Manual testing, api testing, sql & database validation, test case design & documentation, defect tracking & management, functional testing, non-functional testing, regression testing, smoke & sanity testing, exploratory testing, risk-based testing, ui/ux testing, cypress, playwright, selenium (basic), test automation fundamentals, gherkin, github actions, jenkins, postman, swagger / rest apis, jmeter (load & stress testing), jira, testrail, git & github, chrome devtools, excelhtml/css (testing perspective), flutter (development background), web & mobile application testingagile / scrum, cross-functional collaboration, requirement analysis, qa reporting, stakeholder communication