Senior Software Engineer (Contract)

This is a 1 year contract position Rakuten is a leading global e-commerce company. Our mission is to contribute to society by creating value through innovation and entrepreneurship At Rakuten, we drive disruptive innovation, engaging knowledge, creativity and passion from around the world to achieve ambitious goals and help build communities in which people can pursue their dreams and live in happiness. Position Outline: Design and develop high-quality, scalable, and maintainable backend services and APIs using Java/Springboot and related frameworks for our affiliate platform. You will be responsible for translating complex business requirements into robust technical designs and efficient code implementations. Participate in the full web application development lifecycle, including architecture design, middleware selection, development, configuration, release, and system operations. Detect root causes of issues and collaborate with team members for proactive recovery, taking ownership of service/system stability. Propose new technologies and tools to improve system architecture, improve system capability and enhance development efficiency. Qualifications: • 5 years of professional experience in web application development using Java and Spring in a Micro-service architecture. • Proficiency in API development (REST), including OpenAPI specifications, ORM frameworks, and database schema design. • Ability to analyze technical trade-offs and make informed decisions regarding software design. • Advanced SQL knowledge, including complex query. • Experience with unit testing frameworks (e.g., JUnit). • Ability to design system architectures and evaluate/integrate various open-source software (OSS). • Bachelor's degree in Computer Science, Engineering, or a related technical field. Desired Skill: • Familiarity with cloud platforms, particularly Google Cloud Platform (GCP). • Practical knowledge of system performance tuning across infrastructure, OS, database, middleware, and application layers. • Familiarity with containerization technologies (e.g., Docker, Kubernetes) and CI/CD pipelines (e.g., Jenkins). • Experience in frontend development using technologies like TypeScript, React, Next.js, and Material UI. Rakuten is an equal opportunities employer and welcomes applications regardless of sex, marital status, ethnic origin, sexual orientation, religious belief or age.