株式会社LegalOn Technologiesの

TECH-MI-104- Data Scientist - GenAI, Global Productの求人

募集概要

We are a legal AI company with deep legal expertise and advanced AI development capabilities. Since our founding in 2017, we have focused on developing AI-powered LegalTech solutions, raising over ¥17.9 billion in funding to date. In 2022, we established a U.S. subsidiary to accelerate our international expansion, continuing to grow at a remarkable pace. Our flagship product, “LegalOn” , is an AI-powered legal platform that comprehensively supports legal operations. It has been launched not only in Japan but also in the U.S. and the U.K. In addition, we are actively expanding into new business areas. In 2025, we released “AI Counsel CorporateOn,” a generative AI solution purpose-built for corporate teams, enabling one-click access to internal policies and company-wide legal insights. Our products leverage advanced natural language processing technologies, including machine learning algorithms and large language models (LLMs). We also incorporate proprietary innovations such as our “Legal Document Graph”—a structured knowledge base of legal content—and autonomous AI agents that can plan and execute tasks. These capabilities enable us to deliver cutting-edge user experiences and highly sophisticated solutions. For more details about our company, products, and development organization: https://legalforce-recruit.notion.site/LegalOn-Technologies-Candidate-Handbook-17d82a58637480d2836ae138e5b5ee95 ■Job Description We are looking for a seasoned NLP Data Scientist with a specialty in legal data, geared towards product development and enhancement. Join our vibrant team at LegalOn, where you will play a pivotal role in transforming the landscape of legal technology. Your expertise in applying advanced generative AI and data science methodologies will be instrumental in evolving our product strategy and processes. You will work closely with executive leaders, Product Manager, ML engineer, and all other teams. As a key member of our team, you will be responsible for spearheading product design, implementation, and management, ensuring that our offerings remain at the cutting edge of technology. https://www.legalontech.com/ ■Key Responsibilities - Collaborate with legal teams, engineers, and product managers to integrate advanced NLP in legal document analysis and contract management. - Build legal data collection, processing, and integration pipelines for NLP model training and fine-tuning. - Develop NLP system evaluation methods, including manual annotation and authoritative legal content analysis. - Analyze legal text-related data often using advanced NLP tools. - Maintain data quality throughout the project lifecycle. - Analyze LLM model results to derive actionable insights for contract-related decisions. - Conduct experiments to assess LLM model performance and identify improvement areas. - Perform comprehensive evaluations of LLM models focusing on legal accuracy, fairness, compliance, and robustness. - Communicate effectively with internal stakeholders, presenting complex findings clearly and clearly. - Document work for audit and compliance and present findings to senior leadership.