Key Responsibilities
Minimum N3 level proficiency in Japanese to facilitate communication with stakeholders
Front-End Development
- Collaborate with UX / UI designers to translate design mockups into functional user experiences.
- Optimize front-end components for maximum performance across browsers and devices.
- Write unit and integration tests using Jest to ensure robust and maintainable UI components.
Back-End Development
Design, develop, and maintain server-side logic using Spring Boot and Java 21 .Build reusable and scalable modules, APIs, and libraries.Implement security, authentication , and data protection best practices.Database Management
Design and manage database schemas for MSSQL and PostgreSQL .Write efficient SQL queries , stored procedures , and triggers .Optimize database performance and ensure data integrity and consistency.Integration
Integrate front-end and back-end components for seamless data flow and user interaction.Work with RESTful APIs and integrate third-party services where needed.Testing and Debugging
Develop unit and integration tests for back-end using Mockito .Perform code reviews , identify performance bottlenecks, and debug issues effectively.Ensure code reliability, stability, and adherence to coding standards.Collaboration
Work closely with product managers, designers, and developers in an Agile / Scrum environment.Participate in sprint planning , daily stand-ups , reviews , and retrospectives .Provide technical guidance and mentorship to team members.Continuous Improvement
Stay current with emerging technologies and industry best practices .Continuously improve coding standards, performance, and deployment processesQualifications
Education :
Bachelor's degree in computer science, Information Technology , or a related discipline.Experience :
Minimum 8+ years of experience in full stack development .Technical Skills
Front-End : React JS, JavaScript (ES6+), HTML5, CSS3, JestBack-End : Spring Boot, Java 21, RESTful APIsDatabases : MSSQL, PostgreSQLTesting Frameworks : Jest, MockitoVersion Control : Git / GitHub / GitLabBuild Tools : Maven, GradleSecurity : OAuth2, JWT, Spring SecuritySoft Skills
Strong analytical and problem-solving capabilities.Excellent communication and collaboration skills.Ability to work effectively in a fast-paced , agile , and dynamic environment.Preferred Qualifications
Experience with cloud platforms (AWS, Azure, GCP).Knowledge of containerization (Docker) and orchestration (Kubernetes).Familiarity with CI / CD pipelines (Jenkins, GitHub Actions, GitLab CI).Experience with message queues (RabbitMQ, Kafka).Mandatory Skills
Java, Spring Boot, Japanese Language Expert
Skills Required
Java, Github, Oauth2, Maven, Postgresql, Jwt, Spring Boot, Mssql, Css3, React Js, Git, Mockito, Gradle, Html5, Spring Security, Gitlab, Restful Apis, Jest