Mobile Engineer

**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:** Develop products for prospective study abroad participants and current students Develop an English conversation app Plan, design, and implement AI agents, such as: Travel management agents Agents that follow up on visas and travel documents Automated study abroad reporting agents Requirements 3+ years of professional development experience as a mobile engineer Experience building both mobile applications and server-side APIs Experience designing, developing, and operating cross-platform applications using Flutter, React Native (Expo), or similar technologies Ability to use tools such as Claude Code and Codex while independently evaluating their output and turning it into high-quality designs and code We are not looking for engineers who simply hand work over to AI and accept the results as long as they run. You should be able to critically review AI-generated suggestions, assess their technical validity, and decide whether to adopt or modify them. We believe that in the age of AI, an engineer’s own technical expertise and decision-making abilities are more important than ever. Nice to haves While not specifically required, tell us if you have any of the following. Experience leading an engineering team, such as in a Tech Lead role Compensation ¥7,000,000 ~ ¥13,000,000 annually. **Requirements:** 3+ years of professional development experience as a mobile engineer Experience building both mobile applications and server-side APIs Experience designing, developing, and operating cross-platform applications using Flutter, React Native (Expo), or similar technologies Ability to use tools such as Claude Code and Codex while independently evaluating their output and turning it into high-quality designs and code We are not looking for engineers who simply hand work over to AI and accept the results as long as they run. You should be able to critically review AI-generated suggestions, assess their technical validity, and decide whether to adopt or modify them. We believe that in the age of AI, an engineer’s own technical expertise and decision-making abilities are more important than ever. **Nice to have:** While not specifically required, tell us if you have any of the following. Experience leading an engineering team, such as in a Tech Lead role **Compensation:** ¥7,000,000 ~ ¥13,000,000 annually.