A leading Prime-listed Japanese FinTech company is hiring an AI Solution Engineer in Tokyo.
Why this role is attractive: • Strong back-office SaaS products across accounting, finance, HR, payroll, and expense management • Strategic partnerships with major Japanese financial institutions • Compensation up to JPY 11M, with hybrid work and 3 days remote per week
What you will work on: • Build GenAI and AI solutions for back-office SaaS products • Apply RAG, LLMs, machine learning, and AI agents to real user workflows • Work on areas such as accounting, expense management, HR, payroll, and finance operations • Understand user pain points and define practical AI solutions with PMs and business teams • Build prototypes, validate impact, and move solutions toward production • Design AI systems with quality, security, testing, monitoring, and operation in mind • Help transform repetitive back-office work into smarter AI-driven workflows
Ideal background: • Experience building applications with GenAI, LLMs, RAG, or machine learning • Product-oriented engineering mindset • Ability to work with PMs, business stakeholders, and product teams • Basic understanding of AI system quality, security, and operation design • Business-level Japanese