Strong hands-on experience with Katalon Studio (Web, API, or Mobile automation) Solid experience with Selenium WebDriver and test scripts using Java or Groovy Experience with TestNG/JUnit, automation frameworks, and page object model (POM) Good understanding of API testing (Postman, Katalon API, or REST Assured) Experience working in Agile/Scrum environment Knowledge of Git, Jenkins, or other CI/CD tools Strong debugging, analytical, and problem-solving skills