Microcontroller-based systems form the foundation of many embedded products. Unlike higher-level software, firmware operates under strict constraints: limited memory, real-time requirements, and direct interaction with hardware. The result must not only function, but remain stable and maintainable over time.

Where this matters

Typical use cases include connected devices, industrial control systems, measurement and monitoring equipment, and battery-powered IoT products. In these environments, reliability and predictability are often more important than raw feature count.

Typical systems we build

Platforms
  • Espressif (ESP32/ESP8266), Nordic (nRF), Raspberry Pi
  • RTOS environments: FreeRTOS, Zephyr
Connectivity
  • Wi-Fi, Bluetooth, Zigbee, LoRa
  • Lightweight communication protocols (MQTT, HTTP)
Hardware integration
  • Sensor integration for data acquisition and control loops
  • Display support: OLED, LCD, e-paper
  • USB and serial communication (CDC, HID, DFU, etc.)
Device lifecycle
  • Over-the-air (OTA) updates
  • Custom bootloaders and update mechanisms
  • Remote device management
Efficiency and robustness
  • Low-power design for battery-operated systems
  • Predictable behavior under constrained resources
  • Long-term maintainability in production deployments
These systems are designed not just to function, but to remain reliable over time—handling real-world conditions such as unstable connectivity, limited resources, and evolving requirements.

What this means in practice

The combination of low-level control, structured design, and careful validation allows firmware to remain stable even as systems grow in complexity. This is especially important for devices deployed in the field, where direct access is limited and failures are costly.

The focus is therefore not only on initial functionality, but on building systems that can be updated, extended, and maintained without introducing instability.