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# Java Integration Engineer

- **Company:** Sunrise Systems, Inc
- **Location:** Cincinnati, OH, United States (Remote available)
- **Salary:** $112,320.0 - $128,960.0
- **Contract:** Temporary to permanent
- **Skills:** Java (Programming Language), Advanced Message Queuing Protocol, Software Debugging, Eclipse (Software), Message Queuing Telemetry Transport (MQTT), RabbitMQ, TypeScript, Spring-boot, Event Driven Architecture, Front End Software Development
- **Published:** July 30, 2026
- **Apply:** https://www.careerjet.com/job/usfe81652fdb6ed5259d629d21232da4e1/eaa

## About the Role

* Java, Spring Boot
 * Spring Integration / Spring AMQP
 * RabbitMQ experience
 * MQTT experience (HiveMQ, EMQX, Mosquitto, Eclipse Paho, etc.)
 * Event-driven architecture expertise
 * Pub/Sub pattern expertise
 * Message routing and topic design epertise
 * Retry, dead-letter queues, idempotency
 * TypeScript experience is nice to have
 * Debugging distributed messaging systems

## Description

The client has the biggest gap right now is understanding the fundamentals of event based architecture and topics so that when they get into situations where they need to triage and debug things. The current issue is with the MQTT broken inside the Toshiba SDK. The majority of the integrations are between MQTT / RabbitMQ and Typescript in the frontend. We need someone who knows the proper way to integrate a topic or queue with an application and how to configure those properly for Kroger's given requirements., * Describe a large-scale Java/Spring Boot integration project you've worked on. How did your application publish, consume, or process messages, and what Spring technologies did you use?

 * Tell me about a complex messaging or integration solution you've built. What technologies did you use, what problem were you solving, and what was your specific role?
 * Describe a production issue involving RabbitMQ, MQTT, or another messaging platform that you personally diagnosed and resolved. How did you identify the root cause?
 * Walk me through how you've designed topics, queues, exchanges, or routing strategies for an event-driven application. What factors influenced your design decisions?
 * Have you worked with MQTT in production? Tell me about the application, the MQTT broker you used (HiveMQ, EMQX, Mosquitto, etc.), the types of devices or systems involved, and the biggest challenge you encountered., Factors which may affect starting pay within this range may include [geography/market, skills, education, experience and other qualifications of the successful candidate].


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