Plant Nutrition Expert

$160–$210/hrAlphevaRemoteWorldwide

At a glance

You review AI model responses and worked examples on plant nutrition for unsupported input recommendations, wrong field assumptions, and production or quality risks, and write reference answers and scoring criteria. Requires 7+ years of substantive plant nutrition or fertilizer management experience.

Summary written by AI from the original listing.

  • Posted Sep 29, 2026 · 25 openings reported

About the role

Bring senior fertilizers expertise to AI evaluation projects focused on nutrient plans, soil tests, application rates, and environmental impacts. Review model responses and worked examples for unsupported input recommendations, incorrect field assumptions, and production or quality risks. Assess whether the reasoning meets professional standards for the stated task. Write reference answers and scoring criteria grounded in nutrient plans, soil tests, application rates, and environmental impacts. Explain consequential errors, evidence gaps, and the reasoning behind your corrections. This is remote, project-based contract work. Scope, hours, and assignments depend on project matching; the listed hourly range applies to matched work.

What we're looking for

  • 7+ years of substantive experience in plant nutrition or fertilizer management.
  • Demonstrated senior-level judgment in nutrient plans, soil tests, application rates, and environmental impacts, with substantial responsibility for reviewing or delivering this work.
  • Ability to write precise reference answers, assess competing approaches, and justify corrections with traceable evidence.
Applicant countries
Worldwide

The listing explicitly welcomes applicants worldwide. Role qualifications still apply.

Openings reported
25
Work arrangement
Remote
Advertised job location
Not specified
Originally posted
2026-09-29
Last checked

How this pay compares

Science: typical hourly pay on each platform, November 2026.

This role $160–$210/hrTypical across platforms $66/hr

  • micro1$70/hr9 rolesMiddle half of roles: $50–$90/hr
  • Mercor$85/hr34 rolesMiddle half of roles: $70–$94/hr
  • Alignerr$60/hr129 rolesMiddle half of roles: $50–$83/hr

Based on 172 hourly-paid roles listed in November 2026. Per-task and project rates are not included. Each platform sets its own pay.

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