- Kỹ sư phát triển hệ thống (Giao diện người dùng web, Hệ thống máy chủ, Web3) - Phối hợp với team, nhận yêu cầu từ PM - Địa điểm làm việc : trụ sở chính hoặc từng địa điểm dự án (trong phạm vi 23 quận của Tokyo) *Việc chuyển giao dự án sẽ không bao gồm việc di dời.

1. Analysis, Estimation & Solution Design - Analyze requirements, propose technical solutions, and estimate effort; participate in refinement/sprint planning in Agile/Scrum. - Design microservices architecture, API contracts, processing flows, and data models; standardize coding conventions and best practices. 2. Backend Development (Java Spring Boot) - Develop backend with Spring Boot: REST APIs, validation, exception handling, security, logging/auditing, and integrations. 3. Frontend Development (Angular) - Develop frontend with Angular: components/feature modules, routing/guards, and state management. - Build reactive forms; optimize UX and performance. 4. Quality, Testing & Performance - Write unit/integration tests; conduct code reviews; fix bugs; continuously improve via refactoring and performance tuning. - Optimize database queries and concurrency handling; ensure stability, scalability, and observability (metrics, tracing). 5. DevOps & Operations Support - Collaborate with DevOps on environments, CI/CD, and containerization; support operations and incident handling when required.