· Worked closely with internal and external teams to develop fully functional prototypes to demonstrate IoT business opportunities· Examined and tested circuit boards for flaws and potential long-term function issues· Collaborated with senior firmware engineer to optimize software for efficient data and power management on remote IoT devices· Created testing methods, schedules and validation plans for product development· Assisted in the development of embedded/firmware applications for ARM based microcontrollers using C/C++· Wrote firmware applications for LTE/Bluetooth enabled modules and integrated sensors to send collected data to remote cloud interface