Senior Data Scientist - AI Agent Development Section, Business Support Development Department (BSD)

Role summary

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This senior role focuses on developing AI agents and data-driven business support solutions within Rakuten’s Business Support Development Department. Candidates are expected to have strong experience in data science, machine learning, deep learning, natural language processing, and Python-based development. Practical knowledge of generative AI, large language models, retrieval-augmented generation, model evaluation, and production deployment is highly valuable. The role also requires the ability to translate business needs into reliable AI products, work with engineers and business stakeholders, and guide technical decision-making. Strong communication skills, problem-solving ability, and experience leading projects or mentoring colleagues are expected. Japanese and English proficiency may be beneficial in Rakuten’s international working environment.

About the employer

Rakuten Group, Inc. is a major Japanese technology and internet services company headquartered in Tokyo. Founded in 1997, it operates a broad ecosystem covering online shopping, fintech, mobile telecommunications, digital content, travel, advertising, and professional sports. Rakuten’s services are connected through its membership and loyalty program, creating an integrated platform for consumers and businesses. The company has expanded internationally and employs a diverse workforce, with English used extensively in many corporate and technical teams. Its technology organization works on cloud platforms, artificial intelligence, data analytics, cybersecurity, mobile networks, and large-scale consumer applications. Rakuten promotes innovation, entrepreneurship, and internal collaboration, making it attractive to professionals interested in developing products used across multiple industries. The company’s scale also offers opportunities to work on complex datasets and globally deployed digital services.