o Developed detailed test plans, test cases, and test scripts for IoT-based OS applications, covering deviceintegration, communication protocols, and system performance.o Executed manual testing for IoT systems, ensuring seamless communication between sensors, devices,gateways, and cloud platforms.o Designed and implemented automation scripts using tools like Selenium, Postman, or Rest Assured forAPI and UI testing.o Performed integration testing to ensure compatibility between hardware, firmware, and IoT applications.o Conducted API testing using Postman and Rest Assured, ensuring the functionality, reliability, and securityof IoT backend services.o Analyzed IoT device logs and cloud logs to identify and resolve issues, ensuring proper communication andsynchronization.o Verified firmware updates for IoT devices, ensuring correct deployment, backward compatibility, andproper rollback mechanisms.o Ensured the stability of the OS after firmware upgrades.o Participated in Agile ceremonies like sprint planning, daily stand-ups, and retrospectives.o Generated detailed test reports and metrics to evaluate system stability, performance, and issue trends.o Maintained up-to-date documentation on test cases, automation scripts, and testing frameworks.