Croatian Data Labeling Specialist for AI Training (Onsite)

Welo Data; California (MO); On-site; USD 35,817 - 38,572; Full time

Benefits offered by this job

Paid Sick Time & Paid Holiday

Medical, Dental, and Vision Insurance

Free breakfast, lunch, and dinner

401(k) Retirement Plan

Job summary

Welo Data is seeking a Data Labeling Analyst in California to support speech and voice AI systems. This full-time role involves executing data labeling and annotation tasks, ensuring accuracy and consistency while working with audio and language data. Candidates must have professional-level fluency in Croatian, strong attention to detail, and 1–2 years of relevant experience. The position is 100% onsite, with no remote work available. Benefits include medical insurance, paid holidays, and 401(k) retirement plan.

Qualifications

• 1–2 years of experience in data labeling, annotation, or content-focused work.
• Comfort working in structured, process-driven environments.
• 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.

Skills

Professional-level fluency in Croatian

Strong written communication skills

High attention to detail

Ability to follow detailed instructions

Experience in data labeling or annotation

Job description

Welo Data is seeking a Data Labeling Analyst in California to support speech and voice AI systems. This full-time role involves executing data labeling and annotation tasks, ensuring accuracy and consistency while working with audio and language data. Candidates must have professional-level fluency in Croatian, strong attention to detail, and 1–2 years of relevant experience. The position is 100% onsite, with no remote work available. Benefits include medical insurance, paid holidays, and 401(k) retirement plan.