Java Developer

Key Responsibilities

• Design, develop, test, and maintain Java-based applications.
• Write clean, efficient, reusable, and maintainable code.
• Develop and integrate RESTful APIs and web services.
• Build backend services using Java and Spring Boot.
• Work with relational and NoSQL databases.
• Analyze business and technical requirements and translate them into software solutions.
• Troubleshoot, debug, and resolve application issues.
• Write unit and integration tests to ensure application quality.
• Participate in code reviews and follow coding standards.
• Collaborate with frontend developers, QA engineers, DevOps engineers, product managers, and business teams.
• Participate in Agile/Scrum ceremonies, sprint planning, and estimation.
• Optimize application performance, scalability, and reliability.
• Implement appropriate security, authentication, and authorization mechanisms.
• Support application deployment and production troubleshooting.
• Prepare and maintain technical documentation.

Required Skills

Core Java

• Strong knowledge of Java fundamentals and Object-Oriented Programming.
• Good understanding of Collections, Exception Handling, Multithreading, and Java 8+ features.
• Knowledge of Java Streams, Lambda Expressions, and Functional Interfaces.
• Understanding of common design patterns and clean coding practices.

Spring Framework

• Strong experience with Spring Boot.
• Knowledge of Spring MVC, Spring Data JPA, and Spring Security.
• Experience developing RESTful APIs.
• Understanding of dependency injection and application configuration.

Database

• Good knowledge of SQL.
• Experience with databases such as MySQL, PostgreSQL, or Oracle.
• Knowledge of JPA/Hibernate.
• Familiarity with MongoDB or other NoSQL databases is an advantage.

Tools & DevOps

• Experience with Git and version control.
• Familiarity with Maven or Gradle.
• Understanding of CI/CD concepts.
• Exposure to Docker and cloud platforms such as AWS, Azure, or Google Cloud is preferred.

Preferred Skills

• Experience with microservices architecture.
• Knowledge of Kafka, RabbitMQ, or other messaging systems.
• Experience with Docker and Kubernetes.
• Knowledge of automated testing frameworks such as JUnit and Mockito.
• Understanding of system design and distributed systems.
• Experience with cloud-native application development.
• Familiarity with monitoring and logging tools.