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LifeSafer Ignition Interlock Tech Stack

In-vehicle alcohol monitoring devices and breathalyzer interlock systems

Consumer Electronics Blue Ash, Ohio 201–500 employees Founded 1991 Privately Held

LifeSafer designs and manufactures embedded ignition interlock hardware—breath alcohol detection devices that prevent impaired driving. The tech stack (C, ARM, STM32, FreeRTOS, UART, I2C, CAN, Bluetooth, Wi-Fi) reflects a mature embedded-systems operation focused on real-time sensor integration and vehicle communication protocols. Hiring is tilted heavily toward manufacturing (4 roles) over engineering (1), suggesting the company is scaling production capacity rather than expanding platform capabilities.

Tech Stack 11 technologies

Core StackC ARM STM32 RTOS FreeRTOS UART I2C CAN USB Bluetooth Wi-Fi

What LifeSafer Ignition Interlock Is Building

◆Challenges

Streamlining processes
Enhancing productivity

▲Active Projects

Repairing breath alcohol ignition interlock devices

Hiring Activity

Accelerating6 roles · 3 in 30d

Department

Manufacturing

4

Engineering

1

Ops

1

Seniority

Junior

4

Mid

1

Senior

1

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About LifeSafer Ignition Interlock

LifeSafer manufactures ignition interlock devices—in-vehicle breathalyzer systems installed under court order or as part of license-recovery programs. The company operates as a full-service provider, handling device installation, maintenance, and customer support across all 50 US states. Founded in 1991 and headquartered in Blue Ash, Ohio, LifeSafer claims to have helped establish the ignition interlock industry and was the first to meet NHTSA standards in 1992. The organization serves individual drivers and their families navigating DUI/DWI requirements. With 201–500 employees, the company combines embedded engineering with a distributed installation and service network.

HeadquartersBlue Ash, Ohio

Company Size201–500 employees

Founded1991

Hiring MarketsUnited States

Frequently Asked Questions

What technology does LifeSafer ignition interlock use?

LifeSafer devices run on ARM processors with STM32 microcontrollers, FreeRTOS real-time operating system, and communicate via UART, I2C, CAN, Bluetooth, and Wi-Fi. Core firmware is written in C.