Designed and executed manual and automated tests for enterprise software workflows, including test planning, test case design, risk analysis, and API validation. Developed and maintained automated UI test suites using TypeScript and WebdriverIO (WDIO). Investigated defects, analyzed logs, validated data using SQL queries, and collaborated with developers to verify fixes and improve software stability. Performed regression testing and release validation within Agile development environments. Investigated a complex group-submission grading issue and identified an undefined business rule as the root cause. Developed automated regression tests integrated into Jenkins pipelines.

Developed and maintained features for an internal enterprise application using PowerBuilder. Investigated and implemented fixes for application defects across multiple environments. Analyzed and validated SQL queries and stored procedures to support application functionality and troubleshoot data-related issues. Maintained a 100% resolution rate for assigned application defects.

Provided third-level technical support for business-critical applications used by global customers. Investigated production issues, performed root cause analysis, and collaborated with technical teams to resolve customer-reported incidents.

Provided first-level technical support for software, mobile devices, and internal systems. Investigated technical issues, identified root causes, and delivered timely solutions in high-volume support environments.