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Mercor · Finance & specialist

US Corporate Tax Review Specialist (Federal Corporate Tax) - review AI outputs in your specialty

Listed on Mercor as “US Corporate Tax Review Specialist (Federal Corporate Tax)

$120-$140/hrRemoteContractPaid in USD
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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 (US Corporate Tax Review Specialist (Federal Corporate Tax)) 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 Mercor

We are seeking experienced US Corporate Tax Specialists to review and improve AI-generated tax research materials. You will evaluate existing corporate tax research questions, verify the legal and technical accuracy of model answers, assess supporting authorities, and refine grading rubrics to ensure high-quality outputs. This is a short-term, fully remote engagement with flexible hours.

Responsibilities

  • Review approximately 120 existing US corporate tax research questions.
  • Validate the accuracy of draft gold-standard answers across US tax topics.
  • Evaluate the quality, authority, and relevance of cited legal sources, including statutes, Treasury Regulations, IRS guidance, case law, and secondary authorities.
  • Review and improve grading rubrics for completeness, consistency, and technical accuracy.
  • Rewrite gold answers and rubrics where necessary to reflect current law and best practices.
  • Verify effective dates, legislative changes, and evolving tax guidance.

Required Qualifications

  • 5+ years of professional US tax experience.
  • CPA, JD (LLM in Tax preferred), or equivalent experience as a Tax Manager, Tax Counsel, or Big Four tax professional.
  • Deep expertise in US Federal Corporate Tax.
  • Strong understanding of tax research methodologies and source hierarchy.
  • Experience preparing technical tax memoranda, workpapers, tax opinions, and IRS forms.
  • Excellent written communication skills with strong attention to detail.

Preferred Qualifications

  • Experience with Partnership Tax.
  • Experience with State & Local Tax (SALT).
  • Familiarity with Transfer Pricing (IRC §482).
  • Experience reviewing complex, multi-step tax analyses.
  • Ability to identify and apply recent legislative and regulatory developments (including the OBBBA and other recent tax law changes).

Engagement Details

  • Location: Remote
  • Commitment: Minimum 10 hours per week
  • Duration: Approximately 1-2 weeks

Quoted from Mercor’s public listing on 2026-07-21. We don’t edit platform copy; honest framing is in the title and the “what this actually is” block above.

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