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Legal and Product Engineer (Japanese Speaking)

solveintelligenceNew YorkProduct
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Salary
$100K – $220K
Job type
Full-time
Experience
Senior · 3+ yrs
Posted
24 Sept 2026
Status
Open · checked 7d ago

About this role

Solve Intelligence is hiring a Legal and Product Engineer in New York to bridge patent law and artificial intelligence for global intellectual property workflows. This hybrid position suits a bilingual patent professional with technical training who wants to drive AI adoption and expand operations in the Japanese market.

Role Overview

The Legal and Product Engineer operates at the intersection of patent law and machine learning. This hybrid position requires regular travel to Japan and combines technical AI development, legal benchmarking, and client-facing leadership for Japanese law firms and corporate intellectual property departments.

Key Responsibilities

Partner with the artificial intelligence team to iterate on algorithms and prompt engineering for patent-specific tasks such as claim analysis, prior art comparison, and obviousness assessments.
Build proprietary datasets and evaluation frameworks to measure machine learning performance against requirements from the USPTO and international patent offices.
Translate deep client insights from global firms into high-priority product features as the internal voice of the practitioner.
Act as a technical thought partner for intellectual property teams at firms like DLA Piper by leading pilots and ensuring seamless scaling across prosecution and litigation workflows.
Document and scale best practices for artificial intelligence adoption across biotech and deep-tech software sectors.
Serve as the technical voice for the organization among Japanese law firms and corporate intellectual property departments by running technical discussions, product demonstrations, and client meetings in Japanese.
Ensure the platform handles Japanese-language patent documents and Japan Patent Office practices effectively while building benchmarks to prove performance.

Requirements

Admitted to practice before the USPTO, EPO, or JPO.
Minimum of 3 years of direct experience in patent prosecution.
Undergraduate degree in Engineering, Computer Science, or Life Sciences.
Native or business-level fluency in Japanese, such as JLPT N1 or equivalent, with the ability to conduct detailed technical and legal conversations.
Based in London or New York with availability for regular travel to Japan.
Comfort with rapid iteration and a desire to deliver tools quickly.

Nice to Have

Hands-on experience with prompt engineering and large language model tools.
Proven ability to manage relationships and lead strategic product demonstrations.
Belief that artificial intelligence will redefine the legal landscape.
Existing professional relationships with Japanese law firms or corporate intellectual property departments.

Skills and Tools

Large Language Models
Prompt Engineering
Patent Prosecution and Analysis
Japanese and English Bilingual Communication

Salary and Benefits

Salary range between $100K and $220K.
Significant equity for true ownership in company success.
Full visa sponsorship.
Private medical insurance.
Free meals.

About the Company

Solve Intelligence builds artificial intelligence infrastructure for the global intellectual property landscape and serves over 600 global intellectual property teams. The firm is backed by investors including Y Combinator, 20VC, and Visionaries, following a Series B funding round.

How to Apply

Interested candidates should apply on the official company careers page.

Skills and tech stack

LLMsAIPrompt EngineeringLLM

Questions candidates ask

What are the location and travel requirements for this role?

The position is based on a hybrid schedule in New York or London, and requires regular travel to Japan for client meetings, conferences, and pilots.

What qualifications are required for the legal background?

Candidates must be admitted to practice before the USPTO, EPO, or JPO, and bring at least 3 years of direct experience in patent prosecution.

What level of Japanese language proficiency is expected?

Native or business-level fluency in Japanese, equivalent to JLPT N1 or higher, is required to run detailed technical and legal discussions with senior intellectual property teams.

Is visa sponsorship available for this position?

Yes, full visa sponsorship is provided.

What is the compensation package offered?

The salary ranges from $100K to $220K, paired with significant equity, private medical insurance, free meals, and visa sponsorship.

Ready to apply?

The application is on the official solveintelligence careers page.

Apply on company site