Firmware Engineer

Energiot • cerdanyola del vallés, cataluña, Spain • Posted June 08, 2026

Location cerdanyola del vallés, cataluña
Job Type Full-time
Category Informática y tecnología
Posted June 08, 2026

Role Description

Energiot is seeking a motivated Firmware Engineer to join our growing product and R&D team in Barcelona. The role focuses on the development of embedded firmware for IoT devices used in electrical grid monitoring and smart energy applications. You will work hands-on with low-power microcontrollers, wireless communication technologies, and real-world sensor systems, contributing directly to production-ready devices deployed in the field.

This position is ideal for engineers with a solid foundation in embedded systems who want to grow in a multidisciplinary environment combining firmware, hardware, and cloud connected IoT platforms.

Key Responsibilities

Firmware Development

  • Design, develop, and maintain embedded firmware for IoT devices using C and C++.
  • Program microcontrollers from Texas Instruments and ESP32.
  • Manage peripheral drivers (I2C, SPI, ADC, UART, GPIO, timers).
  • Integrate a...

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