Luxira Logo Luxira
Luxira Logo

Founding Senior Firmware and IoT Engineer

💰 $110,000 - $130,000 🌍 Dallas, Texas 📅 05/18/2026

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Job Description

**About Luxira**

Luxira is a risk intelligence company building a proprietary scoring system
for the built environment. We help operators and insurers quantify building
risk before incidents become claims. We are fully funded, pre-seed, and
targeting our first pilots in Q1 2027. The team is lean, the problem is real,
and the market is large.

Note: Luxira is in stealth mode on certain aspects of our technology and go to
market approach. Full details are shared with candidates who progress through
our interview process.

**The Role**

This is a specialized founding hire with a clearly defined lane. You own
everything between the physical world and our data platform. Sensor selection,
firmware, device communication, edge reliability, and clean data handoff to
our backend team.

You are not responsible for the scoring engine, the application, or the
business logic. You are responsible for making sure the physical layer works
flawlessly so the rest of the platform can do its job. You report directly to
the CTO.

**What You Will Own**

Evaluating and deploying IoT sensors across fire, water, electrical,
environmental, and occupancy categories in real building environments

Writing, deploying, and maintaining firmware for edge devices with reliable
communication via BLE, WiFi, and cellular protocols

Architecting how sensors communicate with the Luxira platform, selecting the
right protocols and ensuring they hold up in real building conditions

Designing for connectivity loss, device failure, and OTA updates so the system
stays reliable without manual intervention

Delivering structured, reliable data from the edge to the backend team. Your
job ends at the handoff point and that handoff has to be clean every time

Keeping the hardware layer well documented so the broader technical team
always understands what is happening at the edge

**What We Are Looking For**

5 or more years of firmware or embedded systems development with production
IoT deployments in physical environments

Proven track record shipping IoT products that survived real world failure.
Not lab environments, actual deployments

Deep hands on experience with sensor protocols including BLE, Zigbee, WiFi,
and MQTT
Experience with OTA firmware updates, device failure recovery, and maintaining
uptime in uncontrolled environments

Clear communicator who documents well and works effectively alongside a
backend team without needing to own their layer

Experience in regulated or compliance sensitive environments such as SOC2 or
HIPAA is a strong plus
Comfortable working in a lean early stage environment where you define the
process as much as you follow it

**Nice to Have**

Experience with Tuya IoT or similar commercial IoT ecosystems
Background in commercial real estate, senior living, or insurance adjacent
technology

Familiarity with mmWave radar or environmental sensor hardware
Prior experience on a small founding team at an early stage startup

**What We Offer**

$110,000 to $130,000 base salary

Founding engineer equity for the right candidate.
A defined lane. You own the hardware layer completely and work alongside a
team that owns everything else. No ambiguity about what success looks like.

Direct access. You report directly to the CTO on a small focused team. Your
work is visible, your input matters, and decisions get made fast.

Remote first. Async friendly culture. We care about what you build, not where
you build it from
Substantive work. You are building a hardware layer that goes into real
facilities with real consequences. The problems are technically interesting
and the stakes are genuine.

**Luxira is an equal opportunity employer. We are building a diverse team and
welcome applicants from all backgrounds.**