Description
LegalOn Technologies is the world's leading AI contract review software provider, used by innovative lawyers and legal professionals at 7,000 companies and firms globally. Customers report significant improvements in review speed and quality.
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 highly skilled and experienced AI Engineer to join our team. You will be at the forefront of designing, developing, and deploying AI agents that leverage cutting-edge AI techniques to streamline corporate business processes, with a strong focus on the legal domain. This is a unique opportunity to apply your expertise in AI and software engineering to solve complex, real-world challenges in a high-impact setting.
■Key Responsibilities
What You’ll Do:
- Design and implement robust AI agents.
- Integrate AI solutions with existing SaaS platforms and legal workflow systems.
- Evaluate third-party models, frameworks, and services to determine their suitability and integration potential.
- Collaborate with cross-functional teams to gather requirements, understand user needs, and deliver high-impact agent solutions.
- Build tools and infrastructure to monitor, test, and evaluate AI agent performance.
- Conduct code reviews and maintain best practices in documentation and version control.
- Diagnose and resolve issues in AI systems to ensure accuracy, reliability, and scalability.
What You’ll Get:
Join our collaborative, high-performance culture driven by curiosity and continuous improvement. You'll work alongside passionate professionals in an environment that fosters innovation and creative problem-solving. Together, we tackle complex challenges in legal automation, leveraging AI to transform the industry.
Requirements
Submission of an English résumé is required.
■Skills and Qualifications
- Bachelor’s or Master’s degree in Computer Science, Artificial Intelligence, Machine Learning, or a related field.
- 3+ years of experience in developing agent products or similar AI applications.
- Strong proficiency in one programming language (e.g., Python).
- Strong understanding of reinforcement learning and modern AI methodologies.
- Experience with AI frameworks and agent development tools (e.g., LangGraph, CrewAI, MCP).
- Solid problem-solving skills and meticulous attention to detail.
- Effective communication and collaboration skills in a global environment.
- Japanese is not a must
Preferred Experiences
■Preferred Qualifications
- Ph.D. in a relevant technical field.
- Experience with cloud platforms such as AWS, Google Cloud, or Azure.
- Knowledge of NLP techniques, RAG systems, and prompt engineering.
- Contributions to open-source projects or publications in AI research.
- Experience deploying and maintaining AI models in production environments.
- Strong communicate skills, with the ability to communicate effectively across diverse cultures in both English and Japanese.
Working Conditions
Salary | 10.3 to 19 million yen per year |
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Location | 19F, Shibuya Sakura Stage SHIBUYA TOWER, 1-1 Sakuragaoka-cho, Shibuya-ku, Tokyo 150-6219, Japan This is not a fully remote position across borders, and you are required to work in Japan. |
Job Type | Full-time |
Work hours | - Working hours: Full flex system without core hours - Overtime work beyond designated working hours: Yes - Break time: 1 hour |
Probation period | 3 months |
Benefits | - Holidays: Saturdays, Sundays, and National holidays - Time Off: Year-end and new year holidays, Paid leave, Special leave (Sick leave, Work-life balance holiday, Birthday holiday), Maternity leave, Childcare leave, Nursing leave - Social Insurance: Health insurance, Employee pension insurance, Unemployment insurance, Worker's compensation insurance - Language learning support - Technical book purchase support - Influenza vaccination support - No smoking indoors (smoking room available in the building) - Side jobs are allowed upon request |
Company information
Name | 株式会社LegalOn Technologies |
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Established | 2017年4月 |
Address | 東京都渋谷区桜丘町1-1 渋谷サクラステージSHIBUYAタワー19階 |
Capital | 178.5億円(資本準備金含む。2022年6月時点) |
Employees | 約603名(役員含む/2025年1月時点) |