Java API Developer

Role Overview: As a Java API Developer at NTT DATA, you will play a crucial role in designing, developing, and maintaining RESTful and GraphQL APIs using Java (8+) and Spring Boot. Your responsibilities will include collaborating with cross-functional teams to define, design, and ship new features, writing clean and efficient code following test-driven development (TDD) practices, contributing to architectural decisions, and participating in code reviews. You will also be optimizing database interactions, managing schema design, indexing, and migrations using PostgreSQL or Oracle, and utilizing Docker and Kubernetes for containerization and orchestration of microservices. Supporting CI/CD pipelines using Jenkins and Rancher for Kubernetes management, ensuring code quality and maintainability using tools like JUnit and SonarQube, and working in an Agile environment by collaborating closely with team members and stakeholders. Key Responsibilities: - Design, develop, and maintain RESTful and GraphQL APIs using Java (8+) and Spring Boot - Collaborate with cross-functional teams to define, design, and ship new features - Write clean, testable, and efficient code following TDD practices - Contribute to architectural decisions and participate in code reviews - Optimize database interactions and manage schema design, indexing, and migrations using PostgreSQL or Oracle - Utilize Docker and Kubernetes for containerization and orchestration of microservices - Support CI/CD pipelines using Jenkins and Rancher for Kubernetes management - Ensure code quality and maintainability using tools like JUnit and SonarQube - Work in an Agile environment, collaborating closely with team members and stakeholders Qualifications Required: - Proficiency in Java 8+ (Java 17 preferred) - Strong experience with Spring Boot and backend API development - Hands-on experience with RESTful and GraphQL APIs - Familiarity with JUnit, SonarQube, and TDD methodologies - Experience with Docker, Kubernetes, and microservices architecture - Knowledge of Rancher and Jenkins for CI/CD - Strong database skills in PostgreSQL or Oracle, including performance tuning and schema design - Proficient with Git and version control best practices - Excellent problem-solving skills and ability to work collaboratively in Agile teams,