Onsite Data Labeling Pro for Speech & Voice AI

Welo Global; Sunnyvale (CA); On-site; USD 52,000 - 58,000; Full time

Benefits offered by this job

Paid Sick Time & Paid Holiday (combined): 15 days

Medical, Dental, and Vision Insurance

Free breakfast, lunch, and dinner

Commuter benefits, including shuttles and bike-to-work options

Job summary

Welo Global is seeking a Data Labeling Analyst in Sunnyvale, California. This full-time, onsite role focuses on executing data labeling tasks for speech and voice AI systems. Candidates should have strong attention to detail and fluency in Portuguese. Benefits include paid sick time, medical insurance, and onsite meals. The position offers insights into AI operations and the opportunity to work on real-world AI datasets.

Qualifications

• 1–2 years of experience in data labeling, annotation, or content-focused work.
• Ability to follow detailed instructions and apply guidelines consistently.
• Comfort working in structured, process-driven environments.

Responsibilities

• Execute high-volume data labeling and annotation tasks across speech datasets.
• Maintain strong throughput while meeting quality expectations.
• Contribute to team calibrations and quality alignment sessions.

Skills

Native-level fluency in Portuguese (Portugal)

Strong written communication skills

High attention to detail

Ability to manage time effectively

Job description

Welo Global is seeking a Data Labeling Analyst in Sunnyvale, California. This full-time, onsite role focuses on executing data labeling tasks for speech and voice AI systems. Candidates should have strong attention to detail and fluency in Portuguese. Benefits include paid sick time, medical insurance, and onsite meals. The position offers insights into AI operations and the opportunity to work on real-world AI datasets.