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Selected work

Products we've shipped, problems we've solved

A cross-section of 11 engagements across healthcare, mobility, energy, industry and consumer markets. To respect client confidentiality, case studies are anonymized by domain and region until names are approved for public use.

5 Embedded Linux 6 Zephyr RTOS
Healthcare · IIoT Embedded Linux

United States

HIPAA-compliant cold-storage monitoring

A medical centre needed to eliminate manual logging of cold-storage temperature, get instant alerts on excursions, and record physical access to the storage.

What we built

  • Yocto-based custom Linux solution
  • Industrial RS232/RS485 over 900MHz RF receiver interface
  • PKI-based device security for cloud communication
  • Hassle-free secure OTA — double copy with fallback

Outcome

  • HIPAA compliant
  • Zero-trust security — never trust, always verify
  • Instant notification and alerting
Entertainment · AI Embedded Linux

India

AI automation & control with NPU bring-up

A media & entertainment hardware provider needed a BSP and firmware partner to bring up their hardware and enable security from hardware to application.

What we built

  • Buildroot-based custom Linux
  • Board support package and firmware development
  • Root of Trust (RoT) and hardware/software security
  • Driver support for the neural processing unit (NPU)
  • Secure OTA — double copy with fallback

Outcome

  • Application development platform / SDK
  • Zero-trust security — always verify
  • AI accelerator (NPU) enabled
Virtualization Embedded Linux

Germany

Containerized embedded systems

A Linux virtualization vendor wanted building blocks for a universal Linux 'non-OS' — a portable, reproducible way to deploy and manage containerized embedded OS components across devices.

What we built

  • Containerizes firmware, OS, networking and device state
  • Modular, portable building blocks shared & managed atomically over the air
  • Open-source device state management

Outcome

  • Frees the team to focus on features and services
  • Converts Docker containers to LXC to run on all device types
  • Cloud-native: secure, fast, lightweight deployment
Industrial · IIoT Embedded Linux

Germany

Predictive maintenance for elevators

A smart-solutions provider needed an embedded platform that reduces customer costs and sustainably increases the availability of elevator systems.

What we built

  • Yocto-based custom Linux solution
  • Multi-sensor platform: vibration, temperature, accelerometer, gyroscope, magnetometer
  • Data-driven, AI-based predictive maintenance
  • Seamless secure OTA

Outcome

  • Lower ongoing operations & maintenance costs
  • Support for legal regulations and compliance
  • Reduced energy consumption; fewer disruptions, more safety & availability
Energy · IoT Embedded Linux

Germany

Solar off-grid energy system

An embedded solutions provider wanted a platform to democratize the energy transition — equipping every usable roof with solar and increasing local self-consumption.

What we built

  • Yocto-based custom Linux with SDK for application development
  • Industrial interfaces: RS232/RS485 and Modbus
  • PKI-based device security for cloud communication
  • Hassle-free secure OTA — double copy with fallback

Outcome

  • Low electricity costs and increased returns
  • Greater energy independence
  • Active contribution to the energy transition
Oil & Gas · IIoT Zephyr RTOS

United States

Monitoring 200+ oil & gas wells

An asset-management provider supported an operator running 200+ wells of varying lift types and depths, and needed technology to monitor both older and newer wells.

What we built

  • Zephyr RTOS-powered, cost-effective controller
  • Pairs with gas meters and variable-frequency drives
  • Industrial interfaces: Modbus, analog and digital I/O
  • Additional security layer on Modbus; hassle-free secure OTA

Outcome

  • Zero-trust security
  • Reliable edge-generated events via edge processing
  • Consistent logs (flash store-and-forward) and custom reports
Civil Infrastructure · IoT Zephyr RTOS

Spain

Smart access ID card

A smart-product company needed a smart ID card that shows, at all times, whether an employee is fit to enter a workplace, perform a task, or operate a specific machine.

What we built

  • Zephyr RTOS-powered smart ID card
  • Connectivity: NB-IoT, WiFi, BLE, NFC; GPS tracking
  • Fingerprint-authenticated secure access
  • Low-power e-ink paper display

Outcome

  • All information in one place; automated document validation
  • Cloud storage for anywhere access
  • Instant notifications and alerts
Automotive · EV Zephyr RTOS

Malaysia

Vendor-agnostic EV smart charging

An automotive electronics company wanted a vendor-agnostic smart EV charger that manages charging based on electricity cost, availability and driver needs.

What we built

  • Zephyr RTOS-based smart EV charging
  • Native Open Charge Point Protocol (OCPP) 1.6 support
  • Smart leakage-detection sensing; seamless secure OTA
  • Root of Trust (RoT) and secure update

Outcome

  • Vendor-agnostic — works with any electric vehicle
  • OCPP-compliant interoperability
  • Hardware Root of Trust and secure updates
Consumer Electronics Zephyr RTOS

Germany

Energy-efficient smart kettle

A consumer-electronics startup needed a smart kettle that is extremely efficient for small quantities, works with common vessels and any liquid, with step-less temperature measured in the vessel.

What we built

  • Zephyr RTOS-based, portable and energy-efficient design
  • Custom monitoring over Bluetooth Low Energy (BLE)
  • Multi-sensor platform: pressure and temperature
  • Seamless secure OTA

Outcome

  • Highly portable
  • Up to 85% energy saving
  • Full control and flexibility via the app
Smart Water · IoT Zephyr RTOS

Germany

Sensing-as-a-service for water networks

A solution provider wanted to make water supply intelligent and sustainable through eco-friendly monitoring and sensing for utilities and distribution networks.

What we built

  • Zephyr RTOS-based wireless, self-powered solution
  • Connectivity via LTE CAT-M1, NB-IoT and 2G
  • Multi-sensor platform: flow, pressure and temperature
  • Root of Trust (RoT) and secure update

Outcome

  • Reduced non-revenue water
  • Reduced energy consumption; prevents pipe breaks
  • Reduction in expenditures
Manufacturing · Low Power Zephyr RTOS

Germany

Ultra-low-power Zephyr on TI MSPM0

A test-equipment manufacturer engaged a partner to port and upstream Zephyr RTOS on TI MSPM0, optimizing ultra-low-power modes to meet application requirements.

What we built

  • Zephyr RTOS ported and upstreamed for TI MSPM0
  • Engineered for ultra-low-power performance
  • Portable and energy-efficient

Outcome

  • Highly portable, upstreamed solution
  • Reduced energy use and cost
  • Runs on the world's smallest MCU (Arm Cortex-M0+, 1KB SRAM)

Have a similar challenge?

Tell us about your hardware and goals — we'll map them to the right Linux or Zephyr approach.

Schedule a consultation contact@linumiz.com