About
Lead the team in tracing transaction flows from the API Gateway (API Connect) through the Enterprise Service Bus (ACE) to the backend Microservices (Spring Boot).
Spearhead deep-dive investigations into middleware failures, such as message losses in MQ, synchronization errors in ACE, or JVM crashes in Spring Boot.
Oversee the stability of integration components running on Red Hat OpenShift, ensuring optimal resource (CPU/Memory) allocation and pod scaling.
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Detailed Technical Responsibilities
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A. IBM Cloud Pak for Integration (CP4I)
- Troubleshoot message flows, ESQL logic errors, and adapter connectivity issues (SAP, Database, File).
- Manage queue managers, resolve channel retries, and investigate dead-letter queues or message persistence issues.
- Resolve issues related to API definitions, security policies, and Gateway (DataPower) latency.
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B. Backend Microservices (Spring Boot)
- Analyze JVM thread dumps and heap dumps to resolve memory leaks or high CPU utilization in microservices.
- Troubleshoot Spring Boot integration with databases (JPA/Hibernate) and external messaging systems (JMS/Kafka).
- Utilize ELK/Splunk to correlate logs across multiple microservices to identify points of failure in a distributed architecture.
Technical Skill Set
- Integration Platforms: Mastery of IBM CP4I (specifically ACE, MQ, and API Connect).
- Development Frameworks: Advanced knowledge of Java and Spring Boot (Spring Integration, Spring Cloud).
- Containerization: Expert-level proficiency in Red Hat OpenShift and Kubernetes.
- Protocols & Standards: Expert understanding of REST, SOAP, JSON, XML, AMQP, and MQTT.
- Monitoring Tools: Hands-on experience with IBM Instana, Dynatrace, or Prometheus/Grafana.
