Java Developer

Job Description – Java Backend Developer (5+ Years)

Experience: 5+ Years

Role: Java Backend Developer / Senior Java Developer

Key Responsibilities

• Design, develop, and maintain scalable and high-performance backend applications using Java.
• Develop and enhance microservices-based applications using Spring Boot and Spring Framework.
• Design and implement secure, scalable RESTful APIs and integrate with internal/external systems.
• Participate in application design, technical discussions, code reviews, debugging, and performance optimization.
• Develop applications following clean coding, SOLID principles, design patterns, and industry best practices.
• Work with relational and/or NoSQL databases and optimize database queries.
• Implement appropriate exception handling, logging, monitoring, and application security.
• Develop unit and integration tests and maintain good code coverage.
• Work with CI/CD pipelines and support deployments across different environments.
• Troubleshoot production issues and perform root-cause analysis.
• Collaborate with product owners, architects, QA, DevOps, and other engineering teams in an Agile/Scrum environment.
  
  

Mandatory Technical Skills

• 5+ years of hands-on Java backend development experience
• Strong knowledge of Java 8/11/17+, including Collections, Streams, Lambda Expressions, Exception Handling, Multithreading, and Concurrency
• Strong hands-on experience with Spring Boot, Spring Framework, Spring MVC
• Strong experience in Microservices architecture and development
• Strong experience designing and consuming REST APIs
• Experience with Spring Data JPA / Hibernate
• Strong knowledge of SQL and relational databases such as Oracle, PostgreSQL, or MySQL
• Good understanding of OOP, SOLID principles, design patterns, and data structures
• Experience with JUnit, Mockito, or similar testing frameworks
• Experience with Maven or Gradle
• Working knowledge of Git
• Understanding of CI/CD pipelines
• Experience debugging and troubleshooting complex backend/production issues