Translation Validator | Spanish (Spain)
About the role
About the Role
Welo Data is seeking experienced linguists to support a synthetic data generation program for a leading technology client. In this role, you will perform A/B preference testing of machine-generated translations from English into Spanish, helping to evaluate and improve the quality of AI-generated content.
As a Translation Validator, you will independently review an English source document alongside two machine-generated translations (Variant A and Variant B), select the preferred translation, and provide a written justification for your choice. Each sample is reviewed by three independent validators working in a blind process.
Project Details
- Job Title: Translation Validation - Spanish (Spain)
- Location: Remote (Spain)
- Commitment: 2 weeks
- Employment Type: Freelance Contract
- Pay Rate: $ 14.30 /hour
What You’ll Do
- Review English source documents alongside two machine-generated Spanish (Spain) translations.
- Evaluate both variants based on accuracy, fluency, and overall translation quality.
- Select the preferred translation and provide a clear written justification for your assessment.
- Review audio files and their corresponding transcriptions, evaluating accuracy, completeness, and overall quality.
- Assess both transcription quality and audio quality according to project guidelines.
- Complete assigned samples independently and within established timelines.
- Adhere strictly to project and client guidelines
Requirements
- Native-level fluency in Spanish (Spain) (written and spoken) .
- Strong written communication skills in the target language.
- Proficiency in English.
- Background in linguistics, translation, or language quality assessment preferred.
- Ability to work independently with high attention to detail and consistency.
- Familiarity with Romanized script conventions for the relevant language is a plus (for transliteration tasks).
✨ 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.
Where you can work
This role is 100% remote, for applicants located in Spain.
From Welo Data's job posting, checked Oct 18, 2026.
The application
Just your details and CV.
From Welo Data's apply page, checked Oct 9, 2026.
About Welo Data
Welocalize's AI-data community: annotation, evaluation, red-teaming, and multilingual work.
How it pays: Tasks go on purchase orders, by default one a week, that you invoice in Workday; Welo Data invoices are paid 14 days after receipt, into Hyperwallet. US raters are part-time W-2 employees (Welocalize talent help center, Payment Terms).
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