All Online Site (18 April 2022 - 29 April 2022)- Collaborate with the team consisting of the Senior tester, Project Manager and user to conduct requirement gathering.- Prepare data for the test.- Execute UAT in different versions. (iOS, Website)- Log a defect in Google sheet.DTAC Site (2 May 2022 - 31 August 2023)- Collaborate with the team consisting of the Senior tester, Project Manager and user to conduct requirement gathering.- Read the Software Requirement Specification documentation to review the customer's requirements.- Design test case for UAT.- Prepare data for the test.- Execute UAT on website and mobile application. (dtacONE App.)- Execute SIT on website.- Log a defect in Jira system.- Create test cycle in Jira system.- Prepare the data and communicate with SA to fix the defect.- Use Postman to test API.- Use SoapUI to test SIT Environment.Krungthai Site (1 September 2023 - Present)- Collaborate with the team for requirement gathering.- Read the Software Requirement Specification documentation to review the customer's requirements.- Design test case for UAT.- Prepare data for the test.- Execute UAT on website and mobile application. (Paotung and Thung-Ngern.)- Log defects and track the development process in JIRA.