Java Developer

Position Description
We are looking for an experienced Java Messaging Developer to design, develop, and support scalable enterprise applications with a strong focus on messaging, event-driven architecture, and distributed systems.

Roles Responsibilities
" Design, develop, and maintain Java-based messaging and integration applications.
" Build scalable backend services using Java and Spring Boot.
" Develop asynchronous messaging solutions using technologies such as:
- Apache Kafka
- IBM MQ
- ActiveMQ
- RabbitMQ
- JMS
" Implement event-driven and message-driven architectures.
" Develop message producers, consumers, listeners, and processing workflows.
" Configure and manage queues, topics, subscriptions, and consumer groups.
" Implement message routing, filtering, transformation, and validation.
" Design retry, dead-letter queue, exception-handling, and recovery mechanisms.
" Ensure reliable message delivery and prevent duplicate or lost messages.
" Work with REST APIs and microservices for system integration.
" Integrate messaging platforms with databases and external applications.
" Troubleshoot production issues involving message delays, failures, connectivity, and processing errors.
" Monitor application and messaging performance.
" Optimize message throughput, latency, and system scalability.
" Implement logging, tracing, and monitoring for distributed applications.
" Participate in code reviews and follow Java development best practices.
" Work closely with architecture, DevOps, QA, and support teams.
" Maintain technical documentation for messaging flows, configurations, and integrations.

Skills
" Strong programming experience in Java.
" Hands-on experience with Spring Boot and Spring Framework.
" Strong understanding of JMS and asynchronous messaging concepts.
" Experience with one or more messaging platforms:
- Apache Kafka
- IBM MQ
- ActiveMQ
- RabbitMQ
" Experience developing message producers and consumers.
" Strong knowledge of:
- Queues
- Topics
- Publish/Subscribe
- Point-to-Point Messaging
- Message Acknowledgment
- Message Persistence
- Dead-Letter Queues
" Experience with REST APIs and Microservices.
" Knowledge of event-driven architecture and distributed systems.
" Strong understanding of exception handling, retry mechanisms, and transaction management.
" Experience with SQL and relational databases.
" Experience using Git and CI/CD pipelines.
" Strong troubleshooting and debugging skills.

Education
" Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.