Expert Rater (Spanish) | Remote (Spain) | $19.55/hour

Spain

Mandatory
Spanish
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DESCRIPTION
We're Hiring: Expert Rater (Spanish) | Remote (Spain) | $19.55/hour

???? Join Welo Data and help improve the quality of AI-powered advertising systems!

We're looking for experienced Spanish-speaking Expert Raters based in Spain to support AI data quality by coaching raters, reviewing annotations, and ensuring high-quality evaluation standards.

???? Position Details
  • Job Title: Expert Rater
  • Language: Spanish
  • Location: Remote (Spain)
  • Employment Type: Freelance
  • Hourly Rate: $19.55/hour
  • Schedule: 30 hours/week (potential to increase to 40 hours/week)
  • Project Duration: 1 Month
  • Start Date: 27th July
  • Potential: Opportunity for full-time employment based on performance and project needs
???? What You'll Do
  • Support and mentor AI Raters to improve rating quality and consistency.
  • Review annotations and create high-quality gold-standard datasets.
  • Conduct Tier 2 quality reviews and identify improvement opportunities.
  • Analyze data trends and KPIs to support data-driven decisions.
  • Collaborate with clients and internal teams to meet quality expectations.
  • Prepare clear client communications, feedback, and documentation.
  • Participate in AI research and quality improvement initiatives.
✅ Requirements
  • Native or fluent Spanish.
  • English proficiency (B2 or higher).
  • 1+ year of rating, annotation, or AI evaluation experience.
  • Experience with data labeling, content evaluation, or quality assurance.
  • Intermediate knowledge of Google Workspace.
  • Strong analytical, communication, research, and coaching skills.
  • Understanding of Spanish and U.S. cultural and societal norms is an advantage.
⭐ Bonus Qualifications
Background in Social Sciences, Linguistics, Psychology, Education, or Quality Assurance.
Experience mentoring teams or conducting quality reviews.
???? What We Offer

✔ $19.55/hour
✔ Fully Remote (Work from Anywhere in Spain)
✔ Flexible Freelance Opportunity
✔ Potential Full-Time Opportunity
✔ Work on cutting-edge AI projects with a global team
SKILLS
Native or fluent Spanish.
English proficiency (B2 or higher).
1+ year of rating
annotation

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