STM32 Embedded Systems Expert urgent Needed

I'm looking for an experienced embedded hardware and software engineer to work on an urgent project involving STM32.

Key requirements:
- Flash out STM 32 and free all previously built codes and free PiNS
- Firmware development
- Software integration

Communication Protocol: UART

Ideal Skills:
- Proficiency in STM32
- Strong background in hardware design
- Expertise in firmware and software integration
- Experience with UART communication protocol

Please provide a detailed portfolio with relevant experience.