ESB Integration Tester

Job Reference No#: 5638

Open Positions: 2

We are looking for an experienced ESB Integration Tester to support enterprise middleware initiatives leveraging IBM integration technologies. The selected candidate will play a key role in validating APIs, ensuring seamless system integrations, and supporting high quality enterprise data exchanges.

• Perform end-to-end ESB and API integration testing using IBM tools
• Validate APIs and services across middleware platforms
• Design, build, and maintain automation frameworks from scratch
• Enhance and optimize automation scripts for regression and performance testing
• Develop and execute SQL queries for backend data validation and performance analysis
• Conduct security protocol validation along with load, regression, and performance testing
  
  Troubleshoot integration issues through log analysis and defect management
• Validate functional workflows and data flows within public health domain systems
• Utilize IBM ITX for mapping, transformation, and validation of healthcare data formats
• Collaborate effectively with development, middleware, and business teams

• 4 to 5 years of experience in ESB and API integration testing with IBM tools such as IBM API Connect, IBM Data Power, IBM App Connect Enterprise, and IBM MQ
• Strong hands‑on experience with Ready
  
  API, SOAP UI, and Postman for API testing and automation
• Experience building automation frameworks from the ground up
• Strong SQL skills for data validation and performance tuning
• Experience in security protocol validation and performance testing
• Proficiency in integration troubleshooting and log analysis
• Strong documentation and communication skills

• Experience with JMeter or SoapUI for advanced load testing
• Understanding of CI/CD based regression automation
• Exposure to IBM monitoring and logging tools such as Instana, App Dynamics, or ACE dashboards

Job Location:

Lansing, Michigan, United States