Kaatru

Open roles

  • Embedded firmware

    Sensor readings, MQTT publishing, offline buffering, OTA updates.

    C/C++, ESP32, PlatformIOGet in touch →
  • Backend & data

    Ingestion pipeline, device auth, the readings database.

    Python, PostgreSQL/TimescaleDB, MQTTGet in touch →
  • Frontend & mapping

    The public map, this website, and API documentation.

    Next.js, TypeScript, MapLibre/LeafletGet in touch →
  • Hardware & electronics

    Turning the breadboard prototype into a field-ready node.

    Soldering, enclosure design, sensor wiringGet in touch →