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FSS Technology

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Bielsko-Biala, Poland
Polish IoT & embedded systems design house, since 2011
FSS Technology is a Polish IoT product development company based in Bielsko-Biała, Poland. It designs custom electronics and PCBs, develops embedded firmware, connects devices to cloud infrastructure, builds mobile applications and assembles PCBs in-house. Founded in 2011, FSS has 30+ engineers working across ESP32 and STM32 firmware, BLE, Wi-Fi, LoRa and LTE connectivity, Microsoft Azure IoT backends, native iOS and Android apps, and SMT/THT PCB assembly with AOI and X-ray inspection. FSS has delivered 100+ projects, with 5,000+ devices running worldwide and zero failed deployments. Besides client work, FSS builds its own connected products, including Perrugi (smart access control) and ReDrive (a 20 Hz GPS lap timer). Services: IoT development, embedded software, hardware and electronics design, firmware development, PCB design and PCB assembly (EMS), iOS and Android apps, and Azure cloud consulting. Industries: industrial and manufacturing, hospitality, smart buildings, automotive and motorsport, consumer electronics.
30 people in their team
Speaks English, Polish
Works remotely across the globe
Sortlist member since 2026
Founded in 2011
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Services

3 services offered by FSS Technology

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  • Description
    Microsoft Azure IoT backends for device fleets: telemetry, dashboards, OTA updates, integrations and AI models.
    Skills in Cloud Consulting (2)
    IoT DevelopmentMicrosoft Azure Consulting

    Learn more about Cloud Consulting


  • Description
    Native iOS and Android companion apps for connected devices: BLE and Wi-Fi pairing, device control, OTA updates and cloud sync.
    Skills in Mobile App (1)
    Mobile App

    Learn more about Mobile App


  • Description
    End-to-end IoT product development: custom electronics and PCB design, embedded firmware (ESP32, STM32), BLE, Wi-Fi, LoRa and LTE connectivity, Microsoft Azure IoT backends, native iOS and Android apps, and in-house SMT/THT PCB assembly with AOI and X-ray inspection. From first prototype to series production.
    Skills in Innovation (2)
    IoT DevelopmentInternet of Things

    Learn more about Innovation

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Team

30 members in FSS Technology's team

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  • HeadquarterAgawy 7, Bielsko-Biała, Poland