Senior Software Engineer

**About the company:** Joyz Minato-ku, Tokyo Joyz provides a cloud-based platform that helps educational institutions teach English better. The platform has over 670,000 users, and the company has raised 7 million USD to date. **Requirements:** 5+ years of experience developing and maintaining production-grade software Bachelor’s degree in a quantitative field (e.g. Computer Science, Physics, Mathematics, Economics, or similar) Strong experience with Python and TypeScript, and fluency in at least one major framework (e.g. Django, FastAPI, React, or Vue) A demonstrated ability to incorporate generative AI tools into your development workflow (e.g. for code generation, test scaffolding, documentation, or refactoring) A thoughtful engineering mindset with a focus on code quality, maintainability, and continuous improvement **Nice to have:** While not specifically required, tell us if you have any of the following. Have achieved at least an intermediate level in a foreign language, demonstrating empathy for language learners **Compensation:** ¥9,000,000 ~ ¥12,000,000 annually.