nRF9160 modem – sending gps location & simple IO to mqtt server TLS – FOTA

Looking for someone with experience in Nordic nRF9160 cellular modem to connect to a MQTT server with TLS encryption. send status/registers for the following peripherals.

mcp23017 I/O expander – I2C
nrf24l01 – SPI
sigfox modem – UART
External GPS – UART

Low power approach, FOTA procedure, sample rate variable, config packets from server re-config behavior.

using segger compiler with nRF connect SDK

Custom Hardware

Further details will be given to the suitable candidate.

Only apply if you have experience with nRF9160, MQTT & FOTA