Develop platform software, BSPs, middleware, and device drivers supporting SPI, I2C, UART, USB, ADC/DAC, PWM, timers, displays, touchscreens, motors, sensors, and communication interfaces. Strong working knowledge of IEC 62304, IEC 81001-5-1, ISO 14971, IEC 60601, FDA cybersecurity guidance, software risk management, design controls, verification and validation, and requirements traceability.