Welocalize

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Published 28 Mar 2026

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Spain

35 - 35 USD Hourly

Remote

Freelancer

Role Highlights

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- S3
- AI
- Data Collection
- Prompt Engineering
- Video Classification
- UX
- DataSets
- LLMs
- RLHF
- Audio
- Search
- QA
- Music
- Database
- Google Analytics

Tools, Libraries and Frameworks

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- ADS

Description
Required Qualifications and Skills
Native-level proficiency in Spanish (Spain) is required, with a strong command of grammar, fluency, and regional usage. Professional experience in localization QA, translation/revision, linguistic tasks, or data annotation for AI/ML systems is preferred. Strong analytical skills and the ability to follow structured guidelines and make consistent decisions are necessary. Fluency in English is needed to understand instructions and communicate basic reasoning. A strong attention to detail and the ability to maintain consistency across tasks are essential.



Familiarity with digital content platforms is a plus.

Disclaimer: Job and company description information and some of the data fields may have been generated via GPT-4 summarisation and could contain inaccuracies. The full external job listing link should always be relied on for authoritative information.

For over 25 years, Welocalize has helped some of the world's largest organizations improve customer engagement through the power of localized content. Since our founding in 1997, we've been a leader in applying innovative technology and adopting AI to deliver the highest quality translations quickly, efficiently, and at scale. Our proven track record showcases tangible business outcomes, including higher marketing conversion rates, regulatory compliance, increased customer satisfaction and retention, intellectual property protection, higher adoption rates, and improved data with enhanced models.At the heart of our innov

📌 Delta Crateris (España)
🏢 Towards AI
📍 España