ESB Integration Tester
Listed on 2026-03-03
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IT/Tech
Data Engineer, IT QA Tester / Automation, Systems Analyst, IT Consultant
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.
Job Title:
ESB Integration Tester
Location:
Lansing, MI
Positions: 2
Key Responsibilities
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
Required Skills and Experience
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
Preferred Qualifications
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
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