Mainframe and API Testing

Employment Type – Contract

Job Title – Mainframe and API Testing

Job Location – Holmdel, NJ (On-Site)

Duration – 12 Months

Experience level – L3

Mandatory Skills – Mainframe and API Testing

Job Description –

• Lead end-to-end testing efforts for Claims E2E Transformation project implementations, enhancements, and upgrades across all applications and teams contributing to the delivered solution.
• Define and manage test strategy, test plans, test cases, and test data aligned with business requirements
• Responsible for preparation of detailed test cases and test scenarios based on business and functional requirements
• Perform test execution across multiple phases (Functional, System, Integration, and UAT) ensuring coverage and traceability
• Participate in defect triage meetings, defect analysis, prioritize based on severity/impact, and coordinate with development teams for timely resolution
• Ensure test repository (test cases, test data, scripts, and artifacts) is maintained, version-controlled, and updated regularly for reusability and audit readiness
• Execute batch jobs (JCL), DB validation (DB2/VSAM), CICS screen testing
• Validate API request/response (status codes, headers, payloads). Handle XML/JSON validations and schema checks
• Perform REST/SOAP testing using tools like Postman
• Explore potential automation opportunities leveraging existing tools
• Validate data integrity across systems (DB-API-downstream)
• Execute regression testing cycles for each release/sprint to validate existing functionalities and prevent defect leakage
• Maintain test evidence and documentation to support quality metrics, reporting, and governance requirements
• Collaborate with cross-functional teams (BA, Dev, DevOps) for test planning, execution alignment, and release readiness

Tekshapers is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.