Systems Integration Senior Specialist – 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 setting .

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 Experience Level Senior Level

📌 Senior Java Backend Developer (Bengaluru)
🏢 NTT DATA Global Delivery Services
📍 Bengaluru