Python-Based IoT Software Development

We are looking for an experienced Embedded / IoT Software freelancer to design and implement a Python-based on-device application that communicates with a C# backend server using MQTT for configuration, status reporting, and control messaging. Development will include - Design and implement a Python agent application running on an embedded Linux device for applying configuration data and handling status and control messages - Design and implement a test / reference C# server that accepts config parameters via UI and pushes to device fleet over MQTT (with docker and/or Aspire) - Define message formats and workflows for: a) Device configuration, b) Status reporting, c) Control / command messages The initial milestone will focus on pushing device WiFi hotspot configuration data via MQTT and modifying cisco like config file, then restarting relevant services. Skills - Strong Python experience (services, async IO, system interaction) - Embedded Linux experience (network configuration, services, logging) - MQTT (topics, QoS, retained messages, reconnection handling) - C# (.NET) experience for building a test/control server - Protobuf message design Nice to Have: - Experience with IoT fleet management - Experience with Grafana for telemetry monitoring - RabbitMQ MQTT - Experience with device provisioning and remote configuration

Proje No: 40067950