This job post has expired on May 15, 2026. It is likely that the position has already been filled.
Tax Research Expert at Mercor
posted 5 months agoTax Research Expert | $100–180/hr | Worldwide Remote
Mercor is seeking experienced tax professionals on behalf of a leading AI research lab to help build high-quality datasets for training and evaluating advanced AI systems. In this role, you will design technically rigorous, real-world tax research questions that directly shape how AI understands and reasons about complex tax concepts.
Key Responsibilities
- Develop complex, real-world tax research questions across federal, state, and international domains
- Draft clear, structured problem statements that mirror actual client or advisory scenarios
- Ensure questions reflect current regulations, edge cases, and nuanced interpretations
- Review and refine outputs for technical accuracy and clarity
- Collaborate with project teams to improve dataset quality and coverage
- Evaluate AI-generated responses for correctness and reasoning quality
Areas of Focus
- Federal Corporate Tax
- State & Local Tax (SALT)
- Partnership Tax
- Tax Controversy & Procedure
- Transfer Pricing
- Reporting & Disclosure Requirements (e.g., FIN 48, international reporting forms)
Ideal Candidate Profile
- Background in tax law firms, in-house tax teams, or former IRS/Treasury roles
- 3–10+ years of relevant tax experience
- Strong foundation in technical tax research and memo drafting
- Deep familiarity with the IRC, Treasury Regulations, case law, and IRS guidance
- Ability to translate complex tax issues into clear, structured questions
- High attention to detail and strong written communication skills
Nice to Have
- Experience with AI, data annotation, or evaluation projects
- Exposure to tax technology or automation tools
Why Join
Work at the intersection of tax expertise and cutting-edge AI. This is a unique opportunity to shape how AI systems reason about complex regulatory domains while collaborating with a high-caliber network of domain experts.
How to apply for this role
- Upload your resume — keep it up-to-date and in English. Mercor will auto-fill your profile from it.
- Complete the AI interview — a 15-minute conversation about your experience. Be ready to discuss specific projects and challenges you've solved.
- Submit your application — only about 20% of applicants finish all the steps, so completing yours puts you well ahead.