Java Backend Developer

Key Responsibilities

• Design, develop, and maintain backend services and APIs using Java
• Build scalable, secure, and high-performance server-side applications
• Develop RESTful and/or GraphQL APIs and integrate with front-end applications
• Work with databases (SQL and/or NoSQL) to design schemas and optimize queries
• Implement business logic, data processing, and system integrations
• Write clean, maintainable, and well-documented code
• Perform unit testing, integration testing, and debugging
• Collaborate with frontend developers, DevOps, QA, and product teams
• Participate in code reviews and follow best software engineering practices
• Monitor, troubleshoot, and optimize application performance

Requirements

Required Skills & Qualifications

• Strong proficiency in Java (Java 8 or higher)
• Experience with backend frameworks such as Spring, Spring Boot, or Hibernate
• Solid understanding of REST APIs and microservices architecture
• Experience with SQL databases (MySQL, PostgreSQL, Oracle)
• Familiarity with ORM tools (Hibernate/JPA)
• Knowledge of version control systems (Git)
• Understanding of object-oriented programming (OOP) and design patterns
• Experience with unit testing frameworks (JUnit, Mockito)