Delta Crateris - AI Content Evaluator - Spanish (Spain)

Towards AI, Inc.; España; A distancia; EUR 34.951 - 49.779; Jornada completa

Descripción de la vacante

Welocalize is seeking a remote freelance role in Spain to support localization QA, data annotation, and AI training data tasks. You will work with Spanish-language content, following structured guidelines to ensure high-quality translations and data labeling.

Ideal candidates have native Spanish (Spain) proficiency, English ability to understand instructions, and comfort with diverse content types such as video, audio, and datasets. This opportunity offers remote, international collaboration.

Formación

• Native-level proficiency in Spanish (Spain) required with strong grammar and regional usage.
• Professional experience in localization QA or data annotation for AI/ML systems preferred.
• Fluency in English is required to understand instructions and communicate basic reasoning.

Conocimientos

Spanish (Spain)

English fluency

Attention to detail

Analytical skills

Herramientas

ADS

Descripción del empleo

Welocalize

Published 28 Mar 2026

Share this job

Spain

35 - 35 USD Hourly

Remote

Freelancer

Role Highlights

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

Tools, Libraries and Frameworks

• 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 innovation is OPAL, our advanced Service Delivery Platform, ensuring every translation is fast, effortless, and impeccably accurate. This technology, combined with our extensive network of over 250,000 linguistic experts in more than 250 languages, allows us to deliver multilingual content transformation services that are unmatched in quality and relevance.Our global team of industry specialists is dedicated to enabling your teams to achieve global business outcomes. From translation and localization to NLP-enabled machine learning training data, and data annotation, we blend cutting‑edge technology with human insight across every project.