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AI Data Quality Specialist - English (Philippines)

Welo Global

Role overview

Qualifications

  • Advanced English proficiency (reading and writing) with professional-level fluency.
  • Strong comprehension and articulation skills.
  • Previous experience in data annotation, AI training, or related projects.
  • Exceptional attention to detail and accuracy.

Responsibilities

  • Review and label content for sentiment, factual accuracy, and reasoning issues.
  • Evaluate model outputs across quality dimensions using scoring frameworks.
  • Validate automated assessments and identify discrepancies or errors.

Key facts

Hard skills

Annotation Processing Sentiment Analysis Large Language Modeling Evaluation Strategy

Other skills

  • Analytical Thinking
  • Detail Oriented
  • Critical Thinking
  • Communication
  • Decision Making

About the company

Welo Global logo

Welo Global

Translation & Localization

Welo Global is a leader in multilingual AI, technology, and content solutions serving over 2,000 clients in 300 languages. The company combines globally scaled multilingual infrastructure, including a network of over 500,000 linguists and domain experts, with advanced NLP, computational linguistics, and best-in-class compliance backed by seven ISO certifications. Welo Global’s five brands—Welocalize (multilingual content and localization solutions for localization and technology teams), Adapt (multilingual performance-led digital marketing agency), Park IP (patent translation, foreign filing, and legal solutions for law firms and corporate legal teams), Welo Life Sciences (multilingual content solutions for drug and medical device development for pharmaceutical, clinical contract research, and medical device organizations), and Welo Data (multilingual data generation, evaluation, and human data infrastructure for AI systems)—serve distinct customer segments with purpose-built expertise, fit-for-purpose solutions, and supporting technology. weloglobal.com

Company details

IndustryTranslation & Localization
Company size1001 - 5000

Links

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Job description

Contract Type: Freelance
Language: English (Philippines)
 
About the Role 
We are seeking a detail-oriented AI Data Quality & Annotation Specialist to help develop and evaluate large language models (LLMs). Your role will involve reviewing English language content to assess sentiment accuracy, factual consistency, and reasoning quality using structured guidelines. This position is ideal for individuals with sharp analytical skills, attention to detail, and the ability to consistently apply labeling standards. 
 
What You Will Do: 
- Review and label content for sentiment, factual accuracy, and reasoning issues. 
- Evaluate model outputs across quality dimensions using scoring frameworks. 
- Validate automated assessments and identify discrepancies or errors.

Requirements:
  • Advanced English proficiency (reading and writing) with professional-level fluency.
  • Strong comprehension and articulation skills, with the ability to provide clear and well-reasoned written justifications.
  • Previous experience in data annotation, AI training, or related projects.
  • Preferred experience in analytical fields such as linguistics, journalism, research, or similar domains.
  • Exceptional attention to detail and accuracy.
  • Proven analytical reasoning and critical thinking abilities.
  • Consistency in decision-making across high volumes of tasks.
  • Familiarity with AI systems, large language models (LLMs), or evaluation processes (preferred but not required).
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    MR

    Marcus Rivera

    Chief Revenue Officer

    m.rivera@company.com
    linkedin.com/in/marcusrivera
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