain)

Written communication

Data labeling experience

Attention to detail

Instruction following

Process-driven

Time management

Ask questions when needed

AI/speech data familiarity

Education

Bachelor's degree or equivalent

Job description

Welocalize is seeking Data Labeling Analysts to support speech and voice AI projects in a 100% onsite capacity across multiple US cities. You will label audio data, follow strict guidelines, and contribute to AI training data with strong attention to detail.

The role requires reliability, ability to work in structured environments, and effective time management. Candidates must be located in or able to commute to target cities and have 1 year of experience or a related degree.