This job post has expired on September 13, 2026. It is likely that the position has already been filled.
Corporate/M&A Lawyer (Japan) at Mercor
posted 1 month agoCorporate/M&A Lawyer (Japan) | $140–150/hr | Remote in Japan
Mercor is partnering with a leading legal AI company to evaluate how well AI systems handle real questions of Japanese corporate and M&A law. We are seeking experienced Japanese corporate/M&A lawyers to serve as expert reviewers, comparing AI-generated legal responses and scoring them against a standardized rubric.
What You'll Do
- Run identical prompts across two AI (LLM) platforms and compare outputs side by side
- Score each AI response using a standardized evaluation rubric provided by the team
- Submit concise, well-reasoned written feedback for every evaluation
- Work independently and meet project deadlines
Requirements
- Minimum 2 years of law firm experience (3+ preferred) in corporate/M&A or transactional practice
- In-house candidates considered only if transitioned within the last 2 years from a qualifying law firm role
- Qualified to practise law in Japan, with strong command of Japanese corporate and commercial law
- Native or fluent Japanese with precise written communication skills
Logistics
- Initial commitment: approximately 10 hours, with strong potential for ongoing work
- All work is covered by a Non-Disclosure Agreement (NDA)
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.