Objective of this role / About the job: As a Senior QA Engineer, you will work closely with engineers to ensure the quality of our products, including understanding new feature requirements, testing features and defects, and ensuring non-functional requirements are met. You will take ownership of test strategy, mentor other QA engineers, and communicate the overall quality status to the team. You will be part of a team that works to create a massive impact for millions of Thai people, to unlock their investment potential via cutting-edge innovations. Experience testing AI-powered products and features is a plus. Responsibilities: Reviewing software requirements and preparing test scenarios. Perform test planning and estimation, requirements analysis, automated and manual test creation, and execution Perform performance testing such load test and stress test Report on test progress and software release readiness and risks Work closely with the development team to improve existing products Help design, document and maintain system processes Communicate with other management, developers, product managers, and technical support specialists on product issues and insights Participate in requirement analysis, design reviews, and providing input on requirements, product design, and potential problems. Constantly be on the lookout for ways to improve monitoring, discover issues and deliver better value to the customer