micro1 · Finance & specialist
Senior AI Trainer
Listed on micro1 as “Senior AI Trainer”
What this actually is
You bring your specialist expertise to AI evaluation. The shape of the work varies but the pattern is the same: review outputs, rate quality, write prompts, flag errors. The platform title (Senior AI Trainer) reflects the rate band and the expertise required, not the day-to-day work.
Can you do this on your visa?
F-2 / F-4 / F-5 / F-6: open. E-1 to E-7: needs concurrent-employment permit. D-2 / D-4 students: S-3 permit, 20 hr/week cap. D-10 / D-8: case by case.
Korean tax on USD income
First 5 years in Korea: foreign-source income only taxed if remitted into Korea. After year 5: worldwide income. Full tax guide.
Original posting from micro1
Role Title: Senior AI Trainer
Role Type: Contractor, Remote
Location: Northern America and Germany.
micro1 is engaging Senior AI Trainers to collaborate on a customer-driven project enhancing AI system quality through expert-level model training and evaluation. In this role, you'll apply your generalist expertise and hands-on experience with AI products to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.
Key Responsibilities:
• Evaluate the performance of AI chat and search tools under standardized, repeatable conditions.
• Apply detailed grading guidelines to accurately evaluate, rank, and annotate model responses, providing structured feedback that improves model performance.
• Write, refine, and stress-test prompts that probe model capabilities, ensuring coverage of diverse scenarios, edge cases, and user intents.
• Verify consistency and accuracy across evaluations, correcting discrepancies between ratings and the underlying rubric or guidelines.
• Utilize AI training tools and platforms to record findings and submit evaluation datasets in alignment with project standards and milestones.
• Collaborate with project trainers and contributors to resolve ambiguities, refine guidelines, and ensure evaluation consistency across the team.
• Participate in ongoing quality reviews, incorporating feedback to maintain rigorous training and annotation standards.
Required Skills and Qualifications:
• Exceptional attention to detail and accuracy in reviewing and evaluating AI-generated content.
• Strong written and verbal communication skills for effective collaboration, reporting, and timely updates on progress and challenges.
• Demonstrated time management and self-organization abilities for independent, remote project participation.
• Analytical and problem-solving mindset, with a proactive approach to resolving evaluation challenges.
Preferred Qualifications:
• Proven experience with AI model training, RLHF, data labeling, or similar data-centric evaluation projects.
• Familiarity with AI products and tools, including prompt engineering and understanding of model behaviors and limitations.
• Experience writing evaluation rubrics, grading model outputs, or reviewing AI responses for accuracy, helpfulness, and safety.
• Background in AI training, machine learning data preparation, or LLM-focused projects (strongly preferred).
Quoted from micro1's public listing on 2026-10-29. We don't edit platform copy; honest framing is in the title and the “what this actually is” block above.
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About micro1
Recruits experts and generalists for AI training projects and lists each role with an hourly range on its own job board. You apply per role, then do a role-specific interview with micro1's AI recruiter.
Is micro1 legit? Our review
A real US company that pays experts in USD through Deel twice a month. The hard part is getting from the Zara AI interview to paid work. Pay, who can join, and how Korean visa and tax rules apply.
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