A fast-growing financial AI and data consulting company is hiring a Senior LLM Scientist in Tokyo.
Why this role is attractive: • Lead small project teams and mentor junior to mid-level data scientists • Compensation up to JPY 25M • Full flextime with no core hours, plus a hybrid work style
What you will work on: • Lead LLM and GenAI projects as a technical project lead • Design prompts, parameters, API integration policies, and application architecture • Lead delivery for GenAI, RAG, AI agent, and LLMOps projects • Work with AI consultants, data engineers, and client stakeholders from requirement definition to implementation • Review technical output and manage delivery quality across the project team • Turn project knowledge into reusable technical packages or product features
Project examples: • Local LLM implementation for banking operations • AI guardrail validation for financial use cases • GenAI-driven automation for financial back-office operations • Legacy system modernization using GenAI • RAG and AI agent implementation for regulated financial environments
Ideal background: • Experience in AI, data science, or machine learning projects • Hands-on experience with LLM applications, fine-tuning, model training, RAG, or LLMOps • Experience using LLM APIs from cloud providers or major model vendors • Experience leading small technical teams or managing project delivery • Strong interest in solving business problems through data and AI • Business-level Japanese