About the Role
We are looking for detail-oriented Quality Control (QC) Specialist to support an AI data annotation project. In this role, you will review the work submitted by Trainers — pre-seeded questions paired with images and their corresponding "golden" answers — to confirm accuracy, consistency, and adherence to project guidelines.
This is a task-based, remote-friendly opportunity ideal for individuals who are highly meticulous, observant, and skilled at spotting errors or inconsistencies that others may miss.
What You'll Do
Review completed tasks submitted by Trainers, including the original question, the image, and the golden answer provided
Independently verify whether the golden answer is correct based on the image
Identify and flag incorrect, incomplete, ambiguous, or inconsistent answers
Provide clear, constructive feedback or corrections to help maintain overall data quality
Track recurring error patterns and report them to the project team
Ensure Trainer output meets the project's quality bar before final sign-off
Escalate unclear cases (e.g., illegible images, ambiguous questions) to the project team for resolution
What We're Looking For
Native/Strong proficiency at Spanish
Bachelor's degree required
Excellent attention to detail and a strong quality mindset
Good visual observation and reading comprehension skills
Ability to apply guidelines/rubrics consistently and objectively
Strong written English communication skills, especially for giving feedback
Prior experience in quality assurance, quality control, editing, proofreading, or data review is a plus
Reliable access to a computer and internet connection
Work Format & Compensation
Work Type: freelance, remote
Hours/Schedule: 10 hours per week
Compensation: $39.6/hr
Duration: Long-term
Why Join Welo Data?
✨ Limitless Flexibility
Project-based opportunities that fit your availability. Choose when and how much you want to contribute—fully remote, with complete autonomy.
Limitless Growth
Optional access to AI and Large Language Model workshops designed specifically for professionals like you. No coding required—just your expertise.
Limitless Support
Be part of a global contributor community with responsive guidance and support.
Real Impact
Apply your expertise in the Legal field to influence the AI systems shaping the future of your industry—while collaborating with data professionals and expanding your skills.
How to Apply?
Apply now by answering a few quick questions to join our database and become part of our growing community.
About Welo Data
Welo Data, part of Welocalize, is a global AI data company with 500,000+ contributors delivering high-quality, ethical data to train the world’s most advanced AI systems. We’re building smarter, more human AI with a diverse community in 100+ countries.
At Welo Data, Limitless AI. Limitless You. isn’t just a slogan—it’s our promise. We build smarter AI through the power of human contribution, offering limitless opportunities for our global community to grow, contribute, and work on their terms.
Welo Global, through its Welo Data brand, is a multilingual data and evaluation partner for foundation labs and enterprises deploying GenAI systems globally. The company delivers human judgment, data infrastructure, and evaluation systems that ensure AI models perform reliably across languages, cultures, and real-world contexts at every stage from training through deployment. With a global network of 500,000+ vetted experts spanning 300+ languages and locales, Welo Data enables high-quality multilingual data creation and structured model evaluation across modern AI applications including large language models, voice and speech systems, agentic workflows, and robotics. The company addresses critical AI development challenges including safety, bias, inclusivity, and cross-lingual reliability through specialized program and quality expertise, supported by NIMO™, their proprietary identity and fraud-prevention framework.
