Firmware Development for Neoway M590E GSM Modem

I'm seeking an expert to develop firmware for my GSM modem Neoway M590E. The aim is to enhance the connectivity, specifically to improve the network stability. This device will primarily be used in rural or remote areas with poor connectivity, operating on a 2G network.

Key Requirements:
- Address frequent disconnections
- Reduce slow reconnection times
- Stabilize inconsistent signal quality

Ideal Skills and Experience:
- Extensive experience in firmware development, specifically for GSM modems.
- Proven track record in enhancing connectivity features.
- Familiarity with 2G networks and rural connectivity challenges.
- Ability to troubleshoot and resolve network issues effectively.