Mercor
MercorVerified listing
Remote

STEM Expert, Spanish (Spain) - AI Training

50/hr
Remote
Posted October 14, 2026
hourly
7 openings
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Listing checked October 14, 2026 · pay as published by Mercor

Overview

Scientists and engineers with Spanish (Spain) fluency can help Mercor train and assess AI agents on tasks drawn from real professional work. The project runs from Oct 23 to Nov 19, with remote work and about 21 hours per week. You will build workspaces and supporting files, write prompts, and design grading rubrics that reflect how STEM work happens in Spain. A $50.00 per hour rate applies, and the role suits experts who bring at least five years in research or industry.

What You'll Do7

  • 1Create digital workspaces and file sets that match authentic science or engineering projects from Spain.
  • 2Write prompts that ask AI agents to handle professional STEM tasks and data-heavy problems.
  • 3Build grading rubrics that measure agent output against expert-level standards.
  • 4Review AI responses for technical soundness, reasoning, and documentation quality.
  • 5Apply quantitative analysis to test cases and support the evaluation process.
  • 6Adapt materials to Spanish professional context and language expectations.
  • 7Track about 21 hours per week during the pilot from Oct 23 to Nov 19.

Requirements6

  • 1At least five years as a scientist or engineer in research or industry.
  • 2Native or fluent command of Spanish.
  • 3Degree from a top-20 university in Spain.
  • 4Master's or PhD preferred.
  • 5Comfort with quantitative analysis, technical documentation, and data-heavy problem solving.
  • 6Availability for about 21 hours per week during the Oct 23 to Nov 19 pilot.

Who Should Apply

A scientist or engineer with five or more years in research or industry, native or fluent Spanish, and a degree from a top-20 Spanish university. You thrive on quantitative analysis, technical documentation, and data-heavy problem solving. The role fits someone who wants part-time remote AI training work during a fixed pilot.

Salary Insight

The position pays $50.00 per hour. For part-time AI training work that requires senior STEM expertise and Spanish (Spain) fluency, this rate sits above many entry-level annotation roles and matches the advanced background the project expects.

Pay and demand for AI Training roles

Aggregated

Typical pay

$70/hour

This role

$50/hr

Most AI Training roles pay $37–$95 per hour. This role's pay falls inside that range.

Based on 957 similar roles that publish pay · 300 publish only a top rate; those count at the rate they gave

Typical rangeMedian payThis role

Rates shown per hour. Yearly and monthly pay converted; one-time fees and non-USD pay are not included.

Live similar roles
1,085
Listed in last 30 days
407
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98%

Hiring most right now: micro1 (283) · SME Careers (253) · Handshake AI (132)

Most requested skills · share of roles

  • ai training
    15%
  • ai evaluation
    13%
  • llm evaluation
    12%
  • data annotation
    11%

Figures from AI Training roles live on NearSkill when this page loaded. A role can close before you apply, so check the listing itself.

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Location

Typeremote
LocationRemote
Eligible countriesSpain
This is a remote position

Compensation

$50/hr

Required Skills

spanish (spain)stemai trainingai evaluationprompt writinggrading rubricsrubric designquantitative analysistechnical documentationdata analysisdata-heavy problem solvingresearchengineeringscience

Application Tip

Lead with your Spanish (Spain) fluency and name the top-20 Spanish university that granted your degree. Add concrete STEM projects where you built datasets, wrote technical docs, or designed evaluation rubrics, and state your years in research or industry.

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