Product Engineer (Full Stack)

**About the company:** BLUED Meguro-ku, Tokyo Our mission is to give more people the opportunity to go global. Since our founding in 2012, we've grown to a team of around 150 people operating Japan's largest overseas education service, with offices across Japan, Australia, Canada, and the Philippines. Read more **Responsibilities:** Product Development: Build and improve the web products used by prospective and current StudyIn students, with mobile apps also planned. AI Agents: Plan, design, and implement AI agents for knowledge search, business automation, and automated customer support, and integrate them into the product and business operations. Requirements 5+ years of full-stack web development experience (both frontend and backend) Ability to use AI coding tools such as Claude Code and Codex effectively while critically evaluating their output, refining it into well-designed, maintainable code rather than simply accepting the first working solution. Business-level Japanese. As only our second engineering hire, you’ll regularly collaborate with colleagues across the company, including people who aren’t comfortable communicating in English. Nice to haves While not specifically required, tell us if you have any of the following. AWS infrastructure design and operation experience Mobile app development experience Team lead experience, such as a tech lead role Experience integrating AI agents into a product Compensation ¥9,000,000 ~ ¥13,000,000 annually. **Requirements:** 5+ years of full-stack web development experience (both frontend and backend) Ability to use AI coding tools such as Claude Code and Codex effectively while critically evaluating their output, refining it into well-designed, maintainable code rather than simply accepting the first working solution. Business-level Japanese. As only our second engineering hire, you’ll regularly collaborate with colleagues across the company, including people who aren’t comfortable communicating in English. **Nice to have:** While not specifically required, tell us if you have any of the following. AWS infrastructure design and operation experience Mobile app development experience Team lead experience, such as a tech lead role Experience integrating AI agents into a product **Compensation:** ¥9,000,000 ~ ¥13,000,000 annually.