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AI QA Trainer - Freelance Project

MeridialLegit · not rated yetPosted on 6 Apr 2026

Pay: $65/hr

Who can apply
Open only to people in Singapore
Hours
Hours vary · Freelance
Where
Remote, work from home
Job type
Expert (SME) review

At a glance: A freelance, remote expert (SME) review job with Meridial. It pays $65/hr, with hours that vary. Only people in Singapore can apply.

  • Ongoing · listed since 6 Apr 2026

    Meridial keeps this listing open to recruit all year. It is still open, but it isn’t a new opening.

What happens after you click Apply

  1. You leave AI Trainer HQ and go to Meridial’s own site.
  2. Apply to a listing
  3. Assessment
  4. Onboarding

How this pay compares

This job pays more than 65% of the 515 other languages & translation jobs on the board that state pay; 1% pay more.

This job
$65/hrAs listed
Median on Meridial
$65/hrFrom 539 other paid jobs
Median in languages & translation
$37/hrFrom 515 other paid jobs
How we compare pay

Requirements

Qualifications
  • Not specified in the listing
Languages
  • English
Equipment
  • Computer with a reliable internet connection

About this job

Are you an AI QA expert eager to shape the future of AI? Large-scale language models are evolving from clever chatbots into enterprise-grade platforms. With rigorous evaluation data, tomorrow’s AI can democratize world-class education, keep pace with cutting-edge research, and streamline workflows for teams everywhere. That quality begins with you—we need your expertise to harden model reasoning and reliability.

We’re looking for AI QA trainers who live and breathe model evaluation, LLM safety, prompt robustness, data quality assurance, multilingual and domain-specific testing, grounding verification, and compliance/readiness checks. You’ll challenge advanced language models on tasks like hallucination detection, factual consistency, prompt-injection and jailbreak resistance, bias/fairness audits, chain-of-reasoning reliability, tool-use correctness, retrieval-augmentation fidelity, and end-to-end workflow validation—documenting every failure mode so we can raise the bar.

On a typical day, you will converse with the model on real-world scenarios and evaluation prompts, verify factual accuracy and logical soundness, design and run test plans and regression suites, build clear rubrics and pass/fail criteria, capture reproducible error traces with root-cause hypotheses, and suggest improvements to prompt engineering, guardrails, and evaluation metrics (e.g., precision/recall, faithfulness, toxicity, and latency SLOs). You’ll also partner on adversarial red-teaming, automation (Python/SQL), and dashboarding to track quality deltas over time.

A bachelor’s, master’s, or PhD in computer science, data science, computational linguistics, statistics, or a related field is ideal; shipped QA for ML/AI systems, safety/red-team experience, test automation frameworks (e.g., PyTest), and hands-on work with LLM eval tooling (e.g., OpenAI Evals, RAG evaluators, W&B) signal fit. Skills that stand out include: evaluation rubric design, adversarial testing/red-teaming, regression testing at scale, bias/fairness auditing, grounding verification, prompt and system-prompt engineering, test automation (Python/SQL), and high-signal bug reporting. Clear, metacognitive communication—“showing your work”—is essential.

Ready to turn your QA expertise into the quality backbone for tomorrow’s AI? Apply today and start teaching the model that will teach the world.

We offer a pay range of $6-to- $65 per hour, with the exact rate determined after evaluating your experience, expertise, and geographic location. Final offer amounts may vary from the pay range listed above. As a contractor you’ll supply a secure computer and high-speed internet; company-sponsored benefits such as health insurance and PTO do not apply.

Employment type: Contract

Workplace type: Remote

Seniority level: Mid-Senior Level

Listing history

First seen on our board
(9 days ago)
Posted by Meridial
Last checked
Source
Greenhouse

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