Data Labeling Associate — Spanish, Human-in-the-Loop AI

Job overview

The Data Labeling Associate — Spanish, Human-in-the-Loop AI role is onsite in Redmond, WA; pay is $34 per hour. The posting describes Welocalize as a global language-services provider that also delivers training-data transformation solutions for machine learning. The associate evaluates AI model outputs and contributes structured human judgment to improve model quality and evaluation frameworks. The work includes identifying patterns and failure modes, applying and refining guidelines, and communicating findings to teammates and stakeholders.

What you'll do

• Evaluate AI model outputs and provide structured feedback
• conduct audit-based reviews of data and model behavior
• identify patterns, edge cases, and failure modes
• flag guidelines that do not reflect real-world scenarios
• contribute to evaluation frameworks
• communicate performance trends
• participate in team discussions and calibrations
• document findings clearly.

What we're looking for

Skills & competencies

data labeling associate

spanish

human-in-the-loop ai

ai model evaluation

redmond wa

onsite

$34/hour

native-level spanish

b2+ english

university degree required

40 hours per week

no visa sponsorship

Work arrangement

• Weekend coverage required

Benefits & perks

• Six paid vacation days
• two paid company holidays
• paid sick leave
• medical, dental, and vision insurance subject to eligibility
• HSA
• 401(k)
• employee assistance program
• voluntary benefits
• meals, snacks, and commuter benefits.

Why this role

Native-level Spanish and B2-or-higher English required; university degree required; 100% onsite with no remote work; no visa sponsorship.

About the employer

Welo Data is hiring for this role. Industry: Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services. Sector: 51.