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Data Scientist - AI Lab (AILAB)

Tokyo, Japan💼 Full-time🗓 2026-05-11 → 2026-07-31

Core

Analyze assistant interactions and user signals to identify improvement opportunities for an AI companion, driving product roadmap decisions and enhancing response quality.

Role type

Data Scientist (AI Lab)

Builds

AI companion applications and agent architecture improvements

Domain

Internet ecosystem, conversational AI, NLP

Deliverable

production ML models | product features

Required skills

Python, SQL, statistics, experimental design, predictive modeling, problem formulation, data analysis

Preferred skills

conversational AI, NLP, Agentic applications, LLM evaluation methods, product-oriented environments

Technologies

Python, SQL

Responsibilities

Analyze assistant interactions and internal evaluations to identify improvement opportunities; Generate data-driven insights to guide product development and feature prioritization; Conduct research to improve agent architecture and user intent understanding; Design and execute experiments to evaluate impact; Collaborate with engineers to implement and productionize improvements; Leverage diverse datasets to improve assistant capabilities

Seniority

Mid-level, hands-on IC

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