Welo Data is an award-winning localization and data transformation company. We run one of the world’s largest Ads Rating Programs and we want you to join!
As an Ads Quality Rater, you will review and grade internet advertisements to help shape how ads are delivered to the end users. In other words, you’ll tell the AI program how good or bad its advertisement suggestions are based on the user’s keywords.
You will review ads in both English and Catalan
This role is great for people who:
- Surf the internet daily
- Use major search engines frequently
- Know what people want based on a few keywords
- Enjoy researching topics online
- Want a flexible and fun side job
Project Details
Job Title: Ads Quality Rater Catalan (Spain)
Pay Rate: Based on tasks (approximately $10.9 per hour)
Location: Remote/work from home - must be based in Spain
Hours: Set your schedule based on the following – Minimum commitment is 5 hours per week. You can choose to work up to 20 hours per week.
Start Date: ASAP
Employment Type: Independent Contractor/Freelance/Self-Employed
Project Duration: Long-term
Note:
- Even though the position is WFH, you must reside in the country that is noted in this description. This will be automatically checked during the hiring process.
Recruitment Process
- There is no formal interview for this job! No phone calls, no waiting, and no wasting time wondering whether you got the job or not.
- Instead, you will be guided through a self-paced and automated recruitment process.
IMPORTANT NOTE: Welo Data uses numerous identity checks to ensure that everyone who makes the team is real, qualified, and ready to work. To avoid any misunderstandings, do not use IP masking programs (such as VPNs).

With 27+ years of experience, Welo Data is the human-centered infrastructure for globally effective AI. We fuel AI/ML and GenAI innovation through scalable, high-precision training data and multilingual expertise. Our network of 500,000+ expert evaluators and domain specialists across 105 countries ensures diverse and reliable AI solutions.
Welo Data, a Welo Global brand, delivers a comprehensive spectrum of AI data services—including data annotation and labeling, LLM enhancement, data collection and generation, and relevance and intent assessment.
With 14 secure facilities globally, 7 ISO certifications, and 24/7/365 support, we consistently deliver quality measures across scaled programs and complex, emerging projects.
Leading technology innovators, including Google, Spotify, Amazon, Workday, Squarespace, and Dropbox, trust Welo Data. Our enterprise-grade solutions empower organizations to unlock the full potential of their data and AI initiatives while maintaining the highest standards of quality and ethical responsibility.
By joining Welo Data, you will obtain:
- Limitless FLEXIBILITY: Work on projects at the times that work best for you, with clear guidelines and transparent pay.
- Limitless GROWTH: Access to optional learning resources and guidance to expand your skills with each project you complete.
- Limitless SUPPORT: Connect with a global community and receive responsive assistance whenever you have questions.
Welo Data is redefining how AI learns and how people thrive in shaping it.
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Limitless AI. Limitless You.