DMA 75T Firmware Development

I need a skilled DMA firmware developer to create firmware on demand and emulate a real device.

Ideal Skills and Experience:
- Expertise in firmware development,
- Experience with DMA (Direct Memory Access) configurations
- Ability to emulate device functionalities accurately
- Strong documentation skills for maintainability
- For reading game memory

Also looking for full time developer who can work for me

Please share relevant experience and approach.