Java Developer (Spring Boot, RabbitMQ, SonarQube, New Relic, AWS CloudWatch, Amazon SQS, Mockito)

Responsibilities • Design, develop, and maintain scalable, high-performance backend applications using Java and Spring Boot. • Design and implement microservices architecture, ensuring fault tolerance, scalability, and maintainability. • Develop secure RESTful and SOAP APIs for enterprise applications and third-party integrations. • Implement asynchronous messaging and event-driven communication using RabbitMQ, Amazon SQS, and Spring AMQP. • Develop and maintain secure application components using Spring Security, OAuth, and authentication/authorization mechanisms. • Design, optimize, and maintain relational and NoSQL databases, including Oracle, MySQL, and MongoDB. • Implement distributed caching using Redis and optimize database queries, indexing, and application performance. • Containerize applications using Docker and support deployment and orchestration using Kubernetes. • Develop and maintain CI/CD pipelines using Jenkins and Git-based version control workflows. • Monitor application performance and troubleshoot production issues using AWS CloudWatch, New Relic, and Elasticsearch. • Write unit and integration tests using JUnit 5 and Mockito, ensuring code quality and reliability. • Conduct code reviews, apply design patterns and clean-code principles, and collaborate with architects, QA engineers, and DevOps teams. Requirements • Minimum 7+ years of professional experience in Java backend development, preferably in enterprise-scale applications. • Strong hands-on experience with Java ,Spring Boot, and microservices architecture. • Proven experience designing and developing RESTful and SOAP APIs for distributed applications. • Strong practical experience with RabbitMQ, Amazon SQS, and Spring AMQP for asynchronous messaging and inter-service communication. • Hands-on experience implementing Spring Security and OAuth for application security. • Strong hands-on experience with Oracle SQL/PLSQL and MongoDB, including query optimization, indexing, and data modelling. • Practical experience implementing Redis caching and performance optimization in distributed systems. • Experience with Docker and Kubernetes for containerization and application deployment. • Experience using SonarQube for static code analysis, code quality monitoring, identifying code smells, detecting bugs, and addressing security vulnerabilities. • Hands-on experience with CI/CD pipelines using Jenkins, along with Git-based version control. • Experience with AWS services, particularly AWS SQS and CloudWatch. • Experience in Elasticsearch and application monitoring tools such as New Relic or Grafana. • Experience in unit testing using JUnit 5 and Mockito. • Experience in object-oriented programming, design patterns, clean-code principles, and fault-tolerant system design. • Excellent analytical, debugging, communication, and teamwork skills.