SUBRAMANIAN K

Client: HP Inc.

Cross Category Cost Convergence (C4 RHEL-7 to RHEL-8 MIGRATION): March 2024 – August 2025.

Apollo MDM - ISAC Changes for Geo Location Capture: January 2023 – February 2024.

Order Integration Suite (OIS-Project Simplify / TFS Migration / TSA Exit): June 2016 – December 2022.

• Led end-to-end testing activities across all phases of STLC for enterprise applications deployed on AWS & Azure.
• Designed and executed 500+ test cases per release across Functional, Regression, Integration and UAT.
• Conducted Load, Stress, Volume & Endurance testing simulating 10,000+ concurrent users using JMeter & LoadRunner and analysed test execution metrics for SLA compliance.
• Monitored response time, throughput, CPU & memory utilization to validate SLA compliance.
• Identified performance bottlenecks and improved application response time by 30%.
• Performed REST API validation using Postman and SoapUI.
• Managed complete defect lifecycle ensuring 98% defect closure before every release.
• Prepared Test Strategy, Test Plan, RTM, Test Metrics & Test Summary Reports.
• Collaborated with DevOps and Release teams for CI/CD validation and SOX compliance.
• Reduced production defect leakage by improving test coverage, implementing risk-based testing and strengthening regression test execution across releases.
• Contributed to regression automation test suite for Order Integration Suite (OIS).

Client: Cisco.

Cisco IWE WebEx Social.

• Executed manual, regression, and integration testing.
• Developed and executed test scripts, and analyzed test results.
• Generated defect reports and test metrics for stakeholders using Rally.
• Worked in an Agile, sprint-based delivery model.

E-Service Desk, Global Systems Management Business Process for Tesco PLC. / Bank Service Views.

• Supported functional, system, integration, and performance testing.
• Conducted UAT and OAT validation.
• Managed release documentation and stakeholder demo sessions.