Principal software engineer with over 10 years industry experience, including: - Extensive power supply development in firmware engineering. - Design of digital signal processing for power supply using dsPIC, C2000 and ARM cortex-M4. - Design communication bus specification base on PMBUS, PSMI, CAN and HDLC. - Systems design, requirements specification, programming documentation and testing of power systems. - Expert in microcontroller applications design and implementation. - Produced verification test plans and participated in requirement specifications for new product development. - Wrote firmware in C and assembler for management power supply module. -Developed the final production and test procedures for the product using interactive software. - Develop user interface (GUI) to monitor.